VILLAGE OF COLUMBUS GROVE WWTP
NPDES ID: OH0024759
E — SNC: Effluent violation (monthly average limit)
The facility discharged more of a pollutant than its permit allows, based on a monthly average.
This quarter: 13 effluent violations, 3 permit schedule violations.
Violations
June 30, 2026
Zinc, total recoverable
29% over limit
Discharged 0.16000001 mg/L against a permitted limit of 0.12400001 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Zinc, total recoverable
31% over limit
Discharged 0.16000001 mg/L against a permitted limit of 0.12200001 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Copper, total recoverable
474% over limit
Discharged 0.054 mg/L against a permitted limit of 0.0094 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Copper, total recoverable
55% over limit
Discharged 0.045 kg/d against a permitted limit of 0.029 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Copper, total recoverable
260% over limit
Discharged 0.054 mg/L against a permitted limit of 0.015 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
May 31, 2026
Copper, total recoverable
180% over limit
Discharged 0.042 mg/L against a permitted limit of 0.015 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (5 months ago)
Last confirmed
September 15, 2026 (5 days ago)