MOUNT VERNON DPW, CITY YARD

NPDES ID: NY0260312

D — SNC: Discharge monitoring report not received

The facility didn't submit its required discharge monitoring report.

This quarter: 14 reporting violations.

Violations

April 30, 2026

pH

0% over limit

Discharged 0 SU against a permitted limit of 9 SU (MAXIMUM)

DMR, Limited - Overdue

Oil & Grease

0% over limit

Discharged 0 mg/L against a permitted limit of 15 mg/L (DAILY MX)

DMR, Limited - Overdue

Benzene

0% over limit

Discharged 0 mg/L against a permitted limit of 0.1 mg/L (DAILY MX)

DMR, Limited - Overdue

pH

0% over limit

Discharged 0 SU against a permitted limit of 6 SU (MINIMUM)

DMR, Limited - Overdue

Mercury, total [as Hg]

0% over limit

Discharged 0 mg/L against a permitted limit of 0.00005 mg/L (DAILY MX)

DMR, Limited - Overdue

Toluene

0% over limit

Discharged 0 mg/L against a permitted limit of 0.1 mg/L (DAILY MX)

DMR, Limited - Overdue

Xylene [mix of m+o+p]

0% over limit

Discharged 0 mg/L against a permitted limit of 0.1 mg/L (DAILY MX)

DMR, Limited - Overdue

Nitrogen, ammonia total [as N]

0% over limit

Discharged 0 mg/L against a permitted limit of 12.29 mg/L (DAILY MX)

DMR, Limited - Overdue

Flow rate

0% over limit

Discharged 0 MGD against a permitted limit of 0 MGD (DAILY MX)

DMR, Monitor Only - Overdue

March 31, 2026

Oil & Grease

0% over limit

Discharged 0 mg/L against a permitted limit of 15 mg/L (DAILY MX)

DMR, Limited - Overdue

pH

0% over limit

Discharged 0 SU against a permitted limit of 6 SU (MINIMUM)

DMR, Limited - Overdue

Flow rate

0% over limit

Discharged 0 MGD against a permitted limit of 0 MGD (DAILY MX)

DMR, Monitor Only - Overdue

pH

0% over limit

Discharged 0 SU against a permitted limit of 9 SU (MAXIMUM)

DMR, Limited - Overdue

Nitrogen, ammonia total [as N]

0% over limit

Discharged 0 mg/L against a permitted limit of 12.29 mg/L (DAILY MX)

DMR, Limited - Overdue

February 28, 2026

Nitrogen, ammonia total [as N]

0% over limit

Discharged 0 mg/L against a permitted limit of 12.29 mg/L (DAILY MX)

DMR, Limited - Overdue

Oil & Grease

0% over limit

Discharged 0 mg/L against a permitted limit of 15 mg/L (DAILY MX)

DMR, Limited - Overdue

pH

0% over limit

Discharged 0 SU against a permitted limit of 9 SU (MAXIMUM)

DMR, Limited - Overdue

pH

0% over limit

Discharged 0 SU against a permitted limit of 6 SU (MINIMUM)

DMR, Limited - Overdue

Flow rate

0% over limit

Discharged 0 MGD against a permitted limit of 0 MGD (DAILY MX)

DMR, Monitor Only - Overdue

January 31, 2026

Mercury, total [as Hg]

0% over limit

Discharged 0 mg/L against a permitted limit of 0.00005 mg/L (DAILY MX)

DMR, Limited - Overdue

Benzene

0% over limit

Discharged 0 mg/L against a permitted limit of 0.1 mg/L (DAILY MX)

DMR, Limited - Overdue

Flow rate

0% over limit

Discharged 0 MGD against a permitted limit of 0 MGD (DAILY MX)

DMR, Monitor Only - Overdue

Toluene

0% over limit

Discharged 0 mg/L against a permitted limit of 0.1 mg/L (DAILY MX)

DMR, Limited - Overdue

Nitrogen, ammonia total [as N]

0% over limit

Discharged 0 mg/L against a permitted limit of 12.29 mg/L (DAILY MX)

DMR, Limited - Overdue

Xylene [mix of m+o+p]

0% over limit

Discharged 0 mg/L against a permitted limit of 0.1 mg/L (DAILY MX)

