Minnesota Administrative Rules
Agency 144 - Health Department
Chapter 4725 - WELLS AND BORINGS
WELL AND BORING GENERAL CONSTRUCTION AND USE REQUIREMENTS
Part 4725.3350 - INTERCONNECTIONS AND CROSS CONNECTIONS
Current through Register Vol. 49, No. 13, September 23, 2024
No connection between a well or boring and another well, boring, water supply system, or contamination source is allowed unless the connection is:
A. protected by an air gap as described in UPC section 603.3.1 as incorporated by part 4714.0050;
B. protected with a backflow prevention device as specified in UPC sections 603.0 to 603.5.23.4 as incorporated by part 4714.0050;
C. protected with a backflow prevention device as specified in parts 1505.2100 to 1505.2800 if the well is an irrigation well used for chemigation; or
D. between wells or borings that meet the construction standards of this chapter, are used for the same purpose, and have equivalent water quality.
This part does not apply to a water distribution system after the pressure tank; however, this part does not exempt water distribution systems otherwise regulated by chapter 4714.
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; 144.122; 144.383; 157.04; 157.08; 157.09; 157.13