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Electric Services — NPDES discharge permits in Hawaii

Of the 4 permits in EPA's SIC 4911 in HI, 1 went over a limit between 2025-10-01 and 2026-09-30 (Pass/Fail Static 20 Minute Fertilization Chronic Tripneustes gratilla: 1; Temperature, water deg. centigrade: 1). 1 is past the expiry date EPA's file holds; 0 have a renewal application overdue or due within 18 months. EPA's file of 2026-10-15.

FacilityLast 12 monthsPermit
Hawaiian Electric Company, Inc.
HI0000604 · major · Electric Services
Over a limit 4×: Pass/Fail Static 20 Minute Fertilization Chronic Tripneustes gratilla (3×), Temperature, water deg. centigrade (1×)Expires Nov 30, 2030
Hawaiian Electric Company, Inc.
HI0000019 · major · Electric Services
No value over a limitPermit past the expiry date EPA's file holds
Kauai Island Utility Cooperative
HI0000353 · major · Electric Services
No value over a limitExpires Nov 30, 2030
Maui Electric Company, Limited
HI0000094 · major · Electric Services
No value over a limitExpires 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=4911, 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