DMR, Limited - Overdue

pH

0% over limit

Discharged 0 SU against a permitted limit of 6 SU (MINIMUM)

DMR, Limited - Overdue

Oil & Grease

0% over limit

Discharged 0 mg/L against a permitted limit of 15 mg/L (DAILY MX)

DMR, Limited - Overdue

pH

0% over limit

Discharged 0 SU against a permitted limit of 9 SU (MAXIMUM)

DMR, Limited - Overdue

December 31, 2025

pH

0% over limit

Discharged 0 SU against a permitted limit of 9 SU (MAXIMUM)

DMR, Limited - Overdue

Nitrogen, ammonia total [as N]

0% over limit

Discharged 0 mg/L against a permitted limit of 12.29 mg/L (DAILY MX)

DMR, Limited - Overdue

Oil & Grease

0% over limit

Discharged 0 mg/L against a permitted limit of 15 mg/L (DAILY MX)

DMR, Limited - Overdue

pH

0% over limit

Discharged 0 SU against a permitted limit of 6 SU (MINIMUM)

DMR, Limited - Overdue

Flow rate

0% over limit

Discharged 0 MGD against a permitted limit of 0 MGD (DAILY MX)

DMR, Monitor Only - Overdue

November 30, 2025

pH

0% over limit

Discharged 0 SU against a permitted limit of 9 SU (MAXIMUM)

DMR, Limited - Overdue

Nitrogen, ammonia total [as N]

0% over limit

Discharged 0 mg/L against a permitted limit of 12.29 mg/L (DAILY MX)

DMR, Limited - Overdue

Oil & Grease

0% over limit

Discharged 0 mg/L against a permitted limit of 15 mg/L (DAILY MX)

DMR, Limited - Overdue

Flow rate

0% over limit

Discharged 0 MGD against a permitted limit of 0 MGD (DAILY MX)

DMR, Monitor Only - Overdue

pH

0% over limit

Discharged 0 SU against a permitted limit of 6 SU (MINIMUM)

DMR, Limited - Overdue

October 31, 2025

pH

0% over limit

Discharged 0 SU against a permitted limit of 9 SU (MAXIMUM)

DMR, Limited - Overdue

Benzene

0% over limit

Discharged 0 mg/L against a permitted limit of 0.1 mg/L (DAILY MX)

DMR, Limited - Overdue

Xylene [mix of m+o+p]

0% over limit

Discharged 0 mg/L against a permitted limit of 0.1 mg/L (DAILY MX)

DMR, Limited - Overdue

Nitrogen, ammonia total [as N]

0% over limit

Discharged 0 mg/L against a permitted limit of 2.89 mg/L (DAILY MX)

DMR, Limited - Overdue

Toluene

0% over limit

Discharged 0 mg/L against a permitted limit of 0.1 mg/L (DAILY MX)

DMR, Limited - Overdue

Oil & Grease

0% over limit

Discharged 0 mg/L against a permitted limit of 15 mg/L (DAILY MX)

DMR, Limited - Overdue

pH

0% over limit

Discharged 0 SU against a permitted limit of 6 SU (MINIMUM)

DMR, Limited - Overdue

Mercury, total [as Hg]

0% over limit

Discharged 0 mg/L against a permitted limit of 0.00005 mg/L (DAILY MX)

DMR, Limited - Overdue

Flow rate

0% over limit

Discharged 0 MGD against a permitted limit of 0 MGD (DAILY MX)

DMR, Monitor Only - Overdue

September 30, 2025

Flow rate

0% over limit

Discharged 0 MGD against a permitted limit of 0 MGD (DAILY MX)

DMR, Monitor Only - Overdue

pH

0% over limit

Discharged 0 SU against a permitted limit of 9 SU (MAXIMUM)

DMR, Limited - Overdue

Nitrogen, ammonia total [as N]

0% over limit

Discharged 0 mg/L against a permitted limit of 2.89 mg/L (DAILY MX)

DMR, Limited - Overdue

pH

0% over limit

Discharged 0 SU against a permitted limit of 6 SU (MINIMUM)

DMR, Limited - Overdue

Oil & Grease

0% over limit

Discharged 0 mg/L against a permitted limit of 15 mg/L (DAILY MX)

