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Of the 4 permits in EPA's SIC 87 in MI, 3 went over a limit between 2025-10-01 and 2026-09-30 (pH: 2; Benzene: 1; Solids, total dissolved: 1). 3 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.
All Michigan permitsAll states
| Facility | Last 12 months | Permit |
|---|---|---|
| FCA US LLC, Chelsea Proving Grounds MI0046540 · Testing Laboratories | Over a limit 8×: Solids, total dissolved (8×) | Renewal application due Apr 4, 2027 |
| U.S. Department of Interior, U.S. Geological Survey MI0005100 · Noncommercial Research Organizations | Over a limit 4×: pH (4×) | Permit past the expiry date EPA's file holds |
| General Motors LLC MI0001911 · Testing Laboratories | Over a limit 2×: Benzene (1×), pH (1×) | Permit past the expiry date EPA's file holds |
| Visteon Corporation MI0057156 · Testing Laboratories | No value over a limit; 42 required values not reported | 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=MI&sic=87, 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