The Cabinet of Ministers of the Republic of Latvia of 15 June 1999, Regulation No 219 in Riga (pr. No 31, 50) the provisions on air quality are Issued in accordance with the law "on environmental protection" article 18 i. General questions 1. Rules are applied in the following terms: 1. air-mean outdoor air in the troposphere, excluding work environment; 1.2. air quality-air properties which define the physical, chemical and biological factors in the degree of exposure to people, plants and animals, as well as on the environment as a whole;
1.3. air quality assessment-on the basis of certain methodologies of measurement and calculation carried out resulted in the estimated or projected air pollution levels;
1.4. information-the air pollution levels that exceed a specified period of time under these rules is required to inform the public;
1.5. maximum levels-pollution level beyond which can cause harm to human health or the environment as a whole;
1.6. target-size, determined to prevent air pollution, long-term harmful effects to human health or the environment as a whole; This must be rectified within the period specified the size of the surplus;
1.7. a tolerance limit-the requirements of this regulation in accordance with the permissible limit values exceedances in percentage;
1.8. pollutant-any substance that people directly or indirectly enter the air and which has potentially harmful effects on human health or the environment, 1.9.-air pollution levels of the pollutant concentration in the air or the reason there was a depozīcij of the pollutant on the surface of a given period;
1.10. threshold-scientifically defined size, determined to avoid adverse effects on human health or the environment in General, prevent or reduce them; This must be rectified within the period specified, then the excess size threshold limits is not permitted;
1.11. alert threshold-levels, above which if exposure occurs after a threat to human health and that requires immediate action.
2. The purpose of these provisions is to establish national environmental quality standards for air quality, as well as procedures for assessing air pollution and air protection measures to avoid the harmful effects of air pollution on human health or the environment, prevent or reduce it.
II. Control air pollutants 3. in order to ensure air quality, human health and ecosystem protection, is definitely the air quality regulations, which provide for the allowable level of pollution. The air quality regulations are certain to sulphur dioxide, nitrogen monoxide, nitrogen dioxide, dust (particulate matter, which is not the chemical composition of certain other regulations), lead and ozone: sulphur dioxide: 3.1 3.1.1. air quality standards for sulphur dioxide are specified in annex 1 of these rules;
3.1.2 sulphur dioxide pollution level measurement for the base (reference) method uses the EN ISO standard 6767 method or any other method of analysis that provides at least the same quality results as a base (reference) method;
3.1.3. air monitoring stations that measure the sulphur dioxide concentration in one hour, recorded a 10-minute average concentration. The annual report shall contain the 10-minute concentrations of 98 and 99 percentile. together with the hour of the values. Populated places, the following measurements shall be carried out and which is the source of sulphur dioxide pollution, annual reports include information on 10-minute concentrations which, during the year exceed 500 mg/m3;
3.2. a nitric oxide and nitrogen dioxide (nitrogen oxides): 3.2.1. air quality regulations contain the oxides of nitrogen in annex 2 of these regulations;
3.2.2. a nitric oxide level measurement for the base (reference) method uses a chemiluminescent method defined in EN ISO standard DIS 7996, or any other method of analysis that provides at least the same quality results as a base (reference) method;
3.3 dust-dust, PM10, which determines through a size-selective inlet with an aerodynamic diameter of 10 m, thus the delay (at least 50% of the dust, and dust which PM2, 5 shall be placed through a size-selective inlet with an aerodynamic diameter of 2.5 mm, thus arresting at least 50% of the dust: 3.3.1. air quality regulations specified in these provisions dust 3.;
3.3.2. PM10 and PM2, 5 sampling dust spot, if possible, deploy in one place;
3.3.3. PM10 dust pollution level measurements use the base (reference) method that is defined in the standard EN EN 12341, or any other method of analysis that provides at least the same quality results as a base (reference) method;
3.4. lead: 3.4.1. air quality regulations specified in these provisions lead the annex;
3.4.2. air monitoring stations, which take samples to determine the level of air pollution by lead, places where pollution levels can exceed this provision in annex 4 thresholds;
3.4.3. lead level measurements used in these rules referred to in annex 5, sampling and analysis database (reference) method or any other method of analysis that provides at least the same quality results as a base (reference) method;
3.5.: 3.5.1. ozone air quality standards for ozone specified in annex 6 of these regulations;
3.5.2. ozone pollution level monitoring criteria, baseline (reference) method for the measurement of ozone pollution and annual measurement result calculation principles specified in this provision in annex 7. Ozone pollution levels used for the database (reference) method or any other method of analysis that provides the base (reference) method equivalent results;
3.5.3. The country office annual reports hidrometeoroloģij on ozone pollution levels include information about the maximum, average, and 98 percentile in one hour and eight-hour average of that year recorded in each of the monitoring stations. Percentile is calculated in accordance with the provisions of annex 7 of the specified method. The report indicates the dates and duration of retention of the level of pollution, when this is exceeded the rules given in annex 6, air quality regulations. National hidrometeoroloģij authority may include in the report for additional information on percentile 99,9..
4. in order to assess the level of contamination of the pollutants which are not specific to air quality regulations, this provision is used in annex 8. maximum permissible concentrations of substances.
5. If the indicative measurements or calculations, pollution or a combination of these methods indicate that regularly exceed this provision specified in annex 8 maximum permissible concentrations of the substance, the substance of the relevant studies can be included in the list of substances which are definitely air quality regulations.
6. The Latvian environmental data centre confirms air pollution level measurement and analysis methodology used for assessment in relation to the base (reference) methods, organise inter-laboratory comparative testing (laboratory that measured the level of air pollution) and meetings, as well as cooperate with the State administration of hidrometeoroloģij in data collection and interpretation.
III. Air quality assessment 7. to classify areas of the territory of the country, the national hidrometeoroloģij Board every three years, organised by the air quality assessment in relation to the provision referred to in paragraph 3 pollutants. If any part of the territory has undergone significant changes that affect this provision in paragraph 3 of those pollutants pollution levels classified zones or other areas, are organized extraordinary air quality assessment.
8. After the assessment of air quality in the territory is classed zones (part of the territory, which is determined on the basis of the assessment of the quality of the air, and need to perform air quality measures): 8.1 area with populations over 250000 (agglomeration);
8.2. areas in which one or more air pollutants, pollution levels exceed the limit values;
8.3. areas in which one or more air pollutants, pollution levels are between the limit values and the levels of contamination, which under certain climatic and meteorological conditions can cause excess of limit values;
8.4. the areas where the level of pollution does not pose a threat to human health and the environment, but the ecosystem monitoring requires the air pollutant monitoring;
8.5. in areas where the level of pollution does not pose a threat to human health and ecosystems.
9. National hidrometeoroloģij authority organises each year air quality assessment of these provisions 8.1., 8.2. and 8.3. in these areas. Continuous monitoring of the air in those zones is required them these rules referred to in paragraph 3, pollutants, pollution levels which exceed or may exceed the air quality regulations. The task of the national hidrometeoroloģij authority performed independently or in cooperation with the local government, if they have the appropriate technology and staff.

