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National Security, Newton Falls, Ohio. NPDES permit OH0145564, in force until May 31, 2029. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| pH | daily minimum | report only (SU) | all year | 002 |
| pH | daily maximum | report only (SU) | all year | 002 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 002 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 002 |
| Oil & grease severity | monthly average | report only (severity) | all year | 002 |
| Oil & grease severity | daily maximum | report only (severity) | all year | 002 |
| pH | daily minimum | report only (SU) | all year | 003 |
| pH | daily maximum | report only (SU) | all year | 003 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 003 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 003 |
| Oil & grease severity | monthly average | report only (severity) | all year | 003 |
| Oil & grease severity | daily maximum | report only (severity) | all year | 003 |
| pH | daily minimum | report only (SU) | all year | 007 |
| pH | daily maximum | report only (SU) | all year | 007 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 007 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 007 |
| Oil & grease severity | monthly average | report only (severity) | all year | 007 |
| Oil & grease severity | daily maximum | report only (severity) | all year | 007 |
| pH | daily minimum | report only (SU) | all year | 011 |
| pH | daily maximum | report only (SU) | all year | 011 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 011 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 011 |
| Oil & grease severity | monthly average | report only (severity) | all year | 011 |
| Oil & grease severity | daily maximum | report only (severity) | all year | 011 |
| pH | daily minimum | report only (SU) | all year | 012 |
| pH | daily maximum | report only (SU) | all year | 012 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 012 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 012 |
| Oil & grease severity | monthly average | report only (severity) | all year | 012 |
| Oil & grease severity | daily maximum | report only (severity) | all year | 012 |
| pH | daily minimum | report only (SU) | all year | 015 |
| pH | daily maximum | report only (SU) | all year | 015 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 015 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 015 |
| Oil & grease severity | monthly average | report only (severity) | all year | 015 |
| Oil & grease severity | daily maximum | report only (severity) | all year | 015 |
Cited limits by parameter: Ohio's rules and the federal ones.
Same industry: the 7 National Security and International Affairs 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/OH0145564 · MCP: https://passage-data.com/mcp