Minnesota Administrative Rules
Agency 144 - Health Department
Chapter 4725 - WELLS AND BORINGS
WATER-SUPPLY WELLS
Part 4725.4650 - SEDIMENT IN POTABLE WATER-SUPPLY WELLS

Universal Citation: MN Rules 4725.4650

Current through Register Vol. 49, No. 13, September 23, 2024

The following requirements apply to a new potable water-supply well.

A. A water-supply well must be developed to remove drilling fluid, native silts and clays deposited during drilling, and the predetermined finer fraction of the natural formation or the gravel pack.

B. A new water-supply well must not produce a sustained quantity of more than five milligrams per liter (mg/l) of sand, or more than 200 mg/l of silt and clay as defined in part 4725.1851, subpart 4, item A, for potable water at the design capacity of the well, except when geological conditions preclude meeting the standard, and the well owner, licensee, and commissioner agree to accept the sediment in a stipulated agreement.

Statutory Authority: MS s 103I.101; 103I.111; 103I.205; 103I.221; 103I.301; 103I.401; 103I.451; 103I.501; 103I.525; 103I.531; 103I.535; 103I.541; 103I.621; 144.05; 144.12; 144.383; 157.04; 157.08; 157.09; 157.13

Disclaimer: These regulations may not be the most recent version. Minnesota may have more current or accurate information. We make no warranties or guarantees about the accuracy, completeness, or adequacy of the information contained on this site or the information linked to on the state site. Please check official sources.
This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.