10. For the assessment of air quality (also air pollution from stationary sources in the surroundings), take the following measures and using such technology criteria, methods and procedures: 10.1. measures to be taken before the start of the measurements: 10.1.1. minimum number of sampling points;
10.1.2 assessment and sampling equipment;
10.1.3. determine the appropriate measurement and sampling techniques;
10.2. other air quality assessment technology on the basis of the pollutant modelling: 10.2.1. modeling 3D projection and assessment methods;
10.2.2. the corresponding modeling technology.
11. in the light of the nature of the agglomeration or area and its pollution levels, for each air pollutant national hidrometeoroloģij authority determines that the provisions referred to in paragraph 10 of the criteria and technological requirements.
12. In conurbations and areas pollution levels measured at the upper and lower assessment thresholds. Assessment thresholds for sulphur dioxide, nitrogen oxides, dust and celebrating these provisions specified in annex 9.
13. air monitoring stations of the minimum number of agglomerations and zones are determined by the rules set out in annex 10 of the criteria.
14. in order to assess this provision in paragraph 3 of those pollutants, the air pollution level monitoring stations sited in accordance with the provisions of annex 11.
15. In conurbations and areas where information from the air monitoring stations for ongoing measurement sites are updated with information from other sources (such as emission inventories, indicative measurement methods and air quality modelling) for the assessment of air quality with air monitoring stations installed and other technology for the 3-d expansion must be sufficient to ensure that the provisions referred to in annex 12.
16. Where the level of pollution is lower than the limit values and which do not have a permanent risk to exceed this size, air quality assessment, you can use a single level modeling or calculation technology. This paragraph does not apply to agglomerations.
17. Measurement and modeling technology combinations can be used to assess the quality of the air where the level of pollution of the period concerned is below the threshold.
18. Where in accordance with these rules must be measured at the level of pollution, measurements shall be made on fixed locations continuously or by random sampling. Number of measurements must be sufficient to determine the pollution levels.
IV. Air quality 19. To improve the air quality in areas where pollution levels exceed or may exceed the threshold, or air quality assessment found increasing pollution, local air quality program development and implementation.
20. air quality improvement program for the purposes of national development hidrometeoroloģij administration each year prepares the lists and maps of zones and agglomerations within which: 20.1. one or more of these rules referred to in paragraph 3, the pollutant level exceeds the relevant pollutant limit value or target value, plus the margin of tolerance of which, if one is specified;
20.2. one or more of these rules referred to in paragraph 3, the pollutant levels are between the limit values and the tolerance limit, if one is set;
20.3. one or more of these rules referred to in paragraph 3, the pollutant levels exceed this provision in annex 9 lower assessment threshold.
21. Local Government is responsible for air quality in the development and implementation of the programme areas of the agglomeration or zone that matches this rule 20.1, 20.2 or 20.3. in this level of pollution: 21.1 if the agglomeration or area are exceeded air quality regulations for one of these provisions referred to in paragraph 3, the pollutant of concern, are designed for air quality improvement program;
21.2. If the agglomeration or area are exceeded air quality regulations for more than one of those provisions referred to in paragraph 3, the pollutant of concern, is designed for integrated air quality improvement program, which applies to reducing pollution in an integrated approach. The integrated air quality improvement program is determined by the reduction of air pollution substances whose concentrations exceed the air quality regulations, provided that the other concentrations of pollutants as a result of the implementation of the programme will not increase.
22. air quality improvement program, taking into account the level of pollution and the period of time required for the improvement of air quality, environmental protection and regional development ministries at the regional administration proposal-case threshold a tolerance limit may be fixed. This tolerance gradually decreases, until the threshold is reached (the later-until such time as it is permitted in accordance with the provisions of 1., 2., 3., 4. and annex 6).
23. The air quality improvement program of the municipality of coordinated with regional environmental governance.
24. If the agglomeration or area covers several areas, organised by the Municipal Commission, whose task is to organize the air quality in the development and implementation of these agglomerations or areas.
25. air quality improvement program must meet the following criteria: 25.1. assemblies are conducted air, water and soil protection;
25.2. There is no conflict with the safety and health of workers;
25.3. There is no negative impact on the environment next to the territories.
26. air quality improvement program to be included in this provision of the information specified in annex 13.
27. in order to maintain the existing level and improve the air quality in areas where pollution levels are lower than the limit values: 27.1. regional environmental management within the territory of which this rule 20.3. areas referred to, the target values determined by pollutants for which limit values are laid down to ensure the air quality limit values being exceeded, that is not possible. Target value must not exceed the lower assessment threshold values for pollutants that are indicated in annex 9 of these rules, or the long-term observed levels of these provisions referred to in paragraph 3, pollutants, non the lower assessment threshold;
27.2. areas that meet this rule 8.4. the characteristics referred to, the target values, if necessary, determine the protection of the environment and regional development Ministry. Need to set target values that rule 8.4. areas referred to in point down the maintenance of biodiversity and measures particularly in protected natural areas;
27.3. specific targets provide the sustainable development of the territory and at the best possible air quality. Targets in line with the relevant threshold parameters (such as the time of observation, target value, and the date on which the target should be achieved).
28. the Government, in the exercise of the ambient air quality improvement program, once a year (annually on 1 February) by the regional environmental governance review of the implementation of this programme. Regional environmental management prepares an assessment of air quality programs and proposals on measures to promote the implementation of the programme. Assessment of air quality in the implementation of the regional environmental authority shall prepare and forward to the relevant authorities within two months after receipt of the report.
29. If the air quality improvement program is not developed or implemented according to the time schedule laid down, it should be reviewed. The revised air quality improvement program should be coordinated with the regional environmental governance.
V. security of information 30. State hidrometeoroloģij Board every three years, collects and prepares information for the assessment of air quality in areas classified in accordance with the provisions of paragraph 8.
31. the National Board of hidrometeoroloģij each year collects and prepares: 31.1. information on air quality assessment of these provisions 8.1., 8.2. and 8.3. in these areas;
31.2. the rules referred to in paragraph 20 of the list and the map;
31.3. for each case that exceeded the alarm level, the information threshold, threshold limit values, target values, or that plus the margin of tolerance, indicating air quality regulatory surplus places, dates, duration and possible reasons.
32.30. These provisions and information referred to in paragraph 31 shall include the area maps and descriptions, and the necessary information to the protection of the environment and regional development Ministry, the Ministry of Welfare and the relevant authorities.

33. in order to provide citizens with information on air pollution levels in the country, the information in the event of exceeding the national hidrometeoroloģij administration informs the press and other public media, as well as environmental, consumer and health protection State institutions and organizations. The information Office of the State hidrometeoroloģij submit to the institutions and bodies referred to in the list drawn up for this purpose. That list every three years in line with the protection of the environment and regional development Ministry.
34. Information and pollution levels are specified in this provision in annex 14. The national institutions of governance or hidrometeoroloģij, which distributes State or local air monitoring, on a regular (at least monthly) information about information concerning cases of non-compliance.
35. If a target value is exceeded, the limit values or alert threshold, public administration or the institution of hidrometeoroloģij, the public in the territory concerned, monitoring functions, it shall immediately inform the local authorities, the regional environment management and protection of the environment and regional development Ministry, providing information that includes, as a minimum, the provision of the information referred to in paragraph 36.
36. If the alert threshold is exceeded (in the case of ozone pollution-information), the local government provides instant information about: 36.1. date, time and place where the pollution occurred;
36.2. the forecasts: the concentration of pollution 36.2.1. changes (improvement, stabilisation or deterioration);
36.2.2. causing contamination of the reasons and the expected changes;
36.2.3. geographical distribution of pollution;
36.2.4. expected duration of retention of pollution;
36.3. the categories of the population that is potentially sensitive to alert level exceedances;
36.4. the precautionary measures to be taken.
37. Local authorities provide citizens with information on the procedures and measures of air quality programs. These programs are freely available in every municipality in which they are developed.
Vi. Closing questions 38. National hidrometeoroloģij authority: 38.1.1 March 2000 submitted to the protection of the environment and regional development Ministry approval to institutions and organisations, which provides information on levels in accordance with this provision, paragraph 33;
38.2. the 2001 15 February, in accordance with the provisions of chapter III evaluation of air quality throughout the country.
39. Institutions and organizations whose work requires that information referred to in paragraph 33, to February 1, 2000, to be submitted to the national hidrometeoroloģij of the request in writing.
40. The municipality in whose territory in accordance with the provisions of paragraph 21 should be developed and implemented air quality improvement program, until 1 January 2003 to support this program.
41. Governments, in accordance with these rules must be developed in air quality improvement programs, cost calculations for air quality improvement program to develop up to 1 May 2001 submitted to the protection of the environment and regional development Ministry. Harmonized cost estimates submitted to the Ministry of Finance of the municipality in order to agree on the air quality program development funding sources and funding.
42. Governments, in accordance with these rules are designed for air quality improvement programs, cost calculations of air quality improvement programmes up to March 1, 2003, submit to the protection of the environment and regional development Ministry. Harmonized cost estimates submitted to the Ministry of Finance of the municipality in order to reach agreement on air quality improvement program implementation funding sources and funding.
43. the rules shall enter into force by 1 January 2000.
 
