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Transportation Equipment — NPDES discharge permits in Hawaii

Of the 3 permits in EPA's SIC 37 in HI, 1 went over a limit between 2025-10-01 and 2026-09-30 (Copper, total recoverable: 1; Temperature, water deg. centigrade: 1; Turbidity: 1). 1 is 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
U.S. Department of the Navy
HI0110230 · Ship Building And Repairing
Over a limit 18×: Temperature, water deg. centigrade (12×), Copper, total recoverable (5×), Turbidity (1×)Permit past the expiry date EPA's file holds
Marisco Ltd.
HI0021893 · Ship Building And Repairing
No value over a limitRenewal application overdue
U.S. Department of the Navy
HI1120801 · Ship Building And Repairing
No value over a limit; 1 required values not reportedExpires Oct 31, 2030

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=HI&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