PlainWater

CHELSEA ECONOMIC DEV. AUTH.

PWS ID: OK1021504 · CHELSEA, Oklahoma 74016

Population Served
1,964
Total Violations
203
Health-Based Violations
29
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
1,117
County
Rogers
School/Daycare
No
MCL Violations
25
Monitoring Violations
157
Treatment Tech Violations
4

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Total Haloacetic Acids (HAA5) MCL 25 2009
CARBON, TOTAL MR 20 2008
Nitrate-Nitrite MR 12 2016
Lead and Copper Rule MR 9 2013
TTHM MR 8 2008
Total Haloacetic Acids (HAA5) MR 8 2008
Coliform (TCR) MR 8 2014
Surface Water Treatment Rule TT 4 1999
Arsenic MR 4 2007
cis-1,2-Dichloroethylene MR 4 2014
DICHLOROMETHANE MR 4 2014
p-Dichlorobenzene MR 4 2014
1,1-Dichloroethylene MR 4 2014
1,1,1-Trichloroethane MR 4 2014
Carbon tetrachloride MR 4 2014
1,1,2-Trichloroethane MR 4 2014
Tetrachloroethylene MR 4 2014
CHLOROBENZENE MR 4 2014
Benzene MR 4 2014
Ethylbenzene MR 4 2014
Styrene MR 4 2014
Interim Enhanced Surface Water Treatment Rule MR 4 2019
Toluene MR 4 2014
o-Dichlorobenzene MR 4 2014
1,2-Dichloroethane MR 4 2014
trans-1,2-Dichloroethylene MR 4 2014
1,2,4-Trichlorobenzene MR 4 2014
1,2-Dichloropropane MR 4 2014
Xylenes, Total MR 4 2014
Vinyl chloride MR 4 2014
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.