PAYNE WWTP
NPDES ID: OH0021326
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: 3 effluent violations.
Violations
April 30, 2026
BOD, carbonaceous [5 day, 20 C]
18% over limit
Discharged 47 mg/L against a permitted limit of 40 mg/L (WKLY MAX)
DMR, Limited - Numeric Violation
Solids, total suspended
58% over limit
Discharged 71 mg/L against a permitted limit of 45 mg/L (WKLY MAX)
DMR, Limited - Numeric Violation
Solids, total suspended
60% over limit
Discharged 48 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
March 31, 2026
pH
0% over limit
Discharged 10 SU against a permitted limit of 9 SU (DAILY MX)
DMR, Limited - Numeric Violation
Solids, total suspended
80% over limit
Discharged 83 kg/d against a permitted limit of 46.1 kg/d (WKLY MAX)
DMR, Limited - Numeric Violation
Mercury, total low level
5% over limit
Discharged 0.0000021 kg/d against a permitted limit of 0.000002 kg/d (MO AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
8% over limit
Discharged 27 mg/L against a permitted limit of 25 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
2% over limit
Discharged 26 kg/d against a permitted limit of 25.6 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Mercury, total low level
154% over limit
Discharged 0.0000033 mg/L against a permitted limit of 0.0000013 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
69% over limit
Discharged 52 kg/d against a permitted limit of 30.8 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
69% over limit
Discharged 76 mg/L against a permitted limit of 45 mg/L (WKLY MAX)
DMR, Limited - Numeric Violation
Solids, total suspended
113% over limit
Discharged 64 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
27% over limit
Discharged 52 kg/d against a permitted limit of 40.9 kg/d (WKLY MAX)
DMR, Limited - Numeric Violation
February 28, 2026
Solids, total suspended
107% over limit
Discharged 62 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
10% over limit
Discharged 44 mg/L against a permitted limit of 40 mg/L (WKLY MAX)
DMR, Limited - Numeric Violation
Solids, total suspended
4% over limit
Discharged 32 kg/d against a permitted limit of 30.8 kg/d (MO AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
52% over limit
Discharged 38 mg/L against a permitted limit of 25 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
53% over limit
Discharged 69 mg/L against a permitted limit of 45 mg/L (WKLY MAX)
DMR, Limited - Numeric Violation
January 31, 2026
Solids, total suspended
36% over limit
Discharged 61 mg/L against a permitted limit of 45 mg/L (WKLY MAX)
DMR, Limited - Numeric Violation
Solids, total suspended
80% over limit
Discharged 54 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
December 31, 2025
Mercury, total low level
85% over limit
Discharged 0.0000024 mg/L against a permitted limit of 0.0000013 mg/L (MO AVG)
DMR, Limited - Numeric Violation
October 31, 2025
E. coli, MTEC-MF
611% over limit
Discharged 896 MPN/100mL against a permitted limit of 126 MPN/100mL (MO GEOMN)
DMR, Limited - Numeric Violation
E. coli, MTEC-MF
583% over limit
Discharged 1940 MPN/100mL against a permitted limit of 284 MPN/100mL (WK GEOMN)
DMR, Limited - Numeric Violation
September 30, 2025
Nitrite + Nitrate total [as N]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
Nitrite + Nitrate total [as N]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Monitor Only - Overdue
E. coli, MTEC-MF
352% over limit
Discharged 570 MPN/100mL against a permitted limit of 126 MPN/100mL (MO GEOMN)
DMR, Limited - Numeric Violation
E. coli, MTEC-MF
2185% over limit
Discharged 6490 MPN/100mL against a permitted limit of 284 MPN/100mL (WK GEOMN)
DMR, Limited - Numeric Violation
August 31, 2025
Phosphorus, total [as P]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
E. coli, MTEC-MF
0% over limit
Discharged 0 MPN/100mL against a permitted limit of 0 MPN/100mL (MO GEOMN)
DMR, Monitor Only - Overdue
Phosphorus, total [as P]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
E. coli, MTEC-MF
0% over limit
Discharged 0 MPN/100mL against a permitted limit of 0 MPN/100mL (DAILY MX)
DMR, Monitor Only - Overdue
Nitrogen, ammonia total [as N]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
Phosphorus, total [as P]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Monitor Only - Overdue
Nitrogen, ammonia total [as N]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
E. coli, MTEC-MF
0% over limit
Discharged 0 MPN/100mL against a permitted limit of 0 MPN/100mL (DAILY MX)
DMR, Monitor Only - Overdue
Phosphorus, total [as P]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Monitor Only - Overdue
Nitrogen, ammonia total [as N]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Monitor Only - Overdue
Nitrogen, ammonia total [as N]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Monitor Only - Overdue
E. coli, MTEC-MF
0% over limit
Discharged 0 MPN/100mL against a permitted limit of 0 MPN/100mL (MO GEOMN)
DMR, Monitor Only - Overdue
E. coli, MTEC-MF
467% over limit
