NPDES ID: OH0099481
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: 1 effluent violation.
Violations
March 31, 2026
Nitrogen, ammonia total [as N]
186% over limit
Discharged 1.6 kg/d against a permitted limit of 0.56 kg/d (WKLY MAX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
197% over limit
Discharged 8.9 mg/L against a permitted limit of 3 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
332% over limit
Discharged 1.6 kg/d against a permitted limit of 0.37 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
98% over limit
Discharged 8.9 mg/L against a permitted limit of 4.5 mg/L (WKLY MAX)
DMR, Limited - Numeric Violation
February 28, 2026
Nitrogen, ammonia total [as N]
281% over limit
Discharged 1.41 kg/d against a permitted limit of 0.37 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
910% over limit
Discharged 30.3 mg/L against a permitted limit of 3 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
152% over limit
Discharged 1.41 kg/d against a permitted limit of 0.56 kg/d (WKLY MAX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
573% over limit
Discharged 30.3 mg/L against a permitted limit of 4.5 mg/L (WKLY MAX)
DMR, Limited - Numeric Violation
June 30, 2025
Oxygen, dissolved [DO]
45% over limit
Discharged 3.3 mg/L against a permitted limit of 6 mg/L (DAILY MN)
DMR, Limited - Numeric Violation
February 28, 2025
pH
0% over limit
Discharged 9.3 SU against a permitted limit of 9 SU (DAILY MX)
DMR, Limited - Numeric Violation
September 30, 2024
BOD, carbonaceous [5 day, 20 C]
13% over limit
Discharged 17 mg/L against a permitted limit of 15 mg/L (WKLY MAX)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (3 months ago)
Last confirmed
August 1, 2026 (5 days ago)