V. Krištopans, Prime Minister of environmental protection and regional development Minister v. pigeon annex 1 Cabinet of 15 June 1999, regulations No 219 air quality standards for sulphur dioxide 1. Limit values for sulphur dioxide limit values for sulphur dioxide is expressed in mg/m3 at standard volume 293 ° K and 101.3 kPa at a temperature of No Limit type of observation time limit value margin of tolerance Date by which no p.




the permitted limit values of k.




speeding 1. Hourly limit value for the human one hour 350 mg/m3 must not exceed 150 mg/m3 (43% above the threshold value) the 1 January 2005 the health (Rh) more than 24 times a year from the date of entry into force of the rules, tolerance, starting with January 1, 2001, each month a linear reduction in 2005 and on January 1, reaching 0% daily value 2 people 24 hours 125 mg/m3 must not exceed health (Rd) more than three times a year, not 1 January 2005 3.
Limit value of ecosystem in a calendar year; Winter 20 mg/m3, not two years after the rules-protection (REg) measures into force 2nd air pollution alert threshold for sulphur dioxide-350 mg/m3 for three hour period, if the air pollution covering more than 100 km2 or full zone or agglomeration (the smallest by area).
Environmental protection and regional development Minister v. pigeon annex 2 Cabinet of 15 June 1999, regulations No 219 air quality regulations nitrogen oxides 1. Limit values for nitrogen oxide and nitrogen dioxide limit values expressed in mg/m3 at standard volume 293 ° K and 101.3 kPa at a temperature of No Limit type of observation time limit value margin of tolerance Date by which no p.




the permitted limit values of k.




speeding 1. Hourly limit value for nitrogen one hour 200 mg/m3 must not exceed 50% above the threshold values 2010. these provisions on 1 January dioxide NO2 human more than 18 times a year from the date of entry into force of the margin of tolerance ranging health (Rh) by 1 January 2001 the monthly linear reduction in 2010 and on January 1, reaching 0% 2. Annual limit value for nitrogen calendar year 40 mg/m3 50% above the threshold values 2010. these provisions on 1 January dioxide NO2 people at the date of entry into force of tolerance limit, starting health (Rg) by 1 January 2001 the monthly linear reduction in 2010 and on January 1, reaching 0% 3. Limit value for nitrogen dioxide in the calendar year FROM 30 mg/m3 + NO2 and not two years after nitrogen oxides (NO2 + NO) this provision in force for the protection of ecosystems (REg) date 2. Air pollution alert threshold for nitrogen dioxide – 400 mg/m3 for three hour periods throughout the zone or agglomeration.
Environmental protection and regional development Minister v. pigeon annex 3 Cabinet of 15 June 1999, regulations No 219 air quality limit values regulations for dust no way of observing the time limit value margin of tolerance Date by which no p.




the permitted limit values of k.




1. exceeding the limit values for PM10 dust: phase 1:1.1 1.1.1. the 24-hour limit value for people 24 hours 50 mg/m3 must not exceed 50% above the threshold values that rule 1 January 2005 the health protection (Rd) more than 35 times a year from the date of entry into force of tolerance, starting with January 1, 2001, each month a linear reduction in 2005 and on January 1, reaching 0% 1.1.2. annual limit value the human calendar year 40 mg/m3 50% above the threshold values that rule 1 January 2005 the health ( RG), on the date of entry into force of tolerance, starting with January 1, 2001, each month a linear reduction in 2005 and on January 1, reaching 0% 1.2. step 2:1.2.1.24-hour limit value for people 24 hours 50 mg/m3 must not exceed not 2010 January 1 health protection (Rd) for more than seven times a year 1.2.2. annual limit value the human calendar year 20 mg/m3, 50% above the threshold values 2010. these provisions on 1 January health (Rg) at the date of entry into force of tolerance limit, starting with 1 January 2005 each month and a linear reduction in 2010 January 1, reaching 0% 2. Limit values for PM2, 5: dust 2.1.24-hour limit value for people 24 hours 40 mg/m3 must not exceed 50% above the threshold values that rule 1 January 2005 the health protection (Rd), more than 14 times a year from the date of entry into force of tolerance, starting with January 1, 2001, each month a linear reduction in 2005 and on January 1, reaching 0% 2.2. annual limit value the human calendar year 20 mg/m3, 50% above the threshold values that rule 1 January 2005 the health (Rg), the date of entry into force of tolerance, starting with January 1, 2001, each month a linear reduction in 2005 and on January 1, reaching 0% environmental protection and regional development Minister v. pigeon 4. Annex Cabinet of 15 June 1999, regulations No 219 air quality limit values regulations for lead type observation time threshold

Margin of tolerance Date by which limit value is exceeded is not allowed annual limit value the human calendar year 100% 0.5 mg/m3 above the threshold values that rule 1 January 2005 the health (Rg), the date of entry into force of tolerance, starting with January 1, 2001, each month a linear reduction in 2005 and on January 1, reaching 0% environmental protection and regional development Minister v. pigeon ' Annex 5 Cabinet of 15 June 1999, Regulation No 219 of sampling and analysis for the base (reference) method of lead level determination of air i. sampling 1. Filter collection efficiency at the filter surface perpendicular to the flow rate of sampling particles with aerodynamic diameter of 0.3 mm should be not less than 99%.
2. Sampler efficiency down to filter the collected particulate concentrations relative to the particle concentration in the air. Sampler efficiency may not be lower than the values indicated in the table and must not depend on wind direction.
Table sampling device minimum efficiency (%)

Wind speed (m/s) particle size (aerodynamic diameter) 5 mm 10 mm 2 95 65 4 95 60 6 85 40 3. sampling the aspiration flow rate throughout the sampling period should not vary by more than 5% of its nominal value.
4. the sampling sites and devices to try to place it as possible to get the relevant zone-specific measurements.
5. sampling is a continuous process, which allowed a few minutes break every day or week, to replace the filters. Annual average value is acceptable, if the samples are taken at least 15 working days per month and these days it is possible to evenly spaced over the period considered. The annual average is determined by dividing the reliable 24-hour average amount by the number of days in which those values are derived.
II. Analysis of the base (reference) method 6. Analysis database (reference) method for the determination of lead is atomic absorption spectrophotometry. Methods analytical error lead in solid particles, collected in terms adequate concentration of lead in air is less than 0.1 mg m-3 (5% of limit value). This analytical error value to maintains the specified interval, often enough through calibration.
 
Environmental protection and regional development Minister v. pigeon annex 6 Cabinet of 15 June 1999, regulations No 219 air quality standards for ozone 1. ozonam1 ozone thresholds thresholds are expressed in mg/m3 at standard volume 293 ° K and 101.3 kPa at a temperature of.
No PO box type of observation time Thresholds for threshold 1. Limit value for human health aizsardzībai2 (R8h) eight hours 110 mg/m3 threshold 2 vegetation one hour 200 mg/m3 for protection (Rh and Rd) 65 mg/m3 for 24 hours 1 level of pollution is measured continuously.
2 measurements are carried out during periods in which eight hours do not overlap. This value is calculated four times a day-between. 0:00 to 9:00 pm, 8:00 to 17:00, 16:00 to 1:00 am, 12:00 to 21:00. to ensure Cabinet 15 June 1999 No. 219 of the provisions of the "regulations on air quality" 3.5.3. the information referred to in point (h) of eight-hour average is sliding average calculated every hour from 8-hour values between h and h-9.2. Air pollution alert threshold for ozone-360 mg/m3 for the one-hour period.
 
