SHERBURNE (V) WTP
NPDES ID: NY0021466
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
Phosphorus, total [as P]
9% over limit
Discharged 1.02980761 kg/d against a permitted limit of 0.94364001 kg/d (12MO TOT)
DMR, Limited - Numeric Violation
May 31, 2026
Phosphorus, total [as P]
9% over limit
Discharged 1.02683161 kg/d against a permitted limit of 0.94364001 kg/d (12MO TOT)
DMR, Limited - Numeric Violation
April 30, 2026
Flow, in conduit or thru treatment plant
41% over limit
Discharged 0.6 MGD against a permitted limit of 0.427 MGD (MO AVG)
DMR, Limited - Numeric Violation
Phosphorus, total [as P]
12% over limit
Discharged 1.05542601 kg/d against a permitted limit of 0.94364001 kg/d (12MO TOT)
DMR, Limited - Numeric Violation
March 31, 2026
Phosphorus, total [as P]
5% over limit
Discharged 0.99119401 kg/d against a permitted limit of 0.94364001 kg/d (12MO TOT)
DMR, Limited - Numeric Violation
Flow, in conduit or thru treatment plant
29% over limit
Discharged 0.552 MGD against a permitted limit of 0.427 MGD (MO AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
27% over limit
Discharged 61.93467948 kg/d against a permitted limit of 48.57799959 kg/d (MO AVG)
DMR, Limited - Numeric Violation
February 28, 2026
Phosphorus, total [as P]
12% over limit
Discharged 1.05231361 kg/d against a permitted limit of 0.94364001 kg/d (12MO TOT)
DMR, Limited - Numeric Violation
January 31, 2026
Phosphorus, total [as P]
4% over limit
Discharged 0.97940161 kg/d against a permitted limit of 0.94364001 kg/d (12MO TOT)
DMR, Limited - Numeric Violation
December 31, 2025
Phosphorus, total [as P]
2% over limit
Discharged 0.96594761 kg/d against a permitted limit of 0.94364001 kg/d (12MO TOT)
DMR, Limited - Numeric Violation
November 30, 2025
Phosphorus, total [as P]
5% over limit
Discharged 0.99093361 kg/d against a permitted limit of 0.94364001 kg/d (12MO TOT)
DMR, Limited - Numeric Violation
October 31, 2025
Phosphorus, total [as P]
4% over limit
Discharged 0.97977361 kg/d against a permitted limit of 0.94364001 kg/d (12MO TOT)
DMR, Limited - Numeric Violation
September 30, 2025
Phosphorus, total [as P]
5% over limit
Discharged 0.99284321 kg/d against a permitted limit of 0.94364001 kg/d (12MO TOT)
DMR, Limited - Numeric Violation
August 31, 2025
Phosphorus, total [as P]
3% over limit
Discharged 0.97424321 kg/d against a permitted limit of 0.94364001 kg/d (12MO TOT)
DMR, Limited - Numeric Violation
July 31, 2025
Phosphorus, total [as P]
2% over limit
Discharged 0.96578641 kg/d against a permitted limit of 0.94364001 kg/d (12MO TOT)
DMR, Limited - Numeric Violation
Solids, suspended percent removal
67% over limit
Discharged 75 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
June 30, 2025
Flow, in conduit or thru treatment plant
35% over limit
Discharged 0.576 MGD against a permitted limit of 0.427 MGD (MO AVG)
DMR, Limited - Numeric Violation
May 31, 2025
Flow, in conduit or thru treatment plant
15% over limit
Discharged 0.493 MGD against a permitted limit of 0.427 MGD (MO AVG)
DMR, Limited - Numeric Violation
March 31, 2025
Flow, in conduit or thru treatment plant
6% over limit
Discharged 0.454 MGD against a permitted limit of 0.427 MGD (MO AVG)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (3 months ago)
Last confirmed
July 13, 2026 (24 days ago)