Rule-Making Archive

Chapter 173-160 WAC - Minimum Standards for Construction and Maintenance of Water Wells

Ecology needs to make technical and typographical corrections to the current rule and add new provisions that require certification of certain drilling materials to protect ground water quality. Ecology has been meeting with the Technical Advisory Committee who have assisted in make these amendments.

Filing Date

Type of Activity

12/22/08

Rule adoption  

9/30/08

Rule proposal

6/3/08

Rule pre-proposal
More info.: Wells Information
Contact: Bill Lum, (360) 407-0281