Environmental protection and regional development Minister v. pigeon annex 7 Cabinet of 15 June 1999, regulations No 219 i. ozone pollution level monitoring 1. Ozone pollution level measurement in the air to assess the risk of the population: 1.1., the ozone level of contamination exceeding the thresholds for the protection of human health;
1.2. level impacts on vegetation (e.g., forests, ecosystems, crops, horticulture), exceeding the thresholds for the protection of vegetation.
2. the Monitoring Station deployable geographical and climatic characteristics of the places where: 2.1 the risks exceed the limit values or alert thresholds is largest;
2.2. the need to take measures to comply with the Cabinet of Ministers on 15 June 1999, Regulation No 219 of "regulations on air quality" referred to in paragraph 3.
3. additional monitoring stations put it, to be able to: 3.1 identify and analyse ozone forming substances and formation and flow;
3.2. to observe the ozone pollution levels in areas affected by background pollution.
4. Ozone measuring instruments after reading to be taken so that the one-hour and 8-hour mean values can be calculated in accordance with this annex.
II. Database (reference) method for the measurement of ozone pollution 5. in accordance with the requirements of this regulation ozone pollution level on the database (reference) method uses UV photometric method LVL ISO 13964.6. Using measuring instruments and methodological field conditions, take into account the following considerations: performance measuring 6.1 compliance with manufacturer's specifications, in particular parameters like background noise, response time and linearity. These parameters are initially tested in the laboratory and then measuring site;
6.2. measuring instruments are regularly calibrated in accordance with the international standards organisation's recommendations, reference UV photometer using;
6.3. measurement of the instrument instead of the regularly calibrated every 23 or 25 hours. Additional calibration reliability ensure parallel working instrument calibrated in accordance with paragraph 6.2. of this annex.
7. If the meter calibration before I changed the intake filter, calibration is performed after sufficient exposure time filter (from 30 minutes to a few hours), if the air is ozone.
8. in order to avoid a screening effect, the sampling probe must be on at least one meter away from the vertical guards.
9. The sampling probe hole must be protected against rain and insects. Use the pre is not allowed.
10. sampling must not affect nearby equipment (air-conditioning or data transmission equipment).
11. the sampling line must be made of inert materials (such as glass, stainless steel, teflon) which does not affect the presence of ozone. The sampling line must be subjected to the above ozone concentrations.
12. the sampling line between the sampling probe and the instrument should be short as possible. Important that the time between the gas and the gas sample through the sampling line should be possible (for example, to the presence of a reagent should be from only a few seconds long).
13. To prevent the formation of condensation in the sampling line.
14. The sampling line must be cleaned regularly, taking local conditions into account.
15. The sampling line must be firmly secured. It must not have a gas leak or flow and gas flow rate at the regular controls.
16. sampling must not be influenced by gas discharges from the instrument or calibration equipment.
17. Take all possible preventive measures to prevent temperature changes, which may cause measurement errors.
III. The annual calculation of the results of measurements of pollution levels 18 to be measured continuously.
19. The annual reporting period begins on January 1 each year and end on December 31.
20. in order to ensure the reliability of the procentiļu1 calculation, should be available at least 75 percent of the possible values, which must be evenly distributed in the period for a particular measurement site. If not, it must be specified.
On the basis of the annual measurement data, 50 (98) percentile is calculated as follows: 50 (98) percentile is calculated from the values actually mērītaj. Value rounded to the nearest value mg/m3. Each point of measurement values in ascending order: X 1 X 2 X 3 lb lb lb ... £ Xk ... £ Xn-1 Xn. 50 pounds (98) percentile is the value of k is given by the formula: k = 0.50 (0.98) x N, where N-number of measurements.
The value of k shall be rounded to the nearest whole number.
1 the median value is calculated at 50 percentile.
 
Environmental protection and regional development Minister v. pigeon Annex 8 Cabinet of 15 June 1999, regulations No 219 pollutant code and maximum permissible concentrations of the substance name of substance maximum residue code concentration (mg/m3) vienr-24-hour average 1 2 3 4 1 zējā1. Metals and their compounds aluminum oxide 0101 0102 0.010 sodium alkyl sulphate in 0.010 0107 Barium chloride (translating to barium) 0.004 0110 Vanadium pentoxide (translating to vanadium) 0.001 to 0.020 0118 diborīd 0116 titanium titanium dioxide 0121 iron sulphate (0.500 translating to iron) 0.007 0122 iron chloride (translating to iron) 0.004 0123 iron oxide (translating to iron) 0125 0.040 potassium carbonate (Potash) 0.100 0.100 0.050 0128 0126 potassium chloride Calcium oxide (not slaked lime) Calcium carbide 0.300 0.300 0129 0130 cadmium and its compounds (translating to cadmium) 0138 0.00032 magnesium oxide 0.400 0.050 0140 copper sulphate (conversion to copper) May (I) 0142 0.003 0.001 chloride (translating to may) 0.003 0.001 0143

Manganese and its compounds (translating to manganese dioxide) 0144 0.010 0.0013 copper (II) chloride (translating to may) 0146 0.002 copper oxide (translating to may) 0.002 0150 sodium hydroxide (caustic soda, caustic) 0152 0.010 sodium chloride (cooking salt) 0150 0155 sodium carbonate (calcined soda) sodium nitrite 0.005 0.040 0156 0157 sodium perborate (sodium tetraborate) 0158 0.300 0.100 0.020 sodium sulphate sodium tripolyphosphate 0.500 0163 0161 nickel , metallic Nickel oxide 0.001 0164 (translating to nickel) 0.001 0165 nickel soluble salts (translating to nickel) 0.002 0.0002 0166 Nickel sulphate (translating to nickel) 0.002 0.0010 0168 tin oxide (translating to Tin) 0169 0.020 Tin dioxide (translating to Tin) 0171 0.020 Tin chloride (translating to Tin) 0174 0.500 0.050 mercury and its compounds (translating to mercury) 0184 0.0003 lead and its inorganic compounds (except tetraethyl lead) (translated to leaded) 0192 0.0003 tetraethyl lead 3 · 10-6 Thermal coal ash 0194 (with calcium oxide

