PlainWater

COPAN PWA

PWS ID: OK1021417 · COPAN, Oklahoma 74022

Population Served
733
Total Violations
408
Health-Based Violations
173
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
357
County
Washington
School/Daycare
No
MCL Violations
121
Monitoring Violations
203
Treatment Tech Violations
52

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
TTHM MCL 97 2025
Interim Enhanced Surface Water Treatment Rule MR 66 2025
CARBON, TOTAL MR 30 2024
Chlorine MR 30 2024
Surface Water Treatment Rule TT 29 2025
Coliform (TCR) MR 26 2006
TTHM MR 24 2025
Total Haloacetic Acids (HAA5) MCL 24 2025
Interim Enhanced Surface Water Treatment Rule TT 22 2025
Total Haloacetic Acids (HAA5) MR 12 2025
Revised Total Coliform Rule MON 8 2024
Public Notice Other 6 2025
Lead and Copper Rule MR 4 2024
Surface Water Treatment Rule MR 3 1999
Consumer Confidence Rule Other 3 2024
LEAD AND COPPER RULE REVISIONS TT 1 2024
LEAD AND COPPER RULE REVISIONS RPT 1 2024
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.