HAUGHTON, TOWN OF
NPDES ID: LA0041386
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: 4 effluent violations.
Violations
June 30, 2026
Chlorine, total residual
324% over limit
Discharged 0.14 mg/L against a permitted limit of 0.033 mg/L (INST MAX)
DMR, Limited - Numeric Violation
Coliform, fecal general
Limit violation
Discharged 1600 MPN/100mL against a permitted limit of 400 MPN/100mL (WKAV GEO)
DMR, Limited - Numeric Violation
Solids, total suspended
27% over limit
Discharged 12.7 mg/L against a permitted limit of 10 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Coliform, fecal general
60% over limit
Discharged 320 MPN/100mL against a permitted limit of 200 MPN/100mL (MOAV GEO)
DMR, Limited - Numeric Violation
March 31, 2026
Cyanide, total [as CN]
25% over limit
Discharged 0.0227 kg/d against a permitted limit of 0.01816 kg/d (MO AVG)
DMR, Limited - Numeric Violation
February 28, 2026
Nitrogen, ammonia total [as N]
7% over limit
Discharged 3.21 mg/L against a permitted limit of 3 mg/L (MO AVG)
DMR, Limited - Numeric Violation
January 31, 2026
pH
0% over limit
Discharged 8.99 SU against a permitted limit of 8.5 SU (INST MAX)
DMR, Limited - Numeric Violation
Chlorine, total residual
324% over limit
Discharged 0.14 mg/L against a permitted limit of 0.033 mg/L (INST MAX)
DMR, Limited - Numeric Violation
December 31, 2025
pH
0% over limit
Discharged 8.73 SU against a permitted limit of 8.5 SU (INST MAX)
DMR, Limited - Numeric Violation
Chlorine, total residual
1021% over limit
Discharged 0.37 mg/L against a permitted limit of 0.033 mg/L (INST MAX)
DMR, Limited - Numeric Violation
November 30, 2025
Chlorine, total residual
52% over limit
Discharged 0.05 mg/L against a permitted limit of 0.033 mg/L (INST MAX)
DMR, Limited - Numeric Violation
July 31, 2025
pH
0% over limit
Discharged 8.74 SU against a permitted limit of 8.5 SU (INST MAX)
DMR, Limited - Numeric Violation
Solids, total suspended
361% over limit
Discharged 69.1 mg/L against a permitted limit of 15 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
100% over limit
Discharged 90.79999924 kg/d against a permitted limit of 45.39999962 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Coliform, fecal general
7% over limit
Discharged 426 MPN/100mL against a permitted limit of 400 MPN/100mL (WKAV GEO)
DMR, Limited - Numeric Violation
Solids, total suspended
604% over limit
Discharged 70.4 mg/L against a permitted limit of 10 mg/L (MO AVG)
DMR, Limited - Numeric Violation
June 30, 2025
Cyanide, total [as CN]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (WKLY AVG)
DMR, Monitor Only - Overdue
Nitrogen, total [as N]
0% over limit
Discharged 0 kg/d against a permitted limit of 0 kg/d (MO AVG)
DMR, Monitor Only - Overdue
Zinc, total [as Zn]
0% over limit
Discharged 0 kg/d against a permitted limit of 0.2497 kg/d (MO AVG)
DMR, Limited - Overdue
Phosphorus, total [as P]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Monitor Only - Overdue
Zinc, total [as Zn]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (WKLY AVG)
DMR, Monitor Only - Overdue
Zinc, total [as Zn]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Monitor Only - Overdue
Phosphorus, total [as P]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (WKLY AVG)
DMR, Monitor Only - Overdue
Cyanide, total [as CN]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Monitor Only - Overdue
Nitrogen, total [as N]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (WKLY AVG)
DMR, Monitor Only - Overdue
Zinc, total [as Zn]
0% over limit
Discharged 0 kg/d against a permitted limit of 0.5902 kg/d (WKLY AVG)
DMR, Limited - Overdue
Nitrogen, total [as N]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Monitor Only - Overdue
Chlorine, total residual
2961% over limit
Discharged 1.01 mg/L against a permitted limit of 0.033 mg/L (INST MAX)
DMR, Limited - Numeric Violation
Cyanide, total [as CN]
0% over limit
Discharged 0 kg/d against a permitted limit of 0.04086 kg/d (WKLY AVG)
DMR, Limited - Overdue
Phosphorus, total [as P]
0% over limit
Discharged 0 kg/d against a permitted limit of 0 kg/d (MO AVG)
DMR, Monitor Only - Overdue
Cyanide, total [as CN]
0% over limit
Discharged 0 kg/d against a permitted limit of 0.01816 kg/d (MO AVG)
DMR, Limited - Overdue
pH
0% over limit
Discharged 8.64 SU against a permitted limit of 8.5 SU (INST MAX)
DMR, Limited - Numeric Violation
May 31, 2025
Solids, total suspended
88% over limit
Discharged 85.12499928 kg/d against a permitted limit of 45.39999962 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
84% over limit
Discharged 27.6 mg/L against a permitted limit of 15 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
138% over limit
Discharged 23.8 mg/L against a permitted limit of 10 mg/L (MO AVG)
DMR, Limited - Numeric Violation
April 30, 2025
Solids, total suspended
54% over limit
Discharged 23.06 mg/L against a permitted limit of 15 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
March 31, 2025
Solids, total suspended
14% over limit
Discharged 51.87403956 kg/d against a permitted limit of 45.39999962 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
101% over limit
Discharged 20.09 mg/L against a permitted limit of 10 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
197% over limit
Discharged 44.55 mg/L against a permitted limit of 15 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
February 28, 2025
Solids, total suspended
995% over limit
Discharged 164.2 mg/L against a permitted limit of 15 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
592% over limit
Discharged 314.10443736 kg/d against a permitted limit of 45.39999962 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
868% over limit
Discharged 96.83 mg/L against a permitted limit of 10 mg/L (MO AVG)
DMR, Limited - Numeric Violation
January 31, 2025
Solids, total suspended
88% over limit
Discharged 28.14 mg/L against a permitted limit of 15 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
20% over limit
Discharged 54.25753954 kg/d against a permitted limit of 45.39999962 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
74% over limit
Discharged 17.41 mg/L against a permitted limit of 10 mg/L (MO AVG)
DMR, Limited - Numeric Violation
October 31, 2024
Coliform, fecal general
222% over limit
Discharged 1288 MPN/100mL against a permitted limit of 400 MPN/100mL (WKAV GEO)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (4 months ago)
Last confirmed
August 16, 2026 (19 hours ago)