PlainWater

Tahuya River Valley Water District

PWS ID: WA5387115 · Shelton, Washington 98584-5034

Population Served
367
Total Violations
281
Health-Based Violations
7
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
164
County
Mason
School/Daycare
No
MCL Violations
7
Monitoring Violations
269
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Heptachlor epoxide MR 18 2005
Lead and Copper Rule MR 11 2009
Coliform (TCR) MCL 7 1997
p-Dichlorobenzene MR 6 2005
Vinyl chloride MR 6 2005
1,1-Dichloroethylene MR 6 2005
trans-1,2-Dichloroethylene MR 6 2005
1,2-Dichloroethane MR 6 2005
1,1,1-Trichloroethane MR 6 2005
Carbon tetrachloride MR 6 2005
Trichloroethylene MR 6 2005
1,1,2-Trichloroethane MR 6 2005
Tetrachloroethylene MR 6 2005
CHLOROBENZENE MR 6 2005
Benzene MR 6 2005
Toluene MR 6 2005
Styrene MR 6 2005
DICHLOROMETHANE MR 6 2005
Pentachlorophenol MR 6 2005
o-Dichlorobenzene MR 6 2005
Ethylbenzene MR 6 2005
cis-1,2-Dichloroethylene MR 6 2005
1,2-Dichloropropane MR 6 2005
1,2,4-Trichlorobenzene MR 6 2005
Barium MR 5 2005
Cadmium MR 5 2005
Chromium MR 5 2005
Fluoride MR 5 2005
Selenium MR 5 2005
Mercury MR 5 2005
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.