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The Doe Run Resources Corporation

Lead And Zinc Ores, major discharger, Bixby, Missouri. NPDES permit MO0100226, in force until Oct 31, 2030. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due

About 28 days after each period: outfall 001 form M monthly (16 values), outfall 003 form M monthly (16 values), outfall 005 form OM monthly (2 values), outfall 001 form A yearly, outfall 001 form Q quarterly, outfall 003 form A yearly, and 1 more form

Last report on file

August 2026

Oct 2024 – Sep 2025

0 values over a limit, 0 required values missing, 0 of 54 reports late

Limits in force (42)

How strict are these limits?

• Cadmium, total recoverable, daily maximum .6 ug/L — stricter than 85% of 67 other major industrial and other permits nationwide
• Cadmium, total recoverable, monthly average .3 ug/L — stricter than 85% of 55 other major industrial and other permits nationwide
• Lead, total recoverable, daily maximum 8 ug/L — stricter than 76% of 98 other major industrial and other permits nationwide

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/MO0100226 · MCP: https://passage-data.com/mcp