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Malleable Iron Foundries, Syracuse, New York. NPDES permit NY0232491, in force until May 31, 2029. Last 12 months: over a limit 20 times (last August 2026), 9 of 47 reports late. Source: EPA ECHO, Oct 22, 2026.
| Period ending | Outfall | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|---|
| October 2025 | 001 | Temperature, water deg. fahrenheit, daily maximum | 88.7 deg F | ≤ 70 deg F | 27% |
| November 2025 | 001 | Temperature, water deg. fahrenheit, daily maximum | 73 deg F | ≤ 70 deg F | 4% |
| November 2025 | 002 | Iron, total recoverable, daily maximum | 1.05 mg/L | ≤ .6 mg/L | 75% |
| November 2025 | 003 | Iron, total recoverable, daily maximum | 1.13 mg/L | ≤ .6 mg/L | 88% |
| November 2025 | 003 | Solids, total suspended, daily maximum | 45 mg/L | ≤ 10 mg/L | 350% |
| January 2026 | 002 | Zinc, total recoverable, daily maximum | .2576 mg/L | ≤ .24 mg/L | 7% |
| March 2026 | 001 | Temperature, water deg. fahrenheit, daily maximum | 82.4 deg F | ≤ 70 deg F | 18% |
| March 2026 | 002 | Iron, total recoverable, daily maximum | 1.759 mg/L | ≤ .6 mg/L | 193% |
| March 2026 | 002 | Zinc, total recoverable, daily maximum | .325 mg/L | ≤ .24 mg/L | 35% |
| April 2026 | 001 | Temperature, water deg. fahrenheit, daily maximum | 84.4 deg F | ≤ 70 deg F | 21% |
| May 2026 | 001 | Temperature, water deg. fahrenheit, daily maximum | 90 deg F | ≤ 70 deg F | 29% |
| June 2026 | 001 | Temperature, water deg. fahrenheit, daily maximum | 100 deg F | ≤ 70 deg F | 43% |
| June 2026 | 002 | Iron, total recoverable, daily maximum | .6214 mg/L | ≤ .6 mg/L | 4% |
| June 2026 | 002 | Solids, total suspended, daily maximum | 19 mg/L | ≤ 10 mg/L | 90% |
| July 2026 | 001 | Temperature, water deg. fahrenheit, daily maximum | 84.2 deg F | ≤ 70 deg F | 20% |
| July 2026 | 002 | Solids, total suspended, daily maximum | 33 mg/L | ≤ 10 mg/L | 230% |
| July 2026 | 003 | Temperature, water deg. fahrenheit, maximum | 71.2 deg F | ≤ 70 deg F | 2% |
| August 2026 | 001 | Temperature, water deg. fahrenheit, daily maximum | 78.8 deg F | ≤ 70 deg F | 13% |
| August 2026 | 002 | Temperature, water deg. fahrenheit, maximum | 72.1 deg F | ≤ 70 deg F | 3% |
| August 2026 | 003 | Temperature, water deg. fahrenheit, maximum | 72.5 deg F | ≤ 70 deg F | 4% |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Temperature, water deg. fahrenheit | daily maximum | ≤ 70 deg F | all year | 001 |
| Flow rate | daily maximum | report only (gal/d) | all year | 001 |
| pH | minimum | ≥ 6.5 SU | all year | 001 |
| pH | maximum | ≤ 8.5 SU | all year | 001 |
| Solids, total suspended | daily maximum | ≤ 10 mg/L | all year | 001 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 001 |
| Iron, total recoverable | daily maximum | ≤ .6 mg/L | all year | 001 |
| Zinc, total recoverable | daily maximum | ≤ .24 mg/L | all year | 001 |
| Aluminum, total recoverable | daily maximum | report only (mg/L) | all year | 001 |
| Copper, total recoverable | daily maximum | ≤ .03 mg/L | all year | 001 |
| Solids, total dissolved | daily maximum | ≤ 500 mg/L | all year | 001 |
| Mercury, total [as Hg] | daily maximum | ≤ 12 ng/L | all year | 001 |
| Chemical Oxygen Demand [COD] | daily maximum | report only (mg/L) | all year | 001 |
| Temperature, water deg. fahrenheit | maximum | ≤ 70 deg F | all year | 002 |
| Flow rate | daily maximum | report only (gal/d) | all year | 002 |
| pH | minimum | ≥ 6.5 SU | all year | 002 |
| pH | maximum | ≤ 8.5 SU | all year | 002 |
| Solids, total suspended | daily maximum | ≤ 10 mg/L | all year | 002 |
| Oil & Grease | maximum | ≤ 15 mg/L | all year | 002 |
| Iron, total recoverable | daily maximum | ≤ .6 mg/L | all year | 002 |
| Zinc, total recoverable | daily maximum | ≤ .24 mg/L | all year | 002 |
| Aluminum, total recoverable | daily maximum | report only (mg/L) | all year | 002 |
| Copper, total recoverable | daily maximum | ≤ .03 mg/L | all year | 002 |
| Solids, total dissolved | daily maximum | ≤ 500 mg/L | all year | 002 |
| Solids, total dissolved | daily maximum | report only (mg/L) | all year | 002 |
| Mercury, total [as Hg] | daily maximum | ≤ 12 ng/L | all year | 002 |
| Temperature, water deg. fahrenheit | maximum | ≤ 70 deg F | all year | 003 |
| Flow rate | daily maximum | report only (gal/d) | all year | 003 |
| pH | minimum | ≥ 6.5 SU | all year | 003 |
| pH | maximum | ≤ 8.5 SU | all year | 003 |
| Solids, total suspended | daily maximum | ≤ 10 mg/L | all year | 003 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 003 |
| Iron, total recoverable | daily maximum | ≤ .6 mg/L | all year | 003 |
| Zinc, total recoverable | daily maximum | ≤ .24 mg/L | all year | 003 |
| Aluminum, total recoverable | daily maximum | report only (mg/L) | all year | 003 |
| Copper, total recoverable | daily maximum | ≤ .03 mg/L | all year | 003 |
| Solids, total dissolved | daily maximum | ≤ 500 mg/L | all year | 003 |
| Solids, total dissolved | daily maximum | report only (mg/L) | all year | 003 |
| Mercury, total [as Hg] | daily maximum | ≤ 12 ng/L | all year | 003 |
| Temperature, water deg. fahrenheit | maximum | ≤ 70 deg F | all year | 004 |
| Flow rate | daily maximum | report only (gal/d) | all year | 004 |
| pH | minimum | ≥ 6.5 SU | all year | 004 |
| pH | maximum | ≤ 8.5 SU | all year | 004 |
| Solids, total suspended | daily maximum | ≤ 10 mg/L | all year | 004 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 004 |
| Iron, total recoverable | daily maximum | ≤ .6 mg/L | all year | 004 |
| Zinc, total recoverable | daily maximum | ≤ .24 mg/L | all year | 004 |
| Aluminum, total recoverable | daily maximum | report only (mg/L) | all year | 004 |
| Copper, total recoverable | daily maximum | ≤ .03 mg/L | all year | 004 |
| Solids, total dissolved | daily maximum | ≤ 500 mg/L | all year | 004 |
| Solids, total dissolved | daily maximum | report only (mg/L) | all year | 004 |
| Mercury, total [as Hg] | daily maximum | ≤ 50 ng/L | all year | 004 |
| Mercury, total [as Hg] | rolling average | ≤ 12 ng/L | all year | 004 |
Cited limits by parameter: New York's rules and the federal ones.
Same industry: the 19 Primary Metal Industries permits in New York.
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On EPA ECHO: Facility report · DMR history
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