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Fred Wallis - Usibelli Coal Mine Inc

Bituminous Coal And Lignite - Surface, major discharger, Healy, Alaska. NPDES permit AK0040380 expired Nov 3, 2003; its limits still apply. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due

About 15 days after each period: outfall 001 form A monthly (7 values), outfall 001 form B monthly (5 values), outfall 001 form C monthly (4 values), outfall 002 form A monthly (7 values), outfall 002 form B monthly (5 values), outfall 002 form C monthly (4 values), and 18 more forms

Last report on file

September 2026

Oct 2024 – Sep 2025

0 values over a limit, 0 required values missing, 0 of 288 reports late

Limits in force (128)

How strict are these limits?

• pH, maximum 8.5 SU — stricter than 84% of 791 other major industrial and other permits nationwide; 12% have the same limit
• Solids, total suspended, daily maximum 70 mg/L — stricter than 35% of 1,064 other major industrial and other permits nationwide; 2% have the same limit
• Iron, total recoverable, monthly average 3 mg/L — stricter than 14% of 54 other major industrial and other permits nationwide; 2% have the same limit

Cited limits by parameter: Alaska's rules and the federal ones.

On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/AK0040380 · MCP: https://passage-data.com/mcp