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Carbon And Graphite Products, major discharger, Niagara Falls, New York. NPDES permit NY0000906 expired Jan 31, 2025; its limits still apply. Last 12 months: no values over a limit, 2 of 8 reports late. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months |
|---|---|---|---|
| Flow rate | monthly average | report only (gal/d) | all year |
| Flow rate | daily maximum | report only (gal/d) | all year |
| Oxygen demand, chem. [high level] [COD] | monthly average | report only (mg/L) | all year |
| Oxygen demand, chem. [high level] [COD] | daily maximum | report only (mg/L) | all year |
| pH | minimum | ≥ 6.5 SU | all year |
| pH | maximum | ≤ 8.5 SU | all year |
| Solids, total suspended | daily maximum | ≤ 40 mg/L (alert, not enforceable) | all year |
| Solids, settleable | monthly average | report only (mL/L) | all year |
| Solids, settleable | maximum | ≤ .1 mL/L | all year |
| Oil & Grease | monthly average | report only (mg/L) | all year |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year |
| Solids, total dissolved | monthly average | report only (mg/L) | all year |
| Solids, total dissolved | daily maximum | report only (mg/L) | all year |
Cited limits by parameter: New York's rules and the federal ones.
Same industry: the 7 Electronic and Other Electrical Equipment permits in New York.
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On EPA ECHO: Facility report · DMR history
Your permit document is the final word. As JSON: /api/v1/permits/NY0000906 · MCP: https://passage-data.com/mcp