content of 35-40% and dispersitāt 3 µm and smaller) 0195 0.050 0.020 potassium ferrocyanide (yellow asinssāl) 0197 manganese-zinc 0.040 ferrite (translating to manganese) 0.002 0202 potassium fericianīd (red asinssāl) chromium, hexavalent 0.040 0203 (translating to chromium trioxide) 0204 0.0015 0.0015 Zinc chloride (translating to zinc) zinc sulphate 0.005 0205 (translating to zinc) 0.008 0207 Zinc oxide (translating to zinc) 0210 0.050 potassium magnesia (Kalimag-40) 0214 0.500 calcium hydroxide (slaked lime) 0222 0.200 sodium oleate 1.300 Trivalent chromium compounds 0228 (translating to Ratio CR3 +) 0229 0.010 zinc acetate (translating to zinc) Zinc stearate 0.005 0230 (translating to zinc) 0.005 2. metals and their compounds Nitrogen dioxide 0.085 0.040 0301 0302 nitric acid (HNO3) 0303 0304 0.400 0.150 ammonia Nitrogen oxide 0.400 0.060 0.200 0.040 0305 ammonium nitrate (ammonium nitrate) bromine 0.040 0307 0308 0.300 boric acid hydrogen peroxide 0.020 0312 0313 0314 0.020 a Bromūdeņrad 0.100 0.100 Arsenic hydride (arsine) 0.002 0315 Phosphine (phosphine) 0316 0.010 0.001 hydrogen chloride (hydrochloric acid HCl) hydrogen cyanide 0.200 0.200 0317 (hydrogen cyanide) 0.200
0.010 0321 iodine 0.030 sulphuric acid (H2SO4) 0322 0.300 0.100 0323 silicon dioxide, amorphous Silicon tetrachloride the 0.020 0324 0.200 0325, Inorganic Arsenic Compounds (translating to arsenic) 0.003 0326 ozone 0.150 0.050 0.160 0.030 0328 soot 0329 selenium dioxide (translating to selenium) 0.0001 5 · 10-5 sulphur dioxide 0.500 0331 0330 sulphur (elemental) Sulphur chloride 0.010 0.070 0332 0333 hydrogen sulphide carbon disulphide 0337 0.008 0334 0.030 0.005 carbon monoxide 5.000 3.000 0338 phosphorus pentoxide (phosphoric anhydride) 0339 0.150 0.050 phosphorus White 5 · 10-4 0340 phosphorus, yellow 5 · 10-4 0341 phosphorus, Red 5 · 10-4 of the gaseous Fluorine compounds 0342 (hydrogen fluoride, Silicon tetrafluorīd) (translating to fluorine) 0343 fluorine compounds 0.020 0.005-well-soluble inorganic fluorides (sodium fluoride, sodium heksafluorsilikāt) (translating to fluorine) 0344-0.030 0.010 Fluorine compounds difficult soluble inorganic fluorides (aluminum fluoride, calcium fluoride, sodium heksafluoralumināt) (translating to fluorine) 0347 0.200 0.030 phosgene 0.003 0348 orthophosphoric acid chlorine 0.100 0.030 0349 0.020 3. Saturated hydrocarbons 0401 0402 0403 200.0 Butāns4 * hydrocarbons * hexane 60.00

0405 * pentane 100.0 25.00 * 0408 cyclohexane 0410 methane 50.00 0412 1.400 1.400 the Isobutane (2-methylpropan) 0413 1.500 * propylene tetramēr (izododecilēn) 1.500 4. Unsaturated hydrocarbons * 0503 * 0502 butylene-butadiene 1.3 3.000 3.000 (divinil) * 2-3.000 1.000 0516-metilbutadiēn (isoprene) 1.3 0.500 0521 * propylene 3.000 3.000 3.000 3.000 0526 * ethylene 0528 * acetylene 1.500 5. Aromatic Hydrocarbons 0601, 0602 * all aromatic benzene * 0612 Izopropilbenzol 1.500 0.100 (cumene) 0616 0.014 0.014 * xylene 0618 0.200 0.200 * Alpha-methylstyrene 0.040 0.002 0.040 0.040 0620 * styrene 0621 * toluene
* 0627 0.600 0.600 Ethylbenzene 0.020 0.020 6. Polycyclic aromatic hydrocarbons benzo (a) pyrene 0703 (3.4-benzopyrene) 15 0708 naphthalene anthracene 0722 0.003 0.003 0711 0.010 pyrene halogenatvasinājum of hydrocarbons in 0.001 7.0802 * Benzilhlorīd (hlormetilbenzol) the Brombenzol is 0.030 0827 0810 0.050 * vinyl chloride 0.005 0834 1, 2, 3, 4, 7, 8-heksahlorbicikl-(2, 2, 1) the-heptēn when 6,-bis (oksimetil) (tiodān) 0.017 0.0017 sulphite * 1.2-dichloroethane 3.000 0.700 0856 0857 * Dichlorodifluoromethane (freon-12) 0858 Dihlorfluormetān 100.0 10.000 * (freon-21) Difluorhlormetān 100.0 10.000 0859 * (freon-22) 0864 iodoform 0.040 0869 100.0 10.000 * methylene chloride * 0871 Chlorination (8.800 chloromethane) 0882 0.060 tetrachloroethylene (perchloroethylene) * 0.500 0.060 0894 * 1, 2, 3-trifluor-1, 1-trichloroethane 2 (freon-113) 0898 * 8.000 trichloromethane (chloroform) 0.100 0.030 0901 * Trihlorfluormetān (freon-12) 0902 0903 100.0 10.000 * trichloroethylene 4.000 1.000 * 1, 2, 3-Trichloropropane of 0.001 0.050 0904 Trihlordifenil 0906 * carbon tetrachloride 4.000 0.700 0913 * Fluoretilēn (vinilfluorīd) * 0930 0.150 chloropropene 0.020 0.002 0931 * epichlorohydrin 0.200 0.200 0933 0.030 0949 Trifluorhlormetān Alkiltrimetilamonij chloride (freon-12) 30.00 8. Alcohols and phenols 1001 p-aminophenol 1002 * 1.4-Butanediol 0.260 0.100 1026 m-cresol 0.020 1034 * propanediol-1 .2 (propylene glycol) in 1040 1039 * Amyl 0.030 0.010 0.010 * gamma-acetopropilspirt a ** benzyl alcohol 0.160 1041 1042 0.070 n-butyl alcohol in Heksilspirt a 1043 * 0.100 0.100 0.800 0.200 * Izobutilspirt Diacetonspirt in 1048 1046 to 1050 0.300 0.100 0.100 * Izooktilspirt (2-etilheksanol) * isopropyl alcohol in 1051 0.150 0.150 * 1.000 0.500 0.600 0.600 1052 1054 * Propyl methyl alcohol in ethyl alcohol 5.000 5.000 1062 1061 0.300 0.300 * Tetraetoksisilān (etilsilikāt), 1, 5 1 1063 0.500-trihidrooktafluorpentanol (TC-n = 2) (trihidroperfluoramilspirt) * 1.000 0.050 1068 Trimetilkarbinol (2-methyl-2-propanol) 0.300 1071 1073 * Formalglikol * phenol 0.010 0.003 (dioxolane-1 3 * Cikloheksanol 1077 of 6.000 0.060 0.060) 1078 * ethylene glycol (ethanediol, glycol) 1.000 1080 * Difenilpropān (Bisphenol A, Diana)-diphenyl-0.040 1092 2-acetyl-1.3-indāndion (ratindān) 1101 * 0.0005 ether 9 Diizopropilēter (izopropilēter) 1102 * 0.400 dimethyl terephthalate (DMT) (tereftālskāb-dimethyl ether) 1103 * 0.050 0.010 Dinil (mixture: 25% and 75% diphenyl difeniloksīd) * 1.000 0.600 0.010 0.010 1105 1106 Metilizopropenilētēr 0.500 diethyl ether of 2-Methoxyethanol 1108 (metilcelosolv) of ethylene glycol monoizobutilēter 1110 0.300 (butilcelosolv) 1.000 0.300 1112 * diethylene glycol monoethyl (etilkarbitol) 1114 1117 1.500 * dimethylether 0.200 * 1-metoksipropanol-2 (Alpha-allylanisole propylene glycol) (0.500 10. with the exception of phosphoric acid esters) 1201 * Alilacetāt (acetic acid alilester) * Benzilacetāt 1204 0.400 (acetic acid benzyl ester) 1205 0.010 (is)-transkrizantēmskāb-5-benzyl-furil-3-methyl ester (bioresmetrīn) 1208 * butyl ester of Methacrylic 0.060 (butilmetakrilāt) propionic acid, butyl ester 0.040 0.010 1209 * (butilpropionāt) * 1210 0.500 butyl acetate in 1215 1213 * 0.100 0.100 Vinilacetāt 0.150 0.150 * 0.100 1217 Dioksilftalāt of Dibutylphthalate 0.020 1224 * 1225 * Metilakrilāt 0.070 0.070 Methyl acetate (methyl ester of acrylic acid) methyl ester of Baldriānskāb 1226 0.010 0.010 * 1227 * 0.300 butyric methyl ester (methyl butyrate) 1232 0.050 * Metilmetakrilāt (Methacrylic acid methyl ester) 1235 * propyl ester of Baldriānskāb 0.100 0.010 0.030 1238 * Propilacetāt (acetic acid propyl ester) 0.100 1240 * ethyl acetate
0.100 0.100 1241 * Etilakrilāt (acrylic acid) 6 · 10-4 1242 * the * Baldriānskāb acid ethyl ester of butyric acid 0.030 1243 (etilbutirāt) * 2-ethylhexylacrylate 0.050 1244 1245 0.010 * propionic acid ethyl ester (etilpropionāt) 0.100 1246 * 2-etoksietanol (etilcelosolv) 1248 3.5-di-0.700 tert-butyl-4-oksifenilpropionskāb ester of diethylene glycol (fenozān a-28th) the 1.000 Acetetiķester 1254 0.100 1251 * of * a * dietilester 1293 Maleic 0.030 MCAA ethyl ester (etilhloracetāt) aldehydes 1301 11 * 0.010 Acrolein 0.030 0.030 benzaldehyde 0.040 1308 1302 * Alpha-metilakroleīn aldehyde in 1310 in 0.010 * butyric aldehyde 1 of 1312 Merkaptopropionskāb 0.015 0.015 · 10-4 Pelargonskāb of aldehydes in 1313 the 1314 * propionic aldehyde 0.020 (propanāl in metiletiķskāb of aldehydes), 1317 0.010 * acetaldehyde formaldehyde 0.035 0.003 0.010 0.010 1325 * 12. * 1401 ketone acetone 0.350 0.350 1402 1403 * the acetophenone 0.003 0.003 2.3-butāndion (diacetyl) 0.100 1405 * wood alcohol solvent, mark A (acetonester) (control by acetone) 0.120 0.120 1408 1409 the methylisobutylketone 0.100 0.100 * methyl ethyl ketone 1, 5, 5, 1410-trimetilcikloheksanon (izoforon) a 0.010 * 1411 Cikloheksanonoksīm in 1412 0.040 0.100 Cyclohexanone 13. Organic acid Maleic Anhydride (1505 * steam , spray) of acetic anhydride 0.200 0.050 1507 1512 1513 * 0.100 0.040 0.100 0.030 acrylic acid Ascorbic acid (vitamin C) 1514 m-brombenzoskāb-0.060 0.500 1519 * valeric acid 0.030 0.010 1523 * dimethylformamide 0.030 0.030 1525 3.6-Dichloro-2-metoksibenzoskāb dimetiamīn acid salt (dianāt) * Izosviestskāb-0.030 0.015 1528 1529 Benzosulfoskāb-imide (saccharine) 0.020 1530 *

