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Air, Water, & Solid Waste Management, Schenectady, New York. NPDES permit NY0260525, in force until Jul 31, 2027. Last 12 months: over a limit once (last March 2026). Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| March 2026 | Solids, total dissolved, daily maximum | 2400 mg/L | ≤ 1500 mg/L | 60% |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| pH | minimum | ≥ 6 SU | all year | 001 |
| pH | maximum | ≤ 9 SU | all year | 001 |
| Solids, total suspended | daily average | report only (mg/L) | all year | 001 |
| Solids, total suspended | daily maximum | ≤ 100 mg/L | all year | 001 |
| Solids, total suspended | daily average | report only (lb/d) | all year | 001 |
| Solids, total suspended | daily maximum | report only (lb/d) | all year | 001 |
| Solids, settleable | daily average | report only (mL/L) | all year | 001 |
| Solids, settleable | daily maximum | ≤ .1 mL/L | all year | 001 |
| Oil & Grease | daily average | report only (mg/L) | all year | 001 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 001 |
| Oil & Grease | daily average | report only (lb/d) | all year | 001 |
| Oil & Grease | daily maximum | report only (lb/d) | all year | 001 |
| Copper, total [as Cu] | daily average | report only (ug/L) | all year | 001 |
| Copper, total [as Cu] | daily maximum | ≤ 90 ug/L | all year | 001 |
| Copper, total [as Cu] | daily average | report only (lb/d) | all year | 001 |
| Copper, total [as Cu] | daily maximum | report only (lb/d) | all year | 001 |
| Lead, total [as Pb] | daily average | report only (ug/L) | all year | 001 |
| Lead, total [as Pb] | daily maximum | ≤ 80 ug/L | all year | 001 |
| Lead, total [as Pb] | daily average | report only (lb/d) | all year | 001 |
| Lead, total [as Pb] | daily maximum | report only (lb/d) | all year | 001 |
| Flow, in conduit or thru treatment plant | daily average | report only (MGD) | all year | 001 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 001 |
| Solids, total dissolved | daily average | report only (mg/L) | May–Sep | 001 |
| Solids, total dissolved | daily average | report only (mg/L) | Jan, Feb, Mar, Apr, Oct, Nov, Dec | 001 |
| Solids, total dissolved | daily maximum | ≤ 1000 mg/L | May–Sep | 001 |
| Solids, total dissolved | daily maximum | ≤ 1500 mg/L | Jan, Feb, Mar, Apr, Oct, Nov, Dec | 001 |
| Solids, total dissolved | daily average | report only (lb/d) | May–Sep | 001 |
| Solids, total dissolved | daily average | report only (lb/d) | Jan, Feb, Mar, Apr, Oct, Nov, Dec | 001 |
| Solids, total dissolved | daily maximum | report only (lb/d) | May–Sep | 001 |
| Solids, total dissolved | daily maximum | report only (lb/d) | Jan, Feb, Mar, Apr, Oct, Nov, Dec | 001 |
| Mercury, total [as Hg] | daily average | report only (ng/L) | all year | 001 |
| Mercury, total [as Hg] | daily maximum | ≤ 200 ng/L | all year | 001 |
| Mercury, total [as Hg] | daily average | report only (lb/d) | all year | 001 |
| Mercury, total [as Hg] | daily maximum | report only (lb/d) | all year | 001 |
| pH | minimum | ≥ 6 SU | all year | 002 |
| pH | maximum | ≤ 9 SU | all year | 002 |
| Solids, total suspended | daily average | report only (mg/L) | all year | 002 |
| Solids, total suspended | daily maximum | ≤ 100 mg/L | all year | 002 |
| Solids, total suspended | daily average | report only (lb/d) | all year | 002 |
| Solids, total suspended | daily maximum | report only (lb/d) | all year | 002 |
| Solids, settleable | daily average | report only (mL/L) | all year | 002 |
| Solids, settleable | daily maximum | ≤ .1 mL/L | all year | 002 |
| Oil & Grease | daily average | report only (mg/L) | all year | 002 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 002 |
| Oil & Grease | daily average | report only (lb/d) | all year | 002 |
| Oil & Grease | daily maximum | report only (lb/d) | all year | 002 |
| Flow, in conduit or thru treatment plant | daily average | report only (MGD) | all year | 002 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 002 |
| Solids, total dissolved | daily average | report only (mg/L) | May–Sep | 002 |
| Solids, total dissolved | daily average | report only (mg/L) | Jan, Feb, Mar, Apr, Oct, Nov, Dec | 002 |
| Solids, total dissolved | daily maximum | ≤ 1000 mg/L | May–Sep | 002 |
| Solids, total dissolved | daily maximum | ≤ 1500 mg/L | Jan, Feb, Mar, Apr, Oct, Nov, Dec | 002 |
| Solids, total dissolved | daily average | report only (lb/d) | May–Sep | 002 |
| Solids, total dissolved | daily average | report only (lb/d) | Jan, Feb, Mar, Apr, Oct, Nov, Dec | 002 |
| Solids, total dissolved | daily maximum | report only (lb/d) | May–Sep | 002 |
| Solids, total dissolved | daily maximum | report only (lb/d) | Jan, Feb, Mar, Apr, Oct, Nov, Dec | 002 |
| pH | minimum | ≥ 6 SU | all year | 01A |
| pH | maximum | ≤ 9 SU | all year | 01A |
| Solids, total suspended | daily average | report only (mg/L) | all year | 01A |
| Solids, total suspended | daily maximum | ≤ 20 mg/L | all year | 01A |
| Solids, total suspended | daily average | report only (lb/d) | all year | 01A |
| Solids, total suspended | daily maximum | report only (lb/d) | all year | 01A |
| Oil & Grease | daily average | report only (mg/L) | all year | 01A |
| Oil & Grease | daily maximum | ≤ 10 mg/L | all year | 01A |
| Oil & Grease | daily average | report only (lb/d) | all year | 01A |
| Oil & Grease | daily maximum | report only (lb/d) | all year | 01A |
| Total phenols | maximum | ≤ 50 ug/L (alert, not enforceable) | all year | 01A |
| Total phenols | maximum | report only (lb/d) (alert, not enforceable) | all year | 01A |
| Flow, in conduit or thru treatment plant | daily average | report only (MGD) | all year | 01A |
| Flow, in conduit or thru treatment plant | daily maximum | ≤ .072 MGD | all year | 01A |
| Chlorine, total residual | daily average | report only (ug/L) | all year | 01A |
| Chlorine, total residual | daily maximum | ≤ 100 ug/L | all year | 01A |
| Chlorine, total residual | daily average | report only (lb/d) | all year | 01A |
| Chlorine, total residual | daily maximum | report only (lb/d) | all year | 01A |
Cited limits by parameter: New York's rules and the federal ones.
Same industry: the 18 Administration of Environmental Quality and Housing Programs permits in New York.
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On EPA ECHO: Facility report · DMR history
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