COLLINSVILLE LAGOON
NPDES ID: AL0024236
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: 4 effluent violations.
Violations
April 30, 2026
Nitrogen, Kjeldahl, total [as N]
7% over limit
Discharged 25.7 mg/L against a permitted limit of 24 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, Kjeldahl, total [as N]
24% over limit
Discharged 19.9 mg/L against a permitted limit of 16 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
85% over limit
Discharged 14.8 mg/L against a permitted limit of 8 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
68% over limit
Discharged 20.1 mg/L against a permitted limit of 12 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
March 31, 2026
Nitrogen, ammonia total [as N]
24% over limit
Discharged 24.7 mg/L against a permitted limit of 20 mg/L (MO AVG)
DMR, Limited - Numeric Violation
February 28, 2026
Nitrogen, ammonia total [as N]
27% over limit
Discharged 25.4 mg/L against a permitted limit of 20 mg/L (MO AVG)
DMR, Limited - Numeric Violation
January 31, 2026
Nitrogen, ammonia total [as N]
30% over limit
Discharged 26 mg/L against a permitted limit of 20 mg/L (MO AVG)
DMR, Limited - Numeric Violation
May 31, 2025
Solids, suspended percent removal
42% over limit
Discharged 50.2 % against a permitted limit of 65 % (MO AV MN)
DMR, Limited - Numeric Violation
April 30, 2025
BOD, carbonaceous [5 day, 20 C]
10% over limit
Discharged 21.9 mg/L against a permitted limit of 20 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, Kjeldahl, total [as N]
9% over limit
Discharged 26.1 mg/L against a permitted limit of 24 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
76% over limit
Discharged 14.1 mg/L against a permitted limit of 8 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
72% over limit
Discharged 20.6 mg/L against a permitted limit of 12 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, Kjeldahl, total [as N]
28% over limit
Discharged 20.4 mg/L against a permitted limit of 16 mg/L (MO AVG)
DMR, Limited - Numeric Violation
February 28, 2025
Nitrogen, ammonia total [as N]
2% over limit
Discharged 20.3 mg/L against a permitted limit of 20 mg/L (MO AVG)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (3 months ago)
Last confirmed
July 13, 2026 (23 days ago)