DMR, Limited - Overdue

August 31, 2025

Flow rate

0% over limit

Discharged 0 MGD against a permitted limit of 0 MGD (DAILY MX)

DMR, Monitor Only - Overdue

Nitrogen, ammonia total [as N]

0% over limit

Discharged 0 mg/L against a permitted limit of 2.89 mg/L (DAILY MX)

DMR, Limited - Overdue

pH

0% over limit

Discharged 0 SU against a permitted limit of 9 SU (MAXIMUM)

DMR, Limited - Overdue

Oil & Grease

0% over limit

Discharged 0 mg/L against a permitted limit of 15 mg/L (DAILY MX)

DMR, Limited - Overdue

pH

0% over limit

Discharged 0 SU against a permitted limit of 6 SU (MINIMUM)

DMR, Limited - Overdue

July 31, 2025

Benzene

0% over limit

Discharged 0 mg/L against a permitted limit of 0.1 mg/L (DAILY MX)

DMR, Limited - Overdue

Flow rate

0% over limit

Discharged 0 MGD against a permitted limit of 0 MGD (DAILY MX)

DMR, Monitor Only - Overdue

Nitrogen, ammonia total [as N]

0% over limit

Discharged 0 mg/L against a permitted limit of 2.89 mg/L (DAILY MX)

DMR, Limited - Overdue

Mercury, total [as Hg]

0% over limit

Discharged 0 mg/L against a permitted limit of 0.00005 mg/L (DAILY MX)

DMR, Limited - Overdue

pH

0% over limit

Discharged 0 SU against a permitted limit of 6 SU (MINIMUM)

DMR, Limited - Overdue

Toluene

0% over limit

Discharged 0 mg/L against a permitted limit of 0.1 mg/L (DAILY MX)

DMR, Limited - Overdue

Oil & Grease

0% over limit

Discharged 0 mg/L against a permitted limit of 15 mg/L (DAILY MX)

DMR, Limited - Overdue

pH

0% over limit

Discharged 0 SU against a permitted limit of 9 SU (MAXIMUM)

DMR, Limited - Overdue

Xylene [mix of m+o+p]

0% over limit

Discharged 0 mg/L against a permitted limit of 0.1 mg/L (DAILY MX)

DMR, Limited - Overdue

June 30, 2025

Flow rate

0% over limit

Discharged 0 MGD against a permitted limit of 0 MGD (DAILY MX)

DMR, Monitor Only - Overdue

Nitrogen, ammonia total [as N]

0% over limit

Discharged 0 mg/L against a permitted limit of 2.89 mg/L (DAILY MX)

DMR, Limited - Overdue

pH

0% over limit

Discharged 0 SU against a permitted limit of 6 SU (MINIMUM)

DMR, Limited - Overdue

Oil & Grease

0% over limit

Discharged 0 mg/L against a permitted limit of 15 mg/L (DAILY MX)

DMR, Limited - Overdue

pH

0% over limit

Discharged 0 SU against a permitted limit of 9 SU (MAXIMUM)

DMR, Limited - Overdue

May 31, 2025

Flow rate

0% over limit

Discharged 0 MGD against a permitted limit of 0 MGD (DAILY MX)

DMR, Monitor Only - Overdue

Oil & Grease

0% over limit

Discharged 0 mg/L against a permitted limit of 15 mg/L (DAILY MX)

DMR, Limited - Overdue

Nitrogen, ammonia total [as N]

0% over limit

Discharged 0 mg/L against a permitted limit of 12.29 mg/L (DAILY MX)

DMR, Limited - Overdue

pH

0% over limit

Discharged 0 SU against a permitted limit of 9 SU (MAXIMUM)

DMR, Limited - Overdue

pH

0% over limit

Discharged 0 SU against a permitted limit of 6 SU (MINIMUM)

DMR, Limited - Overdue

April 30, 2025

Xylene [mix of m+o+p]

0% over limit

Discharged 0 mg/L against a permitted limit of 0.1 mg/L (DAILY MX)

DMR, Limited - Overdue

Oil & Grease

0% over limit

Discharged 0 mg/L against a permitted limit of 15 mg/L (DAILY MX)