Discharged 1610 MPN/100mL against a permitted limit of 284 MPN/100mL (WK GEOMN)
DMR, Limited - Numeric Violation
Mercury, total low level
31% over limit
Discharged 0.0000017 mg/L against a permitted limit of 0.0000013 mg/L (MO AVG)
DMR, Limited - Numeric Violation
July 31, 2025
E. coli, MTEC-MF
37% over limit
Discharged 172 MPN/100mL against a permitted limit of 126 MPN/100mL (MO GEOMN)
DMR, Limited - Numeric Violation
E. coli, MTEC-MF
77% over limit
Discharged 504 MPN/100mL against a permitted limit of 284 MPN/100mL (WK GEOMN)
DMR, Limited - Numeric Violation
June 30, 2025
Mercury, total low level
69% over limit
Discharged 0.0000022 mg/L against a permitted limit of 0.0000013 mg/L (MO AVG)
DMR, Limited - Numeric Violation
May 31, 2025
Solids, total suspended
139% over limit
Discharged 110 kg/d against a permitted limit of 46.1 kg/d (WKLY MAX)
DMR, Limited - Numeric Violation
E. coli, MTEC-MF
67% over limit
Discharged 473 MPN/100mL against a permitted limit of 284 MPN/100mL (WK GEOMN)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
42% over limit
Discharged 58 kg/d against a permitted limit of 40.9 kg/d (WKLY MAX)
DMR, Limited - Numeric Violation
Solids, total suspended
46% over limit
Discharged 45 kg/d against a permitted limit of 30.8 kg/d (MO AVG)
DMR, Limited - Numeric Violation
April 30, 2025
BOD, carbonaceous [5 day, 20 C]
127% over limit
Discharged 93 kg/d against a permitted limit of 40.9 kg/d (WKLY MAX)
DMR, Limited - Numeric Violation
Solids, total suspended
334% over limit
Discharged 200 kg/d against a permitted limit of 46.1 kg/d (WKLY MAX)
DMR, Limited - Numeric Violation
Solids, total suspended
208% over limit
Discharged 95 kg/d against a permitted limit of 30.8 kg/d (MO AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
111% over limit
Discharged 54 kg/d against a permitted limit of 25.6 kg/d (MO AVG)
DMR, Limited - Numeric Violation
pH
0% over limit
Discharged 9.5 SU against a permitted limit of 9 SU (DAILY MX)
DMR, Limited - Numeric Violation
March 31, 2025
Solids, total suspended
17% over limit
Discharged 54 kg/d against a permitted limit of 46.1 kg/d (WKLY MAX)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
30% over limit
Discharged 53 kg/d against a permitted limit of 40.9 kg/d (WKLY MAX)
DMR, Limited - Numeric Violation
Solids, total suspended
10% over limit
Discharged 34 kg/d against a permitted limit of 30.8 kg/d (MO AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
17% over limit
Discharged 30 kg/d against a permitted limit of 25.6 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Mercury, total low level
300% over limit
Discharged 0.000008 kg/d against a permitted limit of 0.000002 kg/d (MO AVG)
DMR, Limited - Numeric Violation
pH
0% over limit
Discharged 9.6 SU against a permitted limit of 9 SU (DAILY MX)
DMR, Limited - Numeric Violation
Mercury, total low level
31% over limit
Discharged 0.0000017 mg/L against a permitted limit of 0.0000013 mg/L (MO AVG)
DMR, Limited - Numeric Violation
February 28, 2025
Oil and grease, hexane extr method
40% over limit
Discharged 14 mg/L against a permitted limit of 10 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
33% over limit
Discharged 34 kg/d against a permitted limit of 25.6 kg/d (MO AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
52% over limit
Discharged 62 kg/d against a permitted limit of 40.9 kg/d (WKLY MAX)
DMR, Limited - Numeric Violation
December 31, 2024
Mercury, total low level
8% over limit
Discharged 0.0000014 mg/L against a permitted limit of 0.0000013 mg/L (MO AVG)
DMR, Limited - Numeric Violation
October 31, 2024
E. coli, MTEC-MF
757% over limit
Discharged 1080 MPN/100mL against a permitted limit of 126 MPN/100mL (MO GEOMN)
DMR, Limited - Numeric Violation
E. coli, MTEC-MF
1185% over limit
Discharged 3650 MPN/100mL against a permitted limit of 284 MPN/100mL (WK GEOMN)
DMR, Limited - Numeric Violation
Solids, total suspended
4% over limit
Discharged 47 mg/L against a permitted limit of 45 mg/L (WKLY MAX)
DMR, Limited - Numeric Violation
September 30, 2024
E. coli, MTEC-MF
872% over limit
Discharged 2760 MPN/100mL against a permitted limit of 284 MPN/100mL (WK GEOMN)
DMR, Limited - Numeric Violation
August 31, 2024
E. coli, MTEC-MF
168% over limit
Discharged 338 MPN/100mL against a permitted limit of 126 MPN/100mL (MO GEOMN)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
5% over limit
Discharged 42 mg/L against a permitted limit of 40 mg/L (WKLY MAX)
DMR, Limited - Numeric Violation
Solids, total suspended
5% over limit
Discharged 31.6 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
33% over limit
Discharged 60 mg/L against a permitted limit of 45 mg/L (WKLY MAX)
DMR, Limited - Numeric Violation
E. coli, MTEC-MF
106% over limit
Discharged 586 MPN/100mL against a permitted limit of 284 MPN/100mL (WK GEOMN)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
74% over limit
Discharged 71 kg/d against a permitted limit of 40.9 kg/d (WKLY MAX)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (3 months ago)
Last confirmed
July 13, 2026 (23 days ago)