NPDES ID: OH0131172
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: 4 effluent violations.
Violations
April 30, 2026
BOD, 5-day, 20 deg. C
223% over limit
Discharged 97 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
116% over limit
Discharged 97 mg/L against a permitted limit of 45 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
873% over limit
Discharged 22 kg/d against a permitted limit of 2.26 kg/d (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
549% over limit
Discharged 22 kg/d against a permitted limit of 3.39 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
December 31, 2025
BOD, 5-day, 20 deg. C
50% over limit
Discharged 45 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
147% over limit
Discharged 74 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
64% over limit
Discharged 74 mg/L against a permitted limit of 45 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
October 31, 2025
Nitrogen, ammonia total [as N]
540% over limit
Discharged 5.76 mg/L against a permitted limit of 0.9 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
239% over limit
Discharged 0.237 kg/d against a permitted limit of 0.07 kg/d (MO AVG)
DMR, Limited - Numeric Violation
August 31, 2025
Nitrogen, ammonia total [as N]
570% over limit
Discharged 6.03 mg/L against a permitted limit of 0.9 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
4% over limit
Discharged 6.03 mg/L against a permitted limit of 5.8 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
12% over limit
Discharged 0.0781 kg/d against a permitted limit of 0.07 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Phosphorus, total [as P]
90% over limit
Discharged 1.9 mg/L against a permitted limit of 1 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
July 31, 2025
Phosphorus, total [as P]
10% over limit
Discharged 1.1 mg/L against a permitted limit of 1 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Solids, total suspended
50% over limit
Discharged 45 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
159% over limit
Discharged 15 mg/L against a permitted limit of 5.8 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
1567% over limit
Discharged 15 mg/L against a permitted limit of 0.9 mg/L (MO AVG)
DMR, Limited - Numeric Violation
June 30, 2025
Nitrogen, ammonia total [as N]
90% over limit
Discharged 0.133 kg/d against a permitted limit of 0.07 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Phosphorus, total [as P]
20% over limit
Discharged 1.2 mg/L against a permitted limit of 1 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
461% over limit
Discharged 5.05 mg/L against a permitted limit of 0.9 mg/L (MO AVG)
DMR, Limited - Numeric Violation
May 31, 2025
Nitrogen, ammonia total [as N]
730% over limit
Discharged 7.47 mg/L against a permitted limit of 0.9 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Phosphorus, total [as P]
473% over limit
Discharged 0.458 kg/d against a permitted limit of 0.08 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
425% over limit
Discharged 2.31 kg/d against a permitted limit of 0.44 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
29% over limit
Discharged 7.47 mg/L against a permitted limit of 5.8 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
3200% over limit
Discharged 2.31 kg/d against a permitted limit of 0.07 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
37% over limit
Discharged 3.1 kg/d against a permitted limit of 2.26 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Phosphorus, total [as P]
48% over limit
Discharged 1.48 mg/L against a permitted limit of 1 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
April 30, 2025
Nitrogen, ammonia total [as N]
53% over limit
Discharged 0.26 kg/d against a permitted limit of 0.17 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
0% over limit
Discharged 3.4 kg/d against a permitted limit of 3.39 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
90% over limit
Discharged 4.3 kg/d against a permitted limit of 2.26 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
50% over limit
Discharged 3.4 kg/d against a permitted limit of 2.26 kg/d (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
27% over limit
Discharged 4.3 kg/d against a permitted limit of 3.39 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
Phosphorus, total [as P]
150% over limit
Discharged 0.2 kg/d against a permitted limit of 0.08 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
March 31, 2025
Nitrogen, ammonia total [as N]
12% over limit
Discharged 0.19 kg/d against a permitted limit of 0.17 kg/d (MO AVG)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (3 months ago)
Last confirmed
August 1, 2026 (4 days ago)