Minn. R. agency 144, ch. 4725, WELL AND BORING GENERAL CONSTRUCTION AND USE REQUIREMENTS, pt. 4725.3350

Current through Register Vol. 49, No. 24, December 9, 2024

Part 4725.3350 - INTERCONNECTIONS AND CROSS CONNECTIONS

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.

Minn. R. agency 144, ch. 4725, WELL AND BORING GENERAL CONSTRUCTION AND USE REQUIREMENTS, pt. 4725.3350

17 SR 2773; 18 SR 1222; 33 SR 211

45 SR 986

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