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Transportation Equipment — NPDES discharge permits in Virginia

Of the 6 permits in EPA's SIC 37 in VA, 2 went over a limit between 2025-10-01 and 2026-09-30 (Chlorine, total residual: 1; Copper, total recoverable: 1; pH: 1). 2 are past the expiry date EPA's file holds; 1 has a renewal application overdue or due within 18 months. EPA's file of 2026-10-15.

FacilityLast 12 monthsPermit
Huntington Ingalls Industries, Inc.
VA0004804 · major · Ship Building And Repairing
Over a limit 9×: Chlorine, total residual (4×), Copper, total recoverable (3×), pH (1×)Permit past the expiry date EPA's file holds
Lyon Shipyard & Fabrication, LLC
VA0089168 · Ship Building And Repairing
Over a limit 1×: TU Static 48Hr Acute Americamysis bahia (formerly Mysidopsis bahia) (1×)Expires Jan 31, 2030
BAE Systems Maritime Solutions Norfolk Inc.
VA0004383 · Ship Building And Repairing
No value over a limit; 2 required values not reportedRenewal application overdue
Lyon Shipyard & Fabrication, LLC
VA0092495 · Ship Building And Repairing
No value over a limitPermit past the expiry date EPA's file holds
Metro Machine Corp.
VA0073091 · Ship Building And Repairing
No value over a limitExpires Jun 30, 2030
Metro Machine Corp.
VA0089699 · Ship Building And Repairing
No value over a limitExpires May 31, 2029

The record is EPA's ICIS-NPDES file of 2026-10-15: values filed against each limit between Oct 1, 2025 and Sep 30, 2026. No reports on file may be EPA's gap, not the facility's.

For programs and AI agents: this screen as JSON at /api/v1/permits?state=VA&sic=37, narrowed with &over_limit=true, &parameter=phosphorus or &renewal=due; or add https://passage-data.com/mcp as a remote MCP server (tool list_permits). Free, no key. llms.txt

From EPA's ECHO data, not the permit document itself: your permit is the final word. All states