EAST NATALBANY STF
NPDES ID: LAG560299
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: 7 effluent violations.
Violations
June 30, 2026
Solids, total suspended
7% over limit
Discharged 16 mg/L against a permitted limit of 15 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Coliform, fecal general
190% over limit
Discharged 579 MPN/100mL against a permitted limit of 200 MPN/100mL (MO AVG)
DMR, Limited - Numeric Violation
Coliform, fecal general
45% over limit
Discharged 579 MPN/100mL against a permitted limit of 400 MPN/100mL (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
14% over limit
Discharged 2.28 mg/L against a permitted limit of 2 mg/L (MO AVG)
DMR, Limited - Numeric Violation
April 30, 2026
Nitrogen, ammonia total [as N]
11% over limit
Discharged 2.21 mg/L against a permitted limit of 2 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Coliform, fecal general
163% over limit
Discharged 1050 MPN/100mL against a permitted limit of 400 MPN/100mL (WKLY AVG)
DMR, Limited - Numeric Violation
Coliform, fecal general
425% over limit
Discharged 1050 MPN/100mL against a permitted limit of 200 MPN/100mL (MO AVG)
DMR, Limited - Numeric Violation
March 31, 2026
Coliform, fecal general
1110% over limit
Discharged 2419 MPN/100mL against a permitted limit of 200 MPN/100mL (MO AVG)
DMR, Limited - Numeric Violation
Coliform, fecal general
505% over limit
Discharged 2419 MPN/100mL against a permitted limit of 400 MPN/100mL (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
2% over limit
Discharged 2.04 mg/L against a permitted limit of 2 mg/L (MO AVG)
DMR, Limited - Numeric Violation
February 28, 2026
Nitrogen, ammonia total [as N]
16% over limit
Discharged 2.32 mg/L against a permitted limit of 2 mg/L (MO AVG)
DMR, Limited - Numeric Violation
August 31, 2025
Oxygen, dissolved [DO]
24% over limit
Discharged 3.81 mg/L against a permitted limit of 5 mg/L (MO AV MN)
DMR, Limited - Numeric Violation
July 31, 2025
Nitrogen, ammonia total [as N]
20% over limit
Discharged 2.4 mg/L against a permitted limit of 2 mg/L (MO AVG)
DMR, Limited - Numeric Violation
June 30, 2025
Nitrogen, ammonia total [as N]
12% over limit
Discharged 4.48 mg/L against a permitted limit of 4 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
90% over limit
Discharged 19 mg/L against a permitted limit of 10 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
124% over limit
Discharged 4.48 mg/L against a permitted limit of 2 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
27% over limit
Discharged 19 mg/L against a permitted limit of 15 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
April 30, 2025
Coliform, fecal general
29% over limit
Discharged 517 MPN/100mL against a permitted limit of 400 MPN/100mL (WKLY AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
7% over limit
Discharged 16 mg/L against a permitted limit of 15 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Coliform, fecal general
159% over limit
Discharged 517 MPN/100mL against a permitted limit of 200 MPN/100mL (MO AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
100% over limit
Discharged 20 mg/L against a permitted limit of 10 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
33% over limit
Discharged 20 mg/L against a permitted limit of 15 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (4 months ago)
Last confirmed
August 15, 2026 (4 hours ago)