Minn. R. agency 144, ch. 4725, WATER-SUPPLY WELLS, pt. 4725.4550 - MINIMUM PROTECTIVE DEPTH
A potable water-supply well must be cased to a depth of at least 15 feet from the established ground surface. The top of a gravel pack must terminate at least 15 feet below the established ground surface.
Notes
Statutory Authority: MS s 103I.101; 103I.221; 103I.301; 103I.621; 144.05; 144.12; 144.383; 157.04; 157.08; 157.09; 157.13
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