GORHAM (T) STP
NPDES ID: NY0160814
S — SNC: Compliance schedule violation
The facility missed a deadline in its compliance schedule by more than 90 days.
Violations
September 30, 2024
Flow, in conduit or thru treatment plant
0% over limit
Discharged 0.039 MGD against a permitted limit of 0.061 MGD (MO AVG)
DMR, Limited - Overdue
BOD, carbonaceous [5 day, 20 C]
0% over limit
Discharged 0.34504 kg/d against a permitted limit of 1.135 kg/d (DAILY MX)
DMR, Limited - Overdue
Solids, total suspended
0% over limit
Discharged 1.8 mg/L against a permitted limit of 10 mg/L (DAILY MX)
DMR, Limited - Overdue
Nitrogen, ammonia total [as N]
0% over limit
Discharged 0.0454 kg/d against a permitted limit of 0.27694 kg/d (DAILY MX)
DMR, Limited - Overdue
Temperature, water deg. centigrade
0% over limit
Discharged 21 deg C against a permitted limit of 0 deg C (DAILY MX)
DMR, Monitor Only - Overdue
Solids, total suspended
0% over limit
Discharged 0.31326 kg/d against a permitted limit of 2.27 kg/d (DAILY MX)
DMR, Limited - Overdue
BOD, carbonaceous [5 day, 20 C]
0% over limit
Discharged 17 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
Carbonaceous oxygen demand, % removal
0% over limit
Discharged 99 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Overdue
Nitrogen, ammonia total [as N]
0% over limit
Discharged 0.05 mg/L against a permitted limit of 1.2 mg/L (DAILY MX)
DMR, Limited - Overdue
pH
0% over limit
Discharged 7.4 SU against a permitted limit of 0 SU (MAXIMUM)
DMR, Monitor Only - Overdue
pH
0% over limit
Discharged 7.2 SU against a permitted limit of 6.5 SU (MINIMUM)
DMR, Limited - Overdue
Oxygen, dissolved [DO]
0% over limit
Discharged 7.38 mg/L against a permitted limit of 7 mg/L (DAILY MN)
DMR, Limited - Overdue
Solids, settleable
0% over limit
Discharged 0.0001 mg/L against a permitted limit of 0.0001 mg/L (DAILY MX)
DMR, Limited - Overdue
pH
0% over limit
Discharged 7.5 SU against a permitted limit of 8.5 SU (MAXIMUM)
DMR, Limited - Overdue
Flow, in conduit or thru treatment plant
0% over limit
Discharged 0.056 MGD against a permitted limit of 0 MGD (DAILY MX)
DMR, Monitor Only - Overdue
Solids, settleable
0% over limit
Discharged 0.0001 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
pH
0% over limit
Discharged 7.2 SU against a permitted limit of 0 SU (MINIMUM)
DMR, Monitor Only - Overdue
Solids, suspended percent removal
0% over limit
Discharged 99 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Overdue
BOD, carbonaceous [5 day, 20 C]
0% over limit
Discharged 2 mg/L against a permitted limit of 5 mg/L (DAILY MX)
DMR, Limited - Overdue
Temperature, water deg. centigrade
0% over limit
Discharged 20 deg C against a permitted limit of 0 deg C (DAILY MX)
DMR, Monitor Only - Overdue
Solids, total suspended
0% over limit
Discharged 19.6 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
July 31, 2024
BOD, carbonaceous [5 day, 20 C]
10% over limit
Discharged 5.5 mg/L against a permitted limit of 5 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (3 months ago)
Last confirmed
July 13, 2026 (24 days ago)