Kaprolaktām (steam, spray) 1532 0.060 0.060 carbonic diamīd (urea, urea) 1533 1534 * 0.200 lysine 0.700 butyric acid 1537 1553 0.015 0.010 * 0.200 0.050 0.050 formic acid threonine 1555 1562 0.200 0.060 * Dihloretānskāb * acetic acid (dihloretiķskāb), oxalic acid 0.015 0.400 1566 1575 1580 0.300 of tartaric acid citric acid 0.300 1583 * lactic acid 0.100 1584 6-methyl-2-pyridinecarboxylic-0.020 1585 * 0.100 1586 Orotskāb oleic acid (vitamin B9) 0.020 14. Organic oxides and peroxides 1601 * Izopropilbenzol peroxide (cumene peroxide) 4-1606 metilpentēn 0.007 0.007-3-on-2 (in the mezitiloksīd , izopropildenaceton) * Propilēnoksīd 0.030 1608 (propēn oxide) 0.080 1610 * Ethylene dioxide (dioxan) 0.070 1611 * ethylene oxide 0.300 0.030 15. Sulphur compounds * Dimetildisulfīd in 1706 1707 1714 the dimethyl sulphide is 0.080 0.700 2-mercaptoethanol (monotioetilēnglikol) * 9 0.070 0.070 1715 methyl mercaptan · 10-6 1716 * Odorant (natural merkaptān) 5 · 10-5 Olefīnsulfoskāb 1717 (C15-C18) p-toluolsulfoskāb of 0.300 1727 1728 0.600 * Etāntiol (etilmerkaptān) 3-5 16 10. · the amines 1805 1813 * Heksametilēndiamīn * aniline 0.001 0.001 0.050 0.030 in 1819 * Dimetilamīn * 2.3-ksilidīn in 1843 to 0.005 0.005 0.012 1844 to 1845 * ksilidīn * 2.4-2.5-0.012 ksilidīn in the ksilidīn of 0.012 1846-1852 3.4 0.010 * 1863 in MEA 0.020 0.140 0.140 * Furfurilamīn * 1885 in Triethylamine 0.010 * of Ethylenediamine 0.003 17 1886.1902-nitroanilīn of Nitro compounds m * m-nitrobrombenzol in 1906 0.010 0.120 0.010 18. other nitrogen compounds 2001 2005 Hidrazīnhidrāt of acrylonitrile 0.030 0.001 0.001 2031 * in * 2011 Difenilmetāndiizocianāt Toluilēndiizocianāt in 2034 * 0.050 0.020 formamide 0.030 19. Fosforskābj esters and amides 2109 O, O-dimethyl-S-(N-methyl-N-formilkarbamoilmetil) ditiofosfāt (antis) 0.010 0.010 2131 O-ethyl-O-fenilhlortiofosfāt a 0.010 * 2141 (chloroethyl) phosphate Hlorfosforskāb-2147 dihloretilester a 0.010 0.010 20. Essential oils terpene derivatives, and camphor in 2201 2205 Terpīnhidrāt Bromkampar 2210 1.000 0.500 in heterocyclic compounds 0.050 21.2417 2418 * piperazine 0.010 * pyridine 0.080 0.080 2424 * Furans (furfurān) 2425 * 0.050 0.050 22 0.010 furfural. 2506 2507 of antibiotic penicillin tetracycline Ampicillin 0.050 0.0025 0.010 0.006 2510 (sodium salt, trihydrate, etc.) Streptomycin sulphate 0.050 0.005 2511 2512 p-aminobenzosulfamīd (streptocīd) a 0.010 2527 Levomicetīn Sintomicīn 2515 0.010 a 0.010 23. Micro-2602 protein Vitamin concentrates olbaltumputekļ of-0.001 2603 industry using lactic acid bacteria (flour, combined feed (kombikorm), yeast, beer, amino acids, fodder yeast, enzymes, biopreparāt production) micro-organisms and micro-organisms-producers 50006 2607 vitamin B12 (feed) (controlled by vitamin B12) 2 · 10-5 2613 Thiamin chloride, Pharmacopoeia (vitamin B1) 0.003 2614 Tocopherol acetate (vitamin E) 2615 0.080 Baktrīn (control by proteins) 0.003 24. technical mixtures 2701 Amofos (mono-and diammonium phosphate mixture with ammonium sulphate) 2.000 0.200 alpha-olefin with 2702 C8-C10 alkyl 0.020 2704 * (Petrol, oil with a low sulphur content, translating to carbon) 5.000 1.500 2705 * gasoline, oil shale (translating to carbon) 2726 0.050 0.050 thallium 0.500 2731 powdered Rosin epoxy color 0.010 2732 * kerosene oil mineral oil 1.200 2735 (shaft, cylinder, oil, etc.) * 0.050 2748 2.000 1.000 2750 turpentine oil solvents Termoizturīg emulsion 0.200 2751 spinning (tepram) (control by the amounts of ethylene oxide aldehydes) 2752 2753 0.002 for the petroleum spirit 1.000 rosin flux (control by Rosin) of saturated hydrocarbons 0.300 0.300 2754 with C12-C19 (solvents) , translating to total organic carbon 1.000 2759 in circulation water hidroaerosol to the production of antibiotics purified waste water of 8.000 tyres base 2760 vulcanising gas production (control by amines) 0.002 2763 mixture lubrication "Sintok-m" lubricant "2774 0.050 1 0.050 2780 Heol" resins (ST-3) 2781 2782 0.024 stearin 0.200 aromatised coolant "AMT-300" Sulfanol to 2785 0.030 2831 0.050 epoxy resin to bis-phenol base E 0.200 2868 Emulson (composition : water-97.6%, sodium nitrite-0.2% calcined soda-0.2%, mineral oil-2%)
0.050 25. Dust Dispersed in solid daļiņas7 0.500 2902 2903 shale ash 0.300 0.100 2904 power fuel oil ash (translating to vanadium) 0.001 2905 dust that make up the explosions in absorbing composition (control by sodium chloride) 0.100 2906 Meliorant dust (meliorant) 2907 0.500 0.050 inorganic dust containing more than 70% silicon dioxide 0.150 0.050 2908 inorganic dust containing 20-70% silicon dioxide (for fireclay , cement, etc.)
2909 0.300 0.100 inorganic dust containing less than 20% silicon dioxide (dolomite) 2911 0.500 0.150 compound feedingstuff (kombikorm) dust (translating to a protein) 2912 0.010 bone meal dust (translating to a protein) 2914 0.010 inorganic (fosforģipš and cement mortar) dust 0.500 2915 glass fibre dust 0.060 2916 glass fibre plate (concrete) dust 0.060 0.200 0.050 2918 2917 cotton dust in Cement industry in the dust containing more than 60% of calcium oxide and over 20% silica dust 0.020 2919 Kapron 2920 0.050 Fur, lint and hair (fur processing) 2921 0.030 polyvinyl chloride dust dust dust 0.100 0.100 2922 polypropylene 2930 organic dust, wood dust, 0.100 2932 organic flour, grain 0.200 0.030 29368 inorganic dust, asbestos dust, 2937 0.060 organic tobacco 0.030 2940 organic dust, starch 0.100 0.100 2964 2962 paper dust abrasive dust (white corundum , monokorund) of U-2 0.040 2965 Getinaks > U-4 dust 0.030 2968 soap powder dust powdered sugar sugar, 2973 0.100 (sucrose) dust Binder CAG-2974 011K 0.100 dust (the low molecular weight phenolic-resins-aformaldehīd 90-94%, urotropin-6-10%)
2975 0.050 synthetic detergent dust MICA dust 0.040 0.010 2976 2977 talcum dust 0.500 2978 finely rubber dust from the vulkanizator of rubber pazoļ 0.100 2981 where combustion installations, dust (iron-51%-47%), Silicon (control iron) brass dust 0.020 2987 (translating to may) 0.003 2998 gelatin dust 0.150 26. Other compounds 3007 perlite 0.050 3022 3023 Urodān 0.500 0.030 cellulose is a Ftalazol Asparkam to 3045 0.010 3048 0.100 3119 calcium carbonate of calcium pantothenate 0.500 3121 (vitamin B3), calcium chloride 0.050 0.050 3123 3129 0.300 3130 sodium silicate Sodium tetraborate (borax, tincal) (translating to boron) 3132 0.020 sodium orthophosphate (trisodium phosphate) 0.100 3210 ergocalciferol (vitamin D2) 3337 3338 0.010 Trimelitskāb 0.100 salicylic acid (1, 2, 4-trikarboksibenzol) 0.008 3519
Salicylic acid methyl ester (methyl ester of 4-oksibenzoskāb, nipagin) 0.020 Piperazine adipate 0.050 3612 3613 Teofedrīn (control after amidopirān) 0.003 3620 Vinilplast-90 1 30 minute interval 0.010 dust.
2 annual average concentration: cities-1-5 ng/m3;

