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Ajax Magnethermic Corp

Industrial Furnaces And Ovens, Warren, Ohio. NPDES permit OH0088021, in force until Apr 30, 2028. Last 12 months: over a limit 2 times (last September 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due: About 20 days after each period: form A monthly (7 values)
Renewal application due: Nov 2, 2027 · 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, 0 of 12 reports late

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

Period ending	Parameter	Reported	Limit
November 2025	pH, daily maximum	9.2	≤ 9 SU
September 2026	pH, daily maximum	10.2	≤ 9 SU

Limits in force (7)

Parameter	Statistic	Limit	Months
Flow rate	monthly average	report only (gal/d)	all year
Flow rate	daily maximum	report only (gal/d)	all year
pH	daily minimum	≥ 6.5 SU	all year
pH	daily maximum	≤ 9 SU	all year
Solids, total suspended	monthly average	report only (mg/L)	Mar, Jun, Sep, Dec
Solids, total suspended	daily maximum	report only (mg/L)	Mar, Jun, Sep, Dec
Oil and grease, hexane extr method	daily maximum	≤ 10 mg/L	Mar, Jun, Sep, Dec

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

Same industry: the 17 Industrial and Commercial Machinery and Computer Equipment permits in Ohio.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/OH0088021 · MCP: https://passage-data.com/mcp