4725.3750 Repair, Correction, Or Sealing Of Wells And Borings


Published: 2015

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4725.3750 REPAIR, CORRECTION, OR SEALING OF WELLS AND BORINGS.


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Subpart 1.

Repair, correction, or sealing required.

The property owner must:

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A.

have a defective part of a well or boring repaired, including a broken, punctured, or otherwise defective or unserviceable casing, screen, fixture, seal, connection, cover, or cap;


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B.

eliminate injection or disposal of wastes, surface drainage, or flood water, directly entering a well or boring; and


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C.

disconnect a cross-connection between a well or boring and a public water system unless approved by the public water supplier and protected with an air gap or backflow prevention device in accordance with parts 4715.2020 to 4715.2170.
A well or boring not repaired or corrected must be permanently sealed.



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Subp. 2.

Materials.

Materials used in maintenance, replacement, or repair must meet the requirements of this chapter for new installation.


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Subp. 3.

Casing removal.

When all casing is removed from a well or boring, the installation of new casing or the reinstallation of casing is considered new construction and must meet all the requirements of this chapter for new construction, including termination of the casing at least 12 inches above the established ground surface, and compliance with the applicable isolation distance requirements.


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Subp. 4.

[Repealed, 33 SR 211]


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Subp. 5.

Repair of noncomplying well or boring.

A noncomplying well or boring constructed prior to July 15, 1974, may be repaired as long as the repair meets the requirements of this chapter.


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Subp. 6.

Casing extension on buried well or boring.

A well or environmental bore hole with the upper termination of the casing buried below the established ground surface must have the casing extended 12 inches above the ground surface when the well or boring is uncovered.