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Exxon Mobil Corporation, Centreville Landfarm

Refuse Systems, Centreville, Mississippi. NPDES permit MS0039942, in force until Jun 30, 2029. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due: About 29 days after each period: form A monthly (6 values), form S twice a year
Last report on file: September 2026
Oct 2024 – Sep 2025: 0 values over a limit, 2 required values missing, 1 of 14 reports late

Limits in force (8)

Parameter	Statistic	Limit	Months
pH	minimum	≥ 6 SU	all year
pH	maximum	≤ 9 SU	all year
Oil & Grease	monthly average	report only (mg/L)	all year
Oil & Grease	daily maximum	≤ 20 mg/L	all year
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year
%Effect Static Renewal 48Hr Acute Ceriodaphnia dubia	minimum	≥ 100 %	all year
%Effect Static Renewal 96Hr Acute Pimephales promelas	minimum	≥ 100 %	all year

How strict are these limits?

Oil & Grease, daily maximum 20 mg/L — stricter than 13% of 45 other minor industrial and other permits in Mississippi; 11% have the same limit

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

Same industry: the 4 Refuse Systems permits in Mississippi.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/MS0039942 · MCP: https://passage-data.com/mcp