Clean Water Act discharge permit · NPDES NY0277011
GMD SHIPYARD, Brooklyn, NY: NPDES NY0277011 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 8Pollutants under a numeric limit
- 1Pollutants with an effluent exceedance
GMD SHIPYARD, held by GMD SHIPYARD CORP, holds NPDES permit NY0277011, which discharges to Wallabout Bay, East River. EPA’s file records it issued April 14, 2022 and expiring April 30, 2027. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | GMD SHIPYARD |
|---|---|
| Permittee as filed | GMD SHIPYARD CORP |
| NPDES ID | NY0277011 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | April 14, 2022 |
| Expiration date | April 30, 2027 |
| Issuing agency | NYSDEC |
| Address | Brooklyn, NY 11205 |
| Receiving water | WALLABOUT BAY, EAST RIVER |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | East River-Hudson River (HUC 020301010405) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 8Pollutants on file
- 8Under a numeric limit
- 2With a violation of any kind
- 1With an effluent exceedance
An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.
| Pollutant or measure | Limits | Violations, any kind | Effluent exceedances | Latest exceedance | Largest exceedance, as filed |
|---|---|---|---|---|---|
| Solids, total suspended | 12 | 66 | 66 | January 31, 2026 | 642% over the limit |
| pH | 12 | 1 | 0 | ||
| Flow rate | 6 | 0 | 0 | ||
| Oil & Grease | 6 | 0 | 0 | ||
| Arsenic, total [as As] | 6 | 0 | 0 | ||
| Copper, total [as Cu] | 6 | 0 | 0 | ||
| Lead, total [as Pb] | 6 | 0 | 0 | ||
| Nickel, total [as Ni] | 6 | 0 | 0 |
Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.
Inspections, violations and enforcement
- 4Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| February 15, 2023 | Management Practice Violations - Best Management Practice Deficiencies | ST6 |
| February 15, 2023 | Management Practice Violations - Failure to Maintain Records | ST6 |
| February 15, 2023 | Effluent Violations - Unauthorized Discharge | ST6 |
| February 15, 2023 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.
Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.
Watch this permit
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EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID NY0277011 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.