Passage Data · Check a report · Use it from your AI
Of the 3 permits in EPA's SIC 4911 in MT, 1 went over a limit between 2025-10-01 and 2026-09-30 (Copper, total recoverable: 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.
| Facility | Last 12 months | Permit |
|---|---|---|
| YELLOWSTONE ENERGY LIMITED PARTNERSHIP MT0030180 · Electric Services | Over a limit 20×: Copper, total recoverable (20×) | Permit past the expiry date EPA's file holds |
| COLSTRIP ENERGY LIMITED PARTNERSHIP MT0031780 · Electric Services | No value over a limit | Renewal application overdue |
| US BUREAU OF RECLAMATION MT0022578 · Electric Services | No value over a limit | Permit past the expiry date EPA's file holds |
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=MT&sic=4911, narrowed with &over_limit=true, ¶meter=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