BELLS LAGOON
NPDES ID: TN0026247
X — SNC: Effluent violation (non-monthly average limit)
The facility discharged more of a pollutant than its permit allows, measured over a period other than a monthly average.
This quarter: 5 effluent violations.
Violations
June 30, 2026
BOD, carbonaceous [5 day, 20 C]
8% over limit
Discharged 37.8 mg/L against a permitted limit of 35 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
269% over limit
Discharged 166 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
May 31, 2026
pH
0% over limit
Discharged 4.4 SU against a permitted limit of 6 SU (MINIMUM)
DMR, Limited - Numeric Violation
Solids, total suspended
1% over limit
Discharged 76 mg/L against a permitted limit of 75 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
April 30, 2026
pH
0% over limit
Discharged 5.96 SU against a permitted limit of 6 SU (MINIMUM)
DMR, Limited - Numeric Violation
February 28, 2026
BOD, carbonaceous [5 day, 20 C]
70% over limit
Discharged 76.5 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
51% over limit
Discharged 52.8 mg/L against a permitted limit of 35 mg/L (MO AVG)
DMR, Limited - Numeric Violation
January 31, 2026
Solids, total suspended
9% over limit
Discharged 98 mg/L against a permitted limit of 90 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Solids, total suspended
31% over limit
Discharged 98 mg/L against a permitted limit of 75 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
September 30, 2025
pH
0% over limit
Discharged 5.89 SU against a permitted limit of 6 SU (MINIMUM)
DMR, Limited - Numeric Violation
August 31, 2025
E. coli
62% over limit
Discharged 204.5 MPN/100mL against a permitted limit of 126 MPN/100mL (MO GEOMN)
DMR, Limited - Numeric Violation
July 31, 2025
E. coli
111% over limit
Discharged 1986 MPN/100mL against a permitted limit of 941 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
E. coli
106% over limit
Discharged 259.2 MPN/100mL against a permitted limit of 126 MPN/100mL (MO GEOMN)
DMR, Limited - Numeric Violation
June 30, 2025
pH
0% over limit
Discharged 5.37 SU against a permitted limit of 6 SU (MINIMUM)
DMR, Limited - Numeric Violation
April 30, 2025
Oxygen, dissolved [DO]
54% over limit
Discharged 1.39 mg/L against a permitted limit of 3 mg/L (INST MIN)
DMR, Limited - Numeric Violation
December 31, 2024
Solids, total suspended
53% over limit
Discharged 115 mg/L against a permitted limit of 75 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
1% over limit
Discharged 941.82299209 kg/d against a permitted limit of 937.05599213 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
Solids, total suspended
21% over limit
Discharged 941.82299209 kg/d against a permitted limit of 780.87999344 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
28% over limit
Discharged 115 mg/L against a permitted limit of 90 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
November 30, 2024
BOD, carbonaceous [5 day, 20 C]
9% over limit
Discharged 49 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
October 31, 2024
BOD, carbonaceous, percent removal
6% over limit
Discharged 63 % against a permitted limit of 65 % (MO AV MN)
DMR, Limited - Numeric Violation
September 30, 2024
E. coli
56% over limit
Discharged 196.7 MPN/100mL against a permitted limit of 126 MPN/100mL (MO GEOMN)
DMR, Limited - Numeric Violation
August 31, 2024
E. coli
157% over limit
Discharged 2420 MPN/100mL against a permitted limit of 941 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
Solids, total suspended
1% over limit
Discharged 91 mg/L against a permitted limit of 90 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Solids, total suspended
21% over limit
Discharged 91 mg/L against a permitted limit of 75 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
E. coli
540% over limit
Discharged 806.7 MPN/100mL against a permitted limit of 126 MPN/100mL (MO GEOMN)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (4 months ago)
Last confirmed
August 15, 2026 (4 hours ago)