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Maximus Operating, Ltd.

Crude Petroleum And Natural Gas, (Unknown City), Wyoming. NPDES permit WY0096999, in force until Oct 31, 2028. Last 12 months: no values over a limit, 13 of 59 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due

About 28 days after each period: outfall 001 form OM twice a year (2 values), outfall 002 form OM twice a year (2 values), outfall 003 form OM twice a year (2 values), outfall 001 form OB twice a year, outfall 001 form OS twice a year, outfall 002 form OB twice a year, and 4 more forms

Last report on file

August 2026

Oct 2024 – Sep 2025

0 values over a limit, 0 required values missing, 0 of 66 reports late

Limits in force (33)

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

Same industry: the 209 Oil and Gas Extraction permits in Wyoming.

On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/WY0096999 · MCP: https://passage-data.com/mcp