BREWSTER HIGH SCHOOL
NPDES ID: NY0029521
E — SNC: Effluent violation (monthly average limit)
The facility discharged more of a pollutant than its permit allows, based on a monthly average.
This quarter: 3 effluent violations.
Violations
May 31, 2026
Phosphorus, total [as P]
180% over limit
Discharged 2.8 mg/L against a permitted limit of 1 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
April 30, 2026
Chlorine, total residual
35% over limit
Discharged 0.13 mg/L against a permitted limit of 0.2 mg/L (MINIMUM)
DMR, Limited - Numeric Violation
pH
0% over limit
Discharged 5.9 SU against a permitted limit of 6.5 SU (MINIMUM)
DMR, Limited - Numeric Violation
March 31, 2026
Chlorine, total residual
100% over limit
Discharged 0 mg/L against a permitted limit of 0.2 mg/L (MINIMUM)
DMR, Limited - Numeric Violation
Phosphorus, total [as P]
78% over limit
Discharged 1.78 mg/L against a permitted limit of 1 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
February 28, 2026
Chlorine, total residual
90% over limit
Discharged 0.02 mg/L against a permitted limit of 0.2 mg/L (MINIMUM)
DMR, Limited - Numeric Violation
Chlorine, total residual
1850% over limit
Discharged 1.95 mg/L against a permitted limit of 0.1 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
January 31, 2026
Chlorine, total residual
1500% over limit
Discharged 1.6 mg/L against a permitted limit of 0.1 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Phosphorus, total [as P]
130% over limit
Discharged 2.3 mg/L against a permitted limit of 1 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
December 31, 2025
pH
0% over limit
Discharged 4.6 SU against a permitted limit of 6.5 SU (MINIMUM)
DMR, Limited - Numeric Violation
Chlorine, total residual
1330% over limit
Discharged 1.43 mg/L against a permitted limit of 0.1 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
November 30, 2025
Nitrogen, ammonia, total [as NH3]
218% over limit
Discharged 7 mg/L against a permitted limit of 2.2 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Phosphorus, total [as P]
297% over limit
Discharged 3.97 mg/L against a permitted limit of 1 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
pH
0% over limit
Discharged 6.1 SU against a permitted limit of 6.5 SU (MINIMUM)
DMR, Limited - Numeric Violation
October 31, 2025
Flow, in conduit or thru treatment plant
0% over limit
Discharged 0.0204 MGD against a permitted limit of 0.047 MGD (30DAARME)
DMR, Limited - Overdue
Chlorine, total residual
100% over limit
Discharged 0 mg/L against a permitted limit of 0.2 mg/L (MINIMUM)
DMR, Limited - Numeric Violation
July 31, 2025
Phosphorus, total [as P]
17% over limit
Discharged 1.17 mg/L against a permitted limit of 1 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
March 31, 2025
Phosphorus, total [as P]
50% over limit
Discharged 1.5 mg/L against a permitted limit of 1 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (3 months ago)
Last confirmed
July 13, 2026 (23 days ago)