fields-10-20 ng/m3.
the annual average concentration 3-0 15mg/m3.
4 with the identified volatile organic compounds.
5 ng/m3.
6 the number of m3 Cells.
7 after the composition of undifferentiated dust (aerosols) that occur in populated areas. Maximum level shall not apply to the organic and inorganic aerosols of connections (metal, salts, plastics, organic, medicinal preparations and sprays), corresponding to the maximum level.
8 fibre to the ml/air.
 
Environmental protection and regional development Minister v. Dove 9. attachment Cabinet of 15 June 1999, regulations No 219 assessment thresholds for sulphur dioxide, nitrogen dioxide, dust and celebrating top and bottom I assessment thresholds 1. use the following top and lower assessment thresholds: 1.1. sulphur dioxide 24 h size of human health in the Year of protection of the ecosystems in the size of the upper assessment threshold of 60% of 24-hour limit value (75 mg/m3; not 60% of the annual limit value exceeded more than three times in any calendar during the year) values (12 mg/m3), lower assessment threshold 40% of 24-hour limit value (50 mg/m3; not 40% of the annual limit value exceeded more than three times in any calendar year) values (8 mg/m3) for nitrogen dioxide in 1.2 hours size to human health at the annual size of human size in Annual health ecosystem protection in the upper 60% of the hourly limit value (120 mg/m3; not 70% of the annual limit value limit value of 70% of the annual assessment threshold exceeded more than eight times calendar year) values (32 mg/m3) (21 mg/m3) in the lower 50% of the hourly limit value values (120 mg/m3; 65% is not allowed from the annual limit value limit value of 65% of the annual assessment threshold exceeded more than eight times in a calendar year) values (26 mg/m3)

value (19.5 mg/m3) 1.3. dust (upper and lower assessment threshold for PM10 dust determined based on the value of the thresholds, which may not be exceeded, starting with January 1, 2010) 24-hour values for the protection of human health, the size of the year human health upper assessment threshold of 60% of the hourly limit value (30 mg/m3; not 70% from the annual limit value exceeded more than 7 times a calendar year) values (14 mg/m3), lower assessment threshold of 40% of the hourly limit value values (20 mg/m3; not 50% of the annual limit value exceeded more than 7 times a calendar year) values (10 mg/m3) are celebrating the annual 1.4 average upper assessment threshold 70% of limit value (0.35 mg/m3), lower assessment threshold 50% of limit value (0.25 mg/m3) (II). The upper and lower assessment thresholds determination of exceedances 2. Upper and lower assessment thresholds being exceeded shall be determined based on data for the previous five years, concentrations (where such data is available). Evaluation of contamination threshold is exceeded if during those five years, the total number of overrun more than three times higher than the permissible number of exceedances per year.
3. to determine the upper and lower assessment of sites where data are available for less than five years, you can combine the results of the short-term measurement cycles (which is performed within one year where there is a good chance that there are high levels of contamination), with the results obtained from the pollutant emission inventories and modelling.
Environmental protection and regional development Minister v. pigeon annex 10 of the Cabinet of Ministers of 15 June 1999, regulations No 219 criteria air monitoring stations for continuous measurements 1. to ensure the threshold of human health and alert thresholds in zones and agglomerations measurements where continuous measurement is the sole source of information, the minimum air monitoring station number of continuous measurements are the following: 1. to assess the level of pollution of diffuse source of pollution in the vicinity take into account the criteria set out in table table population If pollution levels If the maximum SO2 pollution exceeds the upper level of the level of pollution in metropolitan agglomerations are between the top and the area estimates of maximum or lower assessment threshold concentration threshold is below the lower assessment threshold of 250 000 2 1 1 500 000 2 1 1 750 000 3 1 1 NO2 and particulate pollution, should deploy at least one settlement background pollution measurement and one transport measurement of pollution monitoring station 1.2. to evaluate pollution levels near point sources of pollution, the number of sampling points for fixed continuous measurements taking into account emission densities, the likely distribution of the air space of the nature and potential impact on the population.
2. in order to ensure the protection of ecosystems or vegetation in compliance threshold areas, the minimum number of sampling points for continuous measurement is as follows: If the maximum level of contamination exceeds the upper assessment threshold-one station to 20000 km2;
2.2. If the maximum level is between the upper and lower assessment threshold-one station to 40000 km2.
 
