NPDES ID: AL0021466
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
June 30, 2026
Phosphorus, total [as P]
260% over limit
Discharged 13.62453989 kg/d against a permitted limit of 3.78635997 kg/d (MO AVG)
DMR, Limited - Numeric Violation
May 31, 2026
Phosphorus, total [as P]
43% over limit
Discharged 5.39805995 kg/d against a permitted limit of 3.78635997 kg/d (MO AVG)
DMR, Limited - Numeric Violation
April 30, 2026
Phosphorus, total [as P]
86% over limit
Discharged 7.02791994 kg/d against a permitted limit of 3.78635997 kg/d (MO AVG)
DMR, Limited - Numeric Violation
March 31, 2026
BOD, carbonaceous [5 day, 20 C]
47% over limit
Discharged 55 mg/L against a permitted limit of 37.5 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
24% over limit
Discharged 30.89 mg/L against a permitted limit of 25 mg/L (MO AVG)
DMR, Limited - Numeric Violation
February 28, 2026
E. coli
26% over limit
Discharged 159 MPN/100mL against a permitted limit of 126 MPN/100mL (MO AVG)
DMR, Limited - Numeric Violation
June 30, 2025
E. coli
34% over limit
Discharged 169 MPN/100mL against a permitted limit of 126 MPN/100mL (MO AVG)
DMR, Limited - Numeric Violation
May 31, 2025
Phosphorus, total [as P]
141% over limit
Discharged 9.10723992 kg/d against a permitted limit of 3.78635997 kg/d (MO AVG)
DMR, Limited - Numeric Violation
BOD, carb-5 day, 20 deg C, percent removal
47% over limit
Discharged 78 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
E. coli
27% over limit
Discharged 160 MPN/100mL against a permitted limit of 126 MPN/100mL (MO AVG)
DMR, Limited - Numeric Violation
April 30, 2025
Phosphorus, total [as P]
113% over limit
Discharged 8.08119993 kg/d against a permitted limit of 3.78635997 kg/d (MO AVG)
DMR, Limited - Numeric Violation
March 31, 2025
BOD, carb-5 day, 20 deg C, percent removal
37% over limit
Discharged 79.5 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
February 28, 2025
BOD, carbonaceous [5 day, 20 C]
6% over limit
Discharged 83.0819993 kg/d against a permitted limit of 78.54199934 kg/d (MO AVG)
DMR, Limited - Numeric Violation
BOD, carb-5 day, 20 deg C, percent removal
7% over limit
Discharged 84 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
January 31, 2025
BOD, carb-5 day, 20 deg C, percent removal
3% over limit
Discharged 84.5 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
December 31, 2024
BOD, carb-5 day, 20 deg C, percent removal
17% over limit
Discharged 82.5 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
November 30, 2024
BOD, carbonaceous [5 day, 20 C]
7% over limit
Discharged 26.8 mg/L against a permitted limit of 25 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
25% over limit
Discharged 47 mg/L against a permitted limit of 37.5 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
September 30, 2024
Phosphorus, total [as P]
2% over limit
Discharged 3.85445997 kg/d against a permitted limit of 3.78635997 kg/d (MO AVG)
DMR, Limited - Numeric Violation
BOD, carb-5 day, 20 deg C, percent removal
3% over limit
Discharged 84.5 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
August 31, 2024
Phosphorus, total [as P]
151% over limit
Discharged 9.50221992 kg/d against a permitted limit of 3.78635997 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
15% over limit
Discharged 34.4 mg/L against a permitted limit of 30 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (4 months ago)
Last confirmed
August 16, 2026 (18 hours ago)