NPDES ID: OH0133043
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: 12 effluent violations.
Violations
June 30, 2026
Nitrogen, ammonia total [as N]
895% over limit
Discharged 0.753 kg/d against a permitted limit of 0.0757 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
2590% over limit
Discharged 26.9 mg/L against a permitted limit of 1 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
1693% over limit
Discharged 26.9 mg/L against a permitted limit of 1.5 mg/L (WKLY MAX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
561% over limit
Discharged 0.753 kg/d against a permitted limit of 0.114 kg/d (WKLY MAX)
DMR, Limited - Numeric Violation
May 31, 2026
Nitrogen, ammonia total [as N]
1290% over limit
Discharged 13.9 mg/L against a permitted limit of 1 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
827% over limit
Discharged 13.9 mg/L against a permitted limit of 1.5 mg/L (WKLY MAX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
731% over limit
Discharged 0.947 kg/d against a permitted limit of 0.114 kg/d (WKLY MAX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
1151% over limit
Discharged 0.947 kg/d against a permitted limit of 0.0757 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Chlorine, total residual
163% over limit
Discharged 0.1 mg/L against a permitted limit of 0.038 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
April 30, 2026
Nitrogen, ammonia total [as N]
7% over limit
Discharged 4.81 mg/L against a permitted limit of 4.5 mg/L (WKLY MAX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
60% over limit
Discharged 4.81 mg/L against a permitted limit of 3 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
4% over limit
Discharged 0.237 kg/d against a permitted limit of 0.228 kg/d (MO AVG)
DMR, Limited - Numeric Violation
September 30, 2025
Nitrogen, ammonia total [as N]
120% over limit
Discharged 2.2 mg/L against a permitted limit of 1 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
47% over limit
Discharged 2.2 mg/L against a permitted limit of 1.5 mg/L (WKLY MAX)
DMR, Limited - Numeric Violation
August 31, 2025
Nitrogen, ammonia total [as N]
128% over limit
Discharged 0.26 kg/d against a permitted limit of 0.114 kg/d (WKLY MAX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
243% over limit
Discharged 0.26 kg/d against a permitted limit of 0.0757 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
2100% over limit
Discharged 22 mg/L against a permitted limit of 1 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
1367% over limit
Discharged 22 mg/L against a permitted limit of 1.5 mg/L (WKLY MAX)
DMR, Limited - Numeric Violation
July 31, 2025
Nitrogen, ammonia total [as N]
327% over limit
Discharged 4.27 mg/L against a permitted limit of 1 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
272% over limit
Discharged 67 mg/L against a permitted limit of 18 mg/L (WKLY MAX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
185% over limit
Discharged 4.27 mg/L against a permitted limit of 1.5 mg/L (WKLY MAX)
DMR, Limited - Numeric Violation
Solids, total suspended
458% over limit
Discharged 67 mg/L against a permitted limit of 12 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
140% over limit
Discharged 24 mg/L against a permitted limit of 10 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
60% over limit
Discharged 24 mg/L against a permitted limit of 15 mg/L (WKLY MAX)
DMR, Limited - Numeric Violation
June 30, 2025
Nitrogen, ammonia total [as N]
61% over limit
Discharged 0.122 kg/d against a permitted limit of 0.0757 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
7% over limit
Discharged 0.122 kg/d against a permitted limit of 0.114 kg/d (WKLY MAX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
327% over limit
Discharged 6.41 mg/L against a permitted limit of 1.5 mg/L (WKLY MAX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
541% over limit
Discharged 6.41 mg/L against a permitted limit of 1 mg/L (MO AVG)
DMR, Limited - Numeric Violation
May 31, 2025
BOD, carbonaceous [5 day, 20 C]
45% over limit
Discharged 1.1 kg/d against a permitted limit of 0.757 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
324% over limit
Discharged 4.24 mg/L against a permitted limit of 1 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
183% over limit
Discharged 4.24 mg/L against a permitted limit of 1.5 mg/L (WKLY MAX)
DMR, Limited - Numeric Violation
Solids, total suspended
56% over limit
Discharged 28 mg/L against a permitted limit of 18 mg/L (WKLY MAX)
DMR, Limited - Numeric Violation
Solids, total suspended
241% over limit
Discharged 3.1 kg/d against a permitted limit of 0.909 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
305% over limit
Discharged 0.462 kg/d against a permitted limit of 0.114 kg/d (WKLY MAX)
DMR, Limited - Numeric Violation
E. coli, MTEC-MF
1051% over limit
Discharged 1450 MPN/100mL against a permitted limit of 126 MPN/100mL (MO GEOMN)
DMR, Limited - Numeric Violation
E. coli, MTEC-MF
411% over limit
Discharged 1450 MPN/100mL against a permitted limit of 284 MPN/100mL (WK GEOMN)
DMR, Limited - Numeric Violation
Solids, total suspended
133% over limit
Discharged 28 mg/L against a permitted limit of 12 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
510% over limit
Discharged 0.462 kg/d against a permitted limit of 0.0757 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
126% over limit
Discharged 3.1 kg/d against a permitted limit of 1.37 kg/d (WKLY MAX)
DMR, Limited - Numeric Violation
October 31, 2024
Solids, total suspended
17% over limit
Discharged 21 mg/L against a permitted limit of 18 mg/L (WKLY MAX)
DMR, Limited - Numeric Violation
Solids, total suspended
75% over limit
Discharged 21 mg/L against a permitted limit of 12 mg/L (MO AVG)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (4 months ago)
Last confirmed
August 15, 2026 (7 hours ago)