Environmental protection and regional development Minister v. Dove 11. Annex Cabinet of 15 June 1999, regulations No 219 air monitoring station locations air quality assessment of ongoing and quasi-continuous measurements are subject to the following considerations: 1. the placement area must meet the following requirements: 1.1. human health air monitoring stations sited: 1.1.1. provide data on the areas within zones and agglomerations where the highest levels observed in who directly or indirectly exposed to the inhabitants of the periods are significant compared to the period in which lays down limit values for the mean values;
1.1.2. to provide data on levels in other areas or agglomerations within the territory in which the population exposure to pollution in the zone or agglomeration and provides air quality information management needs;
1.1.3. prevent measurements which describe only a small area of environmental air monitoring stations in the local area. Air monitoring stations locations must be representative of similar locations that are not in their immediate vicinity;
1.2. the protection of ecosystems and vegetation of the air monitoring stations sited more than 20 km from agglomerations or five kilometres from other apbūvētaj areas, industrial installations and the main roads.
2. Location of sampling site should meet (how it is possible in practice) the following minimum requirements: 2.1 the airflow in the vicinity of the intake of the probe shall not prejudice any obstacles that may affect the flow of air sampling in the vicinity of the device (usually the inlet of the probe is placed several feet away from buildings, balconies, trees and other obstacles and at least 0.5 m from the nearest building (if the site is characterized by the air quality at construction));
2.2. normally sampling probe inlet must be placed between 1.5 m (the breathing zone) and 4 m above the ground surface. Higher positions (up to 8 m) may be necessary in specific circumstances (for example, if the observation station featuring larger sites);
2.3. sampling probe intake opening must not be located in the immediate vicinity of sources in order to avoid direct and not mixed with air pollutant emission inputs;
2.4. sampling probe exhaust outlet should be positioned so as to avoid recirculation of exhaust air device input;
2.5. the pollution of vehicles intended for sampling measuring device must be placed at least 25 m from major junctions and at least 4 m from the nearest transport bar downtown.
2.6. vehicles intended for the measurement of pollution in the NO2 sampling devices should be placed less than 5 m from the kerbside;
2.7. built-up areas vehicles particulate matter or lead sampling for measuring devices should be placed in the respective air quality characteristic places in the vicinity of the structure;
2.8. the account shall be taken of the following factors: 2.8.1. interfering sources;
2.8.2. safety considerations;
2.8.3. the accessibility of the Observatory;
2.8.4. electrical and communications communication;
2.8.5. site specific surroundings of transparency;
2.8.6. population and operator safety;
2.8.7. equipment of the various pollutant sampling points;
2.8.8. spatial planning requirements.
3. Air monitoring station location selection for the assessment of air quality with the classification of that period. For this purpose, are special maps and location descriptions. To ensure air monitoring station location in compliance with the selection criteria laid down, they regularly Phys. Invt (at least every five years).
4. air monitoring stations for the assessment of ozone pollution deployable in accordance with the provisions of annex 7.
 
Environmental protection and regional development Minister v. Dove 12. attachment Cabinet of 15 June 1999, regulations No 219 the data quality objectives and the results of air quality assessment collection 1. data quality objectives for nitrogen dioxide particulate matter and sulphur dioxide and lead to continuous measurements of individual measurement accuracy 15% 25% minimum number of measurement data obtained 90% 90% minimum time 100% 100% measurements for indicative measurements measurement precision of some 25% to 50% the minimum number of measurement data obtained 90% 90% minimum time measurements for 20% (20% (each fifth every fifth day or ten weeks, days or ten weeks, evenly spaced evenly distributed during the calendar year, calendar year, or accidentally broken or accidentally broken in a calendar year) calendar year) modeling daily average values of 50%-a monthly average of 40%-annual average 30% 50% 75% 100 of target assessment 2. air quality assessment results agglomerations or areas where other sources of information without any air monitoring measurements are used to supplement the air monitoring measurements gained information, or if other sources of information serves as the sole means of air quality assessment, gather the following information: 2.1. air quality used a description of the type of assessment;
2.2. specific methods, indicating the method;
2.3. information and data sources;

2.4. a description of results, including uncertainties associated with the area or road (Street) length of agglomeration or zone where the level of pollution in the vicinity of threshold limit values exceedances or (with the tolerance limits), as well as the uncertainties associated with any area in which the level of contamination exceeds the upper or the lower assessment threshold.
Environmental protection and regional development Minister v. pigeon 13. attachment Cabinet of 15 June 1999, regulations No 219 information to be included in national, regional or local air quality in places where 1 is exceeded air quality regulations: 1.1. area;
1.2. the city (map);
1.3. monitoring station (map, geographical coordinates).
2. General 2.1 area type: (city, industrial or agricultural area);
2.2. contamination (km2) and population exposed to air pollution;
2.3. information on the climate;
2.4. topographic data;
2.5. information on environmental objectives, which are required in the area.
3. On air quality improvement program for the development and implementation of Executive names, surnames and addresses.
4. nature and assessment of pollution: 4.1 level of pollution in previous years (before the implementation of the improvement measures);
4.2. the level of pollution since the air quality measures;
4.3. the appropriate air quality assessment methods.
5. Sources of air pollution: 5.1 major air polluting sources list (map);
5.2. the total quantity of emissions from these sources;
5.3. information on air pollution from other areas.
6. analysis of the situation: 6.1. detailed information on the factors that determine air quality standards being exceeded (vehicles (also crossing the territory), the formation of pollution);
6.2. detailed information on potential measures to improve air quality.
7. information on the measures taken to improve air quality before the entry into force of these rules: 7.1. local, regional, national and international action;
7.2. an assessment of the effectiveness of these measures.
8. information on the measures taken to improve the air quality after the entry into force of these provisions: 8.1 all air quality improvement measures contained in the programme list and description;
8.2. the implementation of these measures in time.
9. information on the long-term measures or projects that are planned or are being studied.
10. The publications, documents, work, etc. the list, which used the information referred to in this annex.
 
Environmental protection and regional development Minister v. pigeon annex 14. Cabinet of Ministers of 15 June 1999, regulations No 219 information 1 information on sulphur dioxide concentration Monitoring Station of the observation time in the way human health indicators for one hour any one hour value: 350 mg/m3 human health records 24 hours any 24-hour value: 125 mg/m3 for the protection of vegetation indicator : 20 mg/m3 for one year for the purposes of protection of vegetation monitoring stations installed 2. Information on nitrogen oxides concentration in the time of observation of the Monitoring stations of the way of human health indicators for one hour any short-term value: 200 mg/m3 NO2 human health indicators for one year any long-term value: 40 mg/m3 NO2 vegetation rate: one year protection of vegetation FROM the 30 mg/m3 + NO2 purposes installed monitoring stations 3. Information on PM10 Monitoring Station of the observation time in the way human health table of contents
24 hours any short-term value: 50 mg/m3 human health indicators for one year any long-term value: 30 mg/m³ 4. Population information threshold concentrations of PM2 observation time of the Monitoring stations of the way of People's health records 24 hours any short-term value: 40 mg/m3 human health indicators for one year any long-term value: 20 mg/m3 5. Population information threshold for lead-0.5 mg/m3 (annual average).
6. Population information threshold for ozone-180 mg/m3 (hourly average).
7. Sulphur dioxide and oxides of nitrogen the volume is standardized 293 ° K and 101.3 kPa temperature.
Environmental protection and regional development Minister v. pigeon