HATFIELD, CITY OF
NPDES ID: AR0035483
S — SNC: Compliance schedule violation
The facility missed a deadline in its compliance schedule by more than 90 days.
This quarter: 1 effluent violation.
Violations
April 30, 2026
Solids, total suspended
30% over limit
Discharged 39 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
November 30, 2025
Coliform, fecal general
27% over limit
Discharged 1272 MPN/100mL against a permitted limit of 1000 MPN/100mL (MO GEO)
DMR, Limited - Numeric Violation
Solids, total suspended
17% over limit
Discharged 35 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
September 30, 2025
Coliform, fecal general
1% over limit
Discharged 1008 MPN/100mL against a permitted limit of 1000 MPN/100mL (MO GEO)
DMR, Limited - Numeric Violation
August 31, 2025
Solids, total suspended
99% over limit
Discharged 15.78557987 kg/d against a permitted limit of 7.94499993 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
20% over limit
Discharged 54 mg/L against a permitted limit of 45 mg/L (7 DA AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
80% over limit
Discharged 54 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
July 31, 2025
Solids, total suspended
10% over limit
Discharged 33 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
June 30, 2025
Solids, total suspended
15% over limit
Discharged 34.5 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
January 31, 2025
Coliform, fecal general
20% over limit
Discharged 1200 MPN/100mL against a permitted limit of 1000 MPN/100mL (MO GEO)
DMR, Limited - Numeric Violation
December 31, 2024
Solids, total suspended
38% over limit
Discharged 10.96409991 kg/d against a permitted limit of 7.94499993 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
25% over limit
Discharged 37.5 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
October 31, 2024
Coliform, fecal general
147% over limit
Discharged 2472 MPN/100mL against a permitted limit of 1000 MPN/100mL (MO GEO)
DMR, Limited - Numeric Violation
Solids, total suspended
104% over limit
Discharged 92 mg/L against a permitted limit of 45 mg/L (7 DA AVG)
DMR, Limited - Numeric Violation
Coliform, fecal general
24% over limit
Discharged 2472 MPN/100mL against a permitted limit of 2000 MPN/100mL (7 DA GEO)
DMR, Limited - Numeric Violation
Solids, total suspended
207% over limit
Discharged 92 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
September 30, 2024
Solids, total suspended
247% over limit
Discharged 27.58049977 kg/d against a permitted limit of 7.94499993 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
286% over limit
Discharged 115.7 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Coliform, fecal general
19% over limit
Discharged 1192 MPN/100mL against a permitted limit of 1000 MPN/100mL (MO GEO)
DMR, Limited - Numeric Violation
Solids, total suspended
157% over limit
Discharged 115.7 mg/L against a permitted limit of 45 mg/L (7 DA AVG)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (3 months ago)
Last confirmed
July 13, 2026 (23 days ago)