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The Doe Run Resource Corporation

Lead And Zinc Ores, major discharger, Centerville, Missouri. NPDES permit MO0001856 expired Apr 30, 2024; its limits still apply. Last 12 months: over a limit 10 times (last July 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due

About 28 days after each period: outfall 001 form HF monthly (9 values), outfall 001 form LF monthly (16 values), outfall 002 form HF monthly (9 values), outfall 002 form LF monthly (16 values), outfall 003 form HF monthly (9 values), outfall 003 form LF monthly (16 values), and 3 more forms

Last report on file

August 2026

Oct 2024 – Sep 2025

8 values over a limit, 0 required values missing, 0 of 75 reports late

Last 12 months (Oct 1, 2025 – Sep 30, 2026)

Limits in force (81)

How strict are these limits?

• Cadmium, total recoverable, daily maximum 1 ug/L — stricter than 83% of 67 other major industrial and other permits nationwide
• Cadmium, total recoverable, monthly average .5 ug/L — stricter than 81% of 55 other major industrial and other permits nationwide; 2% have the same limit
• Solids, total suspended, monthly average 20 mg/L — stricter than 68% of 45 other major industrial and other permits in Missouri; 24% have the same limit

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

Same industry: the 12 Metal Mining permits in Missouri.

On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/MO0001856 · MCP: https://passage-data.com/mcp