CLARKIA WATER AND SEWER DISTRICT - WWTP
NPDES ID: ID0025071
X — SNC: Effluent violation (non-monthly average limit)
The facility discharged more of a pollutant than its permit allows, measured over a period other than a monthly average.
Violations
March 31, 2026
Chlorine, total residual
27% over limit
Discharged 0.06356 kg/d against a permitted limit of 0.04994 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
Chlorine, total residual
13% over limit
Discharged 0.04086 kg/d against a permitted limit of 0.03632 kg/d (MO AVG)
DMR, Limited - Numeric Violation
December 31, 2025
Chlorine, total residual
45% over limit
Discharged 0.07264 kg/d against a permitted limit of 0.04994 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (3 months ago)
Last confirmed
July 13, 2026 (23 days ago)