DMR, Limited - Overdue

Flow rate

0% over limit

Discharged 0 MGD against a permitted limit of 0 MGD (DAILY MX)

DMR, Monitor Only - Overdue

pH

0% over limit

Discharged 0 SU against a permitted limit of 6 SU (MINIMUM)

DMR, Limited - Overdue

pH

0% over limit

Discharged 0 SU against a permitted limit of 9 SU (MAXIMUM)

DMR, Limited - Overdue

Nitrogen, ammonia total [as N]

0% over limit

Discharged 0 mg/L against a permitted limit of 12.29 mg/L (DAILY MX)

DMR, Limited - Overdue

Toluene

0% over limit

Discharged 0 mg/L against a permitted limit of 0.1 mg/L (DAILY MX)

DMR, Limited - Overdue

Mercury, total [as Hg]

0% over limit

Discharged 0 mg/L against a permitted limit of 0.00005 mg/L (DAILY MX)

DMR, Limited - Overdue

Benzene

0% over limit

Discharged 0 mg/L against a permitted limit of 0.1 mg/L (DAILY MX)

DMR, Limited - Overdue

November 30, 2024

Flow rate

0% over limit

Discharged 0 MGD against a permitted limit of 0 MGD (DAILY MX)

DMR, Monitor Only - Overdue

Nitrogen, ammonia total [as N]

0% over limit

Discharged 0 mg/L against a permitted limit of 12.29 mg/L (DAILY MX)

DMR, Limited - Overdue

Oil & Grease

0% over limit

Discharged 0 mg/L against a permitted limit of 15 mg/L (DAILY MX)

DMR, Limited - Overdue

pH

0% over limit

Discharged 0 SU against a permitted limit of 9 SU (MAXIMUM)

DMR, Limited - Overdue

pH

0% over limit

Discharged 0 SU against a permitted limit of 6 SU (MINIMUM)

DMR, Limited - Overdue

August 31, 2024

pH

0% over limit

Discharged 0 SU against a permitted limit of 9 SU (MAXIMUM)

DMR, Limited - Overdue

Oil & Grease

0% over limit

Discharged 0 mg/L against a permitted limit of 15 mg/L (DAILY MX)

DMR, Limited - Overdue

Nitrogen, ammonia total [as N]

0% over limit

Discharged 0 mg/L against a permitted limit of 2.89 mg/L (DAILY MX)

DMR, Limited - Overdue

Flow rate

0% over limit

Discharged 0 MGD against a permitted limit of 0 MGD (DAILY MX)

DMR, Monitor Only - Overdue

pH

0% over limit

Discharged 0 SU against a permitted limit of 6 SU (MINIMUM)

DMR, Limited - Overdue

July 31, 2024

Benzene

0% over limit

Discharged 0 mg/L against a permitted limit of 0.1 mg/L (DAILY MX)

DMR, Limited - Overdue

Nitrogen, ammonia total [as N]

0% over limit

Discharged 0 mg/L against a permitted limit of 2.89 mg/L (DAILY MX)

DMR, Limited - Overdue

Mercury, total [as Hg]

0% over limit

Discharged 0 mg/L against a permitted limit of 0.00005 mg/L (DAILY MX)

DMR, Limited - Overdue

Xylene [mix of m+o+p]

0% over limit

Discharged 0 mg/L against a permitted limit of 0.1 mg/L (DAILY MX)

DMR, Limited - Overdue

Toluene

0% over limit

Discharged 0 mg/L against a permitted limit of 0.1 mg/L (DAILY MX)

DMR, Limited - Overdue

Flow rate

0% over limit

Discharged 0 MGD against a permitted limit of 0 MGD (DAILY MX)

DMR, Monitor Only - Overdue

Oil & Grease

0% over limit

Discharged 0 mg/L against a permitted limit of 15 mg/L (DAILY MX)

DMR, Limited - Overdue

pH

0% over limit

Discharged 0 SU against a permitted limit of 9 SU (MAXIMUM)

DMR, Limited - Overdue

pH

0% over limit

Discharged 0 SU against a permitted limit of 6 SU (MINIMUM)

DMR, Limited - Overdue

First flagged

April 14, 2026 (3 months ago)

Last confirmed

July 13, 2026 (25 days ago)