(1) Local governments may establish separate operating permit requirements for public water systems provided the operating permit requirements have been approved by the department. The department shall not approve local operating permit requirements unless the local system will result in an increased level of service to the public water system. There shall not be duplicate operating permit requirements imposed by local governments and the department.

(2) Local governments may establish requirements for group B public water systems in addition to those established by rule by the state board of health pursuant to RCW 43.20.050(2) or other rules adopted by the department, provided that the requirements are at least as stringent as the state requirements.

Effective date—2009 c 495: See note following RCW 43.20.050.

Effective date—1995 c 376 s 9: "Section 9 of this act is necessary for the immediate preservation of the public peace, health, or safety, or support of the state government and its existing public institutions, and shall take effect July 1, 1995." [ 1995 c 376 s 17.]

Findings—1995 c 376: See note following RCW 70A.100.060.

Requirements effective upon adoption of rules—1991 c 304: See note following RCW 70A.125.090.