Mich. Admin. Code R. 325.11404

Current through Vol. 24-19, November 1, 2024

Section R. 325.11404 - Local cross connection control programs

Rule 1404.

(1) A type 1 public water supply shall develop a comprehensive control program for the elimination and prevention of all cross connections. The plan for the program shall be submitted to the department for review and approval. Supplies may use the best practices manual for cross connection control prepared by the department, office of drinking water and municipal assistance, listed in R 325.10113 when developing a cross connection control program. When the plan is approved, the water supply shall implement the program for removal of all existing cross connections and prevention of all future cross connections.

(2) At a minimum, the program shall include all of the following:

(a) A complete description of the method of administering the program, including the designation of inspection and enforcement agency or agencies. The local authority for implementation of the program shall be indicated, preferably by ordinance.

(b) A time schedule for inspection and reinspection of all water supply customers' premises for possible cross connections. The periodic reinspection shall be to ascertain if safe air gaps or required backflow preventers are in place.

(c) A description of the methods and backflow preventers, as approved by the department, used to protect the public water supply.

(d) A time schedule for the testing of all testable backflow preventers. The schedule contained in the program shall require testing at least once every 3 years. Backflow preventers installed on lawn irrigation systems with no chemical treatment may be tested once every 5 years if specified within the approved local cross connection control program.

(e) A description of the time allowed for a customer to complete necessary corrections.

(f) A description of the record keeping methods.

(3) Upon receiving written notice from the department, a public water supply shall provide an updated program within 6 months.

(4) A water supply shall report annually to the department on the status of the cross connection control program on a form provided by the department.

Mich. Admin. Code R. 325.11404

1979 AC; 1998 AACS; 2009 AACS; 2015 MR 20, Eff. 10/16/2015