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Modine Grenada LLC, Oem Plant

Refrigeration And Heating Equipment, Grenada, Mississippi. NPDES permit MS0001368, in force until Aug 31, 2028. Last 12 months: over a limit once (last May 2026), 5 of 12 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due: About 28 days after each period: form A monthly (13 values)
Renewal application due: Mar 4, 2028 · 180 days before expiry; your permit may set another date
Last report on file: September 2026
Oct 2024 – Sep 2025: 0 values over a limit, 0 required values missing, 9 of 12 reports late

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

Period ending	Parameter	Reported	Limit
May 2026	pH, minimum	5.1 SU	≥ 6 SU

Limits in force (13)

Parameter	Statistic	Limit	Months
Temperature, water deg. fahrenheit	daily maximum	≤ 90 deg F	all year
pH	minimum	≥ 6 SU	all year
pH	maximum	≤ 9 SU	all year
Solids, total suspended	monthly average	report only (mg/L)	all year
Solids, total suspended	daily maximum	report only (mg/L)	all year
Oil & Grease	monthly average	≤ 10 mg/L	all year
Oil & Grease	daily maximum	≤ 15 mg/L	all year
Vinyl chloride	monthly average	report only (mg/L)	all year
Vinyl chloride	daily maximum	report only (mg/L)	all year
Trichloroethylene	monthly average	report only (mg/L)	all year
Trichloroethylene	daily maximum	report only (mg/L)	all year
Flow, total	monthly average	report only (MGD)	all year
Flow, total	daily maximum	report only (MGD)	all year

How strict are these limits?

Oil & Grease, daily maximum 15 mg/L — stricter than 26% of 45 other minor industrial and other permits in Mississippi; 60% have the same limit
Oil & Grease, monthly average 10 mg/L — stricter than 21% of 37 other minor industrial and other permits in Mississippi; 62% have the same limit
Temperature, water deg. fahrenheit, daily maximum 90 deg F — stricter than 14% of 21 other minor industrial and other permits in Mississippi; 86% have the same limit

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

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/MS0001368 · MCP: https://passage-data.com/mcp