NYCDEP - CONEY ISLAND WRRF
NPDES ID: NY0026182
S — SNC: Compliance schedule violation
The facility missed a deadline in its compliance schedule by more than 90 days.
Violations
March 31, 2026
Solids, total suspended
56% over limit
Discharged 78 mg/L against a permitted limit of 50 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
August 31, 2025
Chlorine, total residual
106% over limit
Discharged 0.35 mg/L against a permitted limit of 0.17 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
July 31, 2025
Copper, total [as Cu]
208% over limit
Discharged 19.56739984 kg/d against a permitted limit of 6.35599995 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
May 31, 2025
Chlorine, total residual
18% over limit
Discharged 0.2 mg/L against a permitted limit of 0.17 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Copper, total [as Cu]
9% over limit
Discharged 6.90079994 kg/d against a permitted limit of 6.35599995 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
April 30, 2025
Copper, total [as Cu]
14% over limit
Discharged 7.21859994 kg/d against a permitted limit of 6.35599995 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
March 31, 2025
Copper, total [as Cu]
49% over limit
Discharged 9.48859992 kg/d against a permitted limit of 6.35599995 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (3 months ago)
Last confirmed
July 13, 2026 (24 days ago)