COCHRAN, CITY OF (COCHRAN WPCP)
NPDES ID: GA0032107
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: 1 effluent violation.
Violations
April 30, 2026
Nitrogen, ammonia total [as N]
19% over limit
Discharged 1.6 mg/L against a permitted limit of 1.35 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
March 31, 2026
Nitrogen, ammonia total [as N]
147% over limit
Discharged 3.33 mg/L against a permitted limit of 1.35 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
111% over limit
Discharged 1.9 mg/L against a permitted limit of 0.9 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
41% over limit
Discharged 4.81239996 kg/d against a permitted limit of 3.40499997 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
101% over limit
Discharged 8.58059993 kg/d against a permitted limit of 4.26759996 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
February 28, 2026
Nitrogen, ammonia total [as N]
10% over limit
Discharged 4.67619996 kg/d against a permitted limit of 4.26759996 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
33% over limit
Discharged 1.2 mg/L against a permitted limit of 0.9 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
48% over limit
Discharged 2 mg/L against a permitted limit of 1.35 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
January 31, 2026
BOD, 5-day, 20 deg. C
20% over limit
Discharged 9 mg/L against a permitted limit of 7.5 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
December 31, 2025
BOD, 5-day, 20 deg. C
7% over limit
Discharged 8 mg/L against a permitted limit of 7.5 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
February 28, 2025
BOD, 5-day, 20 deg. C
20% over limit
Discharged 9 mg/L against a permitted limit of 7.5 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, percent removal
13% over limit
Discharged 83 % against a permitted limit of 85 % (MINIMUM)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
7% over limit
Discharged 0.96 mg/L against a permitted limit of 0.9 mg/L (MO AVG)
DMR, Limited - Numeric Violation
January 31, 2025
Nitrogen, ammonia total [as N]
31% over limit
Discharged 1.77 mg/L against a permitted limit of 1.35 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
22% over limit
Discharged 1.1 mg/L against a permitted limit of 0.9 mg/L (MO AVG)
DMR, Limited - Numeric Violation
October 31, 2024
E. coli
341% over limit
Discharged 556 MPN/100mL against a permitted limit of 126 MPN/100mL (MOAV GEO)
DMR, Limited - Numeric Violation
E. coli
1718% over limit
Discharged 7453 MPN/100mL against a permitted limit of 410 MPN/100mL (WKAV GEO)
DMR, Limited - Numeric Violation
July 31, 2024
Hardness, total [as CaCO3]
0% over limit
Discharged 76 mg/L against a permitted limit of 0 mg/L (MO MIN)
DMR, Monitor Only - Overdue
Chlorine, total residual
0% over limit
Discharged 0 mg/L against a permitted limit of 0.01 mg/L (MAXIMUM)
DMR, Limited - Overdue
Nitrogen, total [as N]
0% over limit
Discharged 5.36 mg/L against a permitted limit of 0 mg/L (MO AVG)
DMR, Monitor Only - Overdue
BOD, 5-day, 20 deg. C
47% over limit
Discharged 11 mg/L against a permitted limit of 7.5 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Zinc, total recoverable
0% over limit
Discharged 0.90000004 mg/L against a permitted limit of 0 mg/L (MO MIN)
DMR, Monitor Only - Overdue
NOEC Sub-Lethal Static Renewal 7 Day Chronic Pimephales promelas
0% over limit
Discharged 0 % against a permitted limit of 96 % (MINIMUM)
DMR, Limited - Overdue
NOEC Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia
0% over limit
Discharged 0 % against a permitted limit of 96 % (MINIMUM)
DMR, Limited - Overdue
BOD, 5-day, 20 deg. C
2% over limit
Discharged 5.1 mg/L against a permitted limit of 5 mg/L (MO AVG)
DMR, Limited - Numeric Violation
E. coli
0% over limit
Discharged 22 MPN/100mL against a permitted limit of 410 MPN/100mL (WKAV GEO)
DMR, Limited - Overdue
NOEC Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia
0% over limit
Discharged 0 % against a permitted limit of 96 % (MINIMUM)
DMR, Limited - Overdue
E. coli
0% over limit
Discharged 14 MPN/100mL against a permitted limit of 126 MPN/100mL (MOAV GEO)
DMR, Limited - Overdue
BOD, 5-day, percent removal
67% over limit
Discharged 75 % against a permitted limit of 85 % (MINIMUM)
DMR, Limited - Numeric Violation
NOEC Lethal Static Renewal 7 Day Chronic Pimephales promelas
0% over limit
Discharged 0 % against a permitted limit of 96 % (MINIMUM)
DMR, Limited - Overdue
First flagged
April 14, 2026 (3 months ago)
Last confirmed
July 13, 2026 (24 days ago)