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Excavation Work, Bronx, New York. NPDES permit NY0277231, in force until Oct 31, 2030. Last 12 months: no values over a limit, 306 required values missing, 20 of 22 reports late. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| pH | daily minimum | ≥ 6 SU | all year | 001 |
| pH | daily maximum | ≤ 9 SU | all year | 001 |
| Solids, total suspended | monthly average | ≤ 20 mg/L | all year | 001 |
| Solids, total suspended | daily maximum | ≤ 40 mg/L | all year | 001 |
| Oil & Grease | monthly average | ≤ 15 mg/L | all year | 001 |
| Sulfate, total [as SO4] | daily maximum | ≤ 250000 ug/L | all year | 001 |
| Sulfate, total [as SO4] | daily maximum | report only (ug/L) | all year | 001 |
| Lead, total [as Pb] | daily maximum | ≤ 84 ug/L | all year | 001 |
| Lead, total [as Pb] | daily maximum | report only (ug/L) | all year | 001 |
| Toluene | daily maximum | ≤ 5 ug/L (alert, not enforceable) | all year | 001 |
| Benzene | daily maximum | ≤ 5 ug/L (alert, not enforceable) | all year | 001 |
| Ethylbenzene | daily maximum | ≤ 5 ug/L (alert, not enforceable) | all year | 001 |
| Nitrogen, ammonia, total [as NH3] | daily maximum | ≤ 35 ug/L | all year | 001 |
| Nitrogen, ammonia, total [as NH3] | daily maximum | report only (ug/L) | all year | 001 |
| Flow, in conduit or thru treatment plant | daily maximum | ≤ 1.44 MGD | all year | 001 |
| Solids, suspended percent removal | monthly average minimum | ≥ 85 % | all year | 001 |
| Xylene [mix of m+o+p] | daily maximum | ≤ 5 ug/L (alert, not enforceable) | all year | 001 |
| pH | daily minimum | ≥ 6 SU | all year | 002 |
| pH | daily maximum | ≤ 9 SU | all year | 002 |
| Solids, total suspended | monthly average | ≤ 20 mg/L | all year | 002 |
| Solids, total suspended | daily maximum | ≤ 40 mg/L | all year | 002 |
| Oil & Grease | monthly average | ≤ 15 mg/L | all year | 002 |
| Sulfate, total [as SO4] | daily maximum | ≤ 250000 ug/L | all year | 002 |
| Sulfate, total [as SO4] | daily maximum | report only (ug/L) | all year | 002 |
| Lead, total [as Pb] | daily maximum | ≤ 84 ug/L | all year | 002 |
| Lead, total [as Pb] | daily maximum | report only (ug/L) | all year | 002 |
| Toluene | daily maximum | ≤ 5 ug/L (alert, not enforceable) | all year | 002 |
| Benzene | daily maximum | ≤ 5 ug/L (alert, not enforceable) | all year | 002 |
| Ethylbenzene | daily maximum | ≤ 5 ug/L (alert, not enforceable) | all year | 002 |
| Nitrogen, ammonia, total [as NH3] | daily maximum | ≤ 35 ug/L | all year | 002 |
| Nitrogen, ammonia, total [as NH3] | daily maximum | report only (ug/L) | all year | 002 |
| Flow, in conduit or thru treatment plant | daily maximum | ≤ 1.44 MGD | all year | 002 |
| Solids, suspended percent removal | monthly average minimum | ≥ 85 % | all year | 002 |
| Xylene [mix of m+o+p] | daily maximum | ≤ 5 ug/L (alert, not enforceable) | all year | 002 |
Cited limits by parameter: New York's rules and the federal ones.
Same industry: the 8 Construction — Special Trade Contractors permits in New York.
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Your permit document is the final word. As JSON: /api/v1/permits/NY0277231 · MCP: https://passage-data.com/mcp