PlainWater
States → Washington

RIVERSIDE TOWN OF

PWS ID: WA5372850 · Riverside, Washington 98849

Population Served
429
Total Violations
111
Health-Based Violations
2
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
135
County
Okanogan
School/Daycare
No
MCL Violations
2
Monitoring Violations
102
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Arsenic MR 17 2022
Revised Total Coliform Rule MON 16 2025
Consumer Confidence Rule Other 5 2013
Coliform (TCR) MR 3 2015
Lead and Copper Rule MR 3 2022
Nitrate MR 2 2023
1,2-Dichloropropane MR 2 2002
Benzene MR 2 2002
Tetrachloroethylene MR 2 2002
1,2-Dichloroethane MR 2 2002
Vinyl chloride MR 2 2002
1,1-Dichloroethylene MR 2 2002
1,2,4-Trichlorobenzene MR 2 2002
trans-1,2-Dichloroethylene MR 2 2002
cis-1,2-Dichloroethylene MR 2 2002
o-Dichlorobenzene MR 2 2002
1,1,2-Trichloroethane MR 2 2002
p-Dichlorobenzene MR 2 2002
CHLOROBENZENE MR 2 2002
Styrene MR 2 2002
1,1,1-Trichloroethane MR 2 2002
Ethylbenzene MR 2 2002
Coliform (TCR) MCL 2 2005
Toluene MR 2 2002
DICHLOROMETHANE MR 2 2002
Carbon tetrachloride MR 2 2002
Trichloroethylene MR 2 2002
Dalapon MR 1 2020
Heptachlor MR 1 2020
Toxaphene MR 1 2020
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.