NPDES ID: MTG580015
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: 16 effluent violations.
Violations
June 30, 2026
BOD, 5-day, 20 deg. C
212% over limit
Discharged 24.0619998 kg/d against a permitted limit of 7.71799994 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
54% over limit
Discharged 154 mg/L against a permitted limit of 100 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
171% over limit
Discharged 62.65199947 kg/d against a permitted limit of 23.15399981 kg/d (WKLY MAX)
DMR, Limited - Numeric Violation
Solids, total suspended
263% over limit
Discharged 62.65199947 kg/d against a permitted limit of 17.25199986 kg/d (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
121% over limit
Discharged 24.0619998 kg/d against a permitted limit of 10.89599991 kg/d (WKLY MAX)
DMR, Limited - Numeric Violation
E. coli, MTEC-MF
6059% over limit
Discharged 15520 MPN/100mL against a permitted limit of 252 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
E. coli, MTEC-MF
12217% over limit
Discharged 15520 MPN/100mL against a permitted limit of 126 MPN/100mL (MO GEO)
DMR, Limited - Numeric Violation
Solids, total suspended
14% over limit
Discharged 154 mg/L against a permitted limit of 135 mg/L (WKLY MAX)
DMR, Limited - Numeric Violation
pH
0% over limit
Discharged 9.83 SU against a permitted limit of 9 SU (DAILY MX)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
29% over limit
Discharged 58 mg/L against a permitted limit of 45 mg/L (MO AVG)
DMR, Limited - Numeric Violation
May 31, 2026
E. coli, MTEC-MF
81% over limit
Discharged 457 MPN/100mL against a permitted limit of 252 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
pH
0% over limit
Discharged 9.64 SU against a permitted limit of 9 SU (DAILY MX)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
54% over limit
Discharged 16.79799986 kg/d against a permitted limit of 10.89599991 kg/d (WKLY MAX)
DMR, Limited - Numeric Violation
Solids, total suspended
127% over limit
Discharged 52.66399956 kg/d against a permitted limit of 23.15399981 kg/d (WKLY MAX)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
65% over limit
Discharged 12.71199989 kg/d against a permitted limit of 7.71799994 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
127% over limit
Discharged 39.18019967 kg/d against a permitted limit of 17.25199986 kg/d (MO AVG)
DMR, Limited - Numeric Violation
June 30, 2025
Solids, total suspended
71% over limit
Discharged 170.5 mg/L against a permitted limit of 100 mg/L (MO AVG)
DMR, Limited - Numeric Violation
pH
0% over limit
Discharged 9.49 SU against a permitted limit of 9 SU (DAILY MX)
DMR, Limited - Numeric Violation
Solids, total suspended
330% over limit
Discharged 74.13819938 kg/d against a permitted limit of 17.25199986 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
41% over limit
Discharged 190 mg/L against a permitted limit of 135 mg/L (WKLY MAX)
DMR, Limited - Numeric Violation
Solids, total suspended
258% over limit
Discharged 82.9457993 kg/d against a permitted limit of 23.15399981 kg/d (WKLY MAX)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
80% over limit
Discharged 19.61279984 kg/d against a permitted limit of 10.89599991 kg/d (WKLY MAX)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
86% over limit
Discharged 14.39179988 kg/d against a permitted limit of 7.71799994 kg/d (MO AVG)
DMR, Limited - Numeric Violation
E. coli, MTEC-MF
2% over limit
Discharged 256 MPN/100mL against a permitted limit of 252 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (4 months ago)
Last confirmed
August 15, 2026 (3 hours ago)