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Of the 5 permits in EPA's SIC 28 in WI, 2 went over a limit between 2025-10-01 and 2026-09-30 (Oxidants, total residual: 1; Solids, total suspended: 1). 4 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 Wisconsin permitsAll states
| Facility | Last 12 months | Permit |
|---|---|---|
| Didion Milling Inc Ethanol Plant WI0066401 · Industrial Organic Chemicals | Over a limit 1×: Solids, total suspended (1×) | Permit past the expiry date EPA's file holds |
| VALERO RENEWABLE FUELS COMPANY, LLC WI0002038 · Industrial Organic Chemicals | Over a limit 1×: Oxidants, total residual (1×) | Permit past the expiry date EPA's file holds |
| Applied Material Solutions Inc Burlington WI0065684 · Industrial Inorganic Chemicals | No value over a limit; 34 required values not reported | Permit past the expiry date EPA's file holds |
| ERCO Worldwide (USA) Inc. - Port Edwards WI0003565 · major · Alkalies And Chlorine | No value over a limit; 42 required values not reported | Renewal application due Oct 3, 2027 |
| Lignotech USA, Inc. WI0003450 · Gum And Wood Chemicals | No value over a limit; 38 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=WI&sic=28, 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