P.O. Box 500
1492 Wind River Hwy
Carson, Washington 98610
Pay by Phone (Available 24-hours): 844-936-2697
Phone: 509-427-5126
Toll-Free 800-922-5329
2014 Water Quality Report
We are pleased to present the 2014 Water Quality Report for the Carson and Underwood Water Systems. This report is designed to provide details about where your water comes from, what it contains, and how it compares to standards set by regulatory agencies. To access the report click here.