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Johns Manville

Synthetic Rubber, Milan, Ohio. NPDES permit OH0053104, in force until Dec 31, 2027. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 20 days after each period: form A monthly (12 values)
Renewal application due
Jul 4, 2027 · 180 days before expiry; your permit may set another date
Last report on file
August 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 1 of 12 reports late

Limits in force (12)

ParameterStatisticLimitMonths
Oil and grease [soxhlet extr.] tot.daily maximum≤ 10 mg/Lall year
Zinc, total recoverabledaily maximum≤ 311 ug/Lall year
Lead, total recoverablemonthly averagereport only (ug/L)all year
Lead, total recoverabledaily maximumreport only (ug/L)all year
Copper, total recoverablemonthly averagereport only (ug/L)all year
Copper, total recoverabledaily maximumreport only (ug/L)all year
1,1,1-Trichloroethanemonthly averagereport only (ug/L)all year
1,1,1-Trichloroethanedaily maximumreport only (ug/L)all year
Trichloroethylenemonthly averagereport only (ug/L)all year
Trichloroethylenedaily maximumreport only (ug/L)all year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year

How strict are these limits?

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

Same industry: the 68 Chemicals and Allied Products permits in Ohio.

Check this month's numbers Email me before each report is due

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/OH0053104 · MCP: https://passage-data.com/mcp