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Gray And Ductile Iron Foundries, Anniston, Alabama. NPDES permit AL0000655, in force until Nov 30, 2028. 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 | 003 |
| pH | daily maximum | report only (SU) | all year | 003 |
| Solids, total suspended | maximum | report only (mg/L) | all year | 003 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 003 |
| Arsenic, total recoverable | daily maximum | report only (mg/L) | all year | 003 |
| Iron, total recoverable | daily maximum | report only (mg/L) | all year | 003 |
| Nickel, total recoverable | daily maximum | report only (mg/L) | all year | 003 |
| Zinc, total recoverable | daily maximum | report only (mg/L) | all year | 003 |
| Aluminum, total recoverable | daily maximum | report only (mg/L) | all year | 003 |
| Cadmium, total recoverable | daily maximum | report only (mg/L) | all year | 003 |
| Lead, total recoverable | daily maximum | report only (mg/L) | all year | 003 |
| Chromium, total recoverable | daily maximum | report only (mg/L) | all year | 003 |
| Copper, total recoverable | daily maximum | report only (mg/L) | all year | 003 |
| Manganese, total recoverable | daily maximum | report only (mg/L) | all year | 003 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 003 |
| Cyanide, free available | maximum | report only (mg/L) | all year | 003 |
| Chemical Oxygen Demand [COD] | daily maximum | report only (mg/L) | all year | 003 |
| pH | daily minimum | report only (SU) | all year | 004 |
| pH | daily maximum | report only (SU) | all year | 004 |
| Solids, total suspended | maximum | report only (mg/L) | all year | 004 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 004 |
| Arsenic, total recoverable | daily maximum | report only (mg/L) | all year | 004 |
| Iron, total recoverable | daily maximum | report only (mg/L) | all year | 004 |
| Nickel, total recoverable | daily maximum | report only (mg/L) | all year | 004 |
| Zinc, total recoverable | daily maximum | report only (mg/L) | all year | 004 |
| Aluminum, total recoverable | daily maximum | report only (mg/L) | all year | 004 |
| Cadmium, total recoverable | daily maximum | report only (mg/L) | all year | 004 |
| Lead, total recoverable | daily maximum | report only (mg/L) | all year | 004 |
| Chromium, total recoverable | daily maximum | report only (mg/L) | all year | 004 |
| Copper, total recoverable | daily maximum | report only (mg/L) | all year | 004 |
| Manganese, total recoverable | daily maximum | report only (mg/L) | all year | 004 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 004 |
| Cyanide, free available | maximum | report only (mg/L) | all year | 004 |
| Chemical Oxygen Demand [COD] | daily maximum | report only (mg/L) | all year | 004 |
| pH | daily minimum | report only (SU) | all year | 005 |
| pH | daily maximum | report only (SU) | all year | 005 |
| Solids, total suspended | maximum | report only (mg/L) | all year | 005 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 005 |
| Arsenic, total recoverable | daily maximum | report only (mg/L) | all year | 005 |
| Iron, total recoverable | daily maximum | report only (mg/L) | all year | 005 |
| Nickel, total recoverable | daily maximum | report only (mg/L) | all year | 005 |
| Zinc, total recoverable | daily maximum | report only (mg/L) | all year | 005 |
| Aluminum, total recoverable | daily maximum | report only (mg/L) | all year | 005 |
| Cadmium, total recoverable | daily maximum | report only (mg/L) | all year | 005 |
| Lead, total recoverable | daily maximum | report only (mg/L) | all year | 005 |
| Chromium, total recoverable | daily maximum | report only (mg/L) | all year | 005 |
| Copper, total recoverable | daily maximum | report only (mg/L) | all year | 005 |
| Manganese, total recoverable | daily maximum | report only (mg/L) | all year | 005 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 005 |
| Cyanide, free available | maximum | report only (mg/L) | all year | 005 |
| Chemical Oxygen Demand [COD] | daily maximum | report only (mg/L) | all year | 005 |
| pH | daily minimum | report only (SU) | all year | 006 |
| pH | daily maximum | report only (SU) | all year | 006 |
| Solids, total suspended | maximum | report only (mg/L) | all year | 006 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 006 |
| Arsenic, total recoverable | daily maximum | report only (mg/L) | all year | 006 |
| Iron, total recoverable | daily maximum | report only (mg/L) | all year | 006 |
| Nickel, total recoverable | daily maximum | report only (mg/L) | all year | 006 |
| Zinc, total recoverable | daily maximum | report only (mg/L) | all year | 006 |
| Aluminum, total recoverable | daily maximum | report only (mg/L) | all year | 006 |
| Cadmium, total recoverable | daily maximum | report only (mg/L) | all year | 006 |
| Lead, total recoverable | daily maximum | report only (mg/L) | all year | 006 |
| Chromium, total recoverable | daily maximum | report only (mg/L) | all year | 006 |
| Copper, total recoverable | daily maximum | report only (mg/L) | all year | 006 |
| Manganese, total recoverable | daily maximum | report only (mg/L) | all year | 006 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 006 |
| Cyanide, free available | maximum | report only (mg/L) | all year | 006 |
| Chemical Oxygen Demand [COD] | daily maximum | report only (mg/L) | all year | 006 |
| pH | daily minimum | report only (SU) | all year | 007 |
| pH | daily maximum | report only (SU) | all year | 007 |
| Solids, total suspended | maximum | report only (mg/L) | all year | 007 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 007 |
| Arsenic, total recoverable | daily maximum | report only (mg/L) | all year | 007 |
| Iron, total recoverable | daily maximum | report only (mg/L) | all year | 007 |
| Nickel, total recoverable | daily maximum | report only (mg/L) | all year | 007 |
| Zinc, total recoverable | daily maximum | report only (mg/L) | all year | 007 |
| Aluminum, total recoverable | daily maximum | report only (mg/L) | all year | 007 |
| Cadmium, total recoverable | daily maximum | report only (mg/L) | all year | 007 |
| Lead, total recoverable | daily maximum | report only (mg/L) | all year | 007 |
| Chromium, total recoverable | daily maximum | report only (mg/L) | all year | 007 |
| Copper, total recoverable | daily maximum | report only (mg/L) | all year | 007 |
| Manganese, total recoverable | daily maximum | report only (mg/L) | all year | 007 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 007 |
| Cyanide, free available | maximum | report only (mg/L) | all year | 007 |
| Chemical Oxygen Demand [COD] | daily maximum | report only (mg/L) | all year | 007 |
| Temperature, water deg. fahrenheit | daily maximum | ≤ 90 deg F | all year | 05A |
| pH | daily minimum | ≥ 6 SU | all year | 05A |
| pH | daily maximum | ≤ 8.5 SU | all year | 05A |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 05A |
| Chlorine, total residual | 30-day average | ≤ .011 mg/L | all year | 05A |
| Chlorine, total residual | daily maximum | ≤ .019 mg/L | all year | 05A |
Cited limits by parameter: Alabama's rules and the federal ones.
Same industry: the 23 Primary Metal Industries permits in Alabama.
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On EPA ECHO: Facility report · DMR history
Your permit document is the final word. As JSON: /api/v1/permits/AL0000655 · MCP: https://passage-data.com/mcp