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Ship Building And Repairing, Norfolk, Virginia. NPDES permit VA0092495 expired Aug 31, 2021; its limits still apply. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| pH | minimum | report only (SU) | all year | 002 |
| pH | maximum | report only (SU) | all year | 002 |
| Solids, total suspended | maximum | report only (mg/L) | all year | 002 |
| Nitrogen, total [as N] | maximum | report only (mg/L) | all year | 002 |
| Nitrogen, Kjeldahl, total [as N] | maximum | report only (mg/L) | all year | 002 |
| Nitrite + Nitrate total [as N] | maximum | report only (mg/L) | all year | 002 |
| Phosphorus, total [as P] | maximum | report only (mg/L) | all year | 002 |
| Copper, dissolved [as Cu] | maximum | report only (ug/L) | all year | 002 |
| Zinc, dissolved [as Zn] | maximum | report only (ug/L) | all year | 002 |
| Flow, in conduit or thru treatment plant | maximum | report only (MGD) | all year | 002 |
| Chlorine, total residual | instantaneous maximum | report only (mg/L) | all year | 002 |
| pH | minimum | report only (SU) | all year | 003 |
| pH | maximum | report only (SU) | all year | 003 |
| Solids, total suspended | maximum | report only (mg/L) | all year | 003 |
| Nitrogen, total [as N] | maximum | report only (mg/L) | all year | 003 |
| Nitrogen, Kjeldahl, total [as N] | maximum | report only (mg/L) | all year | 003 |
| Nitrite + Nitrate total [as N] | maximum | report only (mg/L) | all year | 003 |
| Phosphorus, total [as P] | maximum | report only (mg/L) | all year | 003 |
| Copper, dissolved [as Cu] | maximum | report only (ug/L) | all year | 003 |
| Zinc, dissolved [as Zn] | maximum | report only (ug/L) | all year | 003 |
| Flow, in conduit or thru treatment plant | maximum | report only (MGD) | all year | 003 |
| Chlorine, total residual | instantaneous maximum | report only (mg/L) | all year | 003 |
| pH | minimum | report only (SU) | all year | 004 |
| pH | maximum | report only (SU) | all year | 004 |
| Solids, total suspended | maximum | report only (mg/L) | all year | 004 |
| Nitrogen, total [as N] | maximum | report only (mg/L) | all year | 004 |
| Nitrogen, Kjeldahl, total [as N] | maximum | report only (mg/L) | all year | 004 |
| Nitrite + Nitrate total [as N] | maximum | report only (mg/L) | all year | 004 |
| Phosphorus, total [as P] | maximum | report only (mg/L) | all year | 004 |
| Copper, dissolved [as Cu] | maximum | report only (ug/L) | all year | 004 |
| Zinc, dissolved [as Zn] | maximum | report only (ug/L) | all year | 004 |
| Flow, in conduit or thru treatment plant | maximum | report only (MGD) | all year | 004 |
| Chlorine, total residual | instantaneous maximum | report only (mg/L) | all year | 004 |
| pH | minimum | ≥ 6 SU | all year | 006 |
| pH | maximum | ≤ 9 SU | all year | 006 |
| Solids, total suspended | maximum | report only (mg/L) | all year | 006 |
| Copper, total [as Cu] | maximum | report only (ug/L) | all year | 006 |
| Zinc, total [as Zn] | maximum | report only (ug/L) | all year | 006 |
| Precipitation volume | event total | report only (Mgal) | all year | 006 |
| pH | minimum | ≥ 6 SU | all year | 009 |
| pH | maximum | ≤ 9 SU | all year | 009 |
| Solids, total suspended | maximum | report only (mg/L) | all year | 009 |
| Copper, total [as Cu] | maximum | report only (ug/L) | all year | 009 |
| Zinc, total [as Zn] | maximum | report only (ug/L) | all year | 009 |
| Precipitation volume | event total | report only (Mgal) | all year | 009 |
| pH | minimum | ≥ 6 SU | all year | 011 |
| pH | maximum | ≤ 9 SU | all year | 011 |
| Solids, total suspended | maximum | report only (mg/L) | all year | 011 |
| Copper, total [as Cu] | maximum | report only (ug/L) | all year | 011 |
| Zinc, total [as Zn] | maximum | report only (ug/L) | all year | 011 |
| Precipitation volume | event total | report only (Mgal) | all year | 011 |
| pH | minimum | ≥ 6 SU | all year | 901 |
| pH | maximum | ≤ 9 SU | all year | 901 |
| Solids, total suspended | maximum | report only (mg/L) | all year | 901 |
| Zinc, total recoverable | maximum | report only (ug/L) | all year | 901 |
| Copper, total recoverable | maximum | report only (ug/L) | all year | 901 |
| Precipitation volume | event total | report only (Mgal) | all year | 901 |
| pH | minimum | ≥ 6 SU | all year | 902 |
| pH | maximum | ≤ 9 SU | all year | 902 |
| Solids, total suspended | maximum | report only (mg/L) | all year | 902 |
| Zinc, total recoverable | maximum | report only (ug/L) | all year | 902 |
| Copper, total recoverable | maximum | report only (ug/L) | all year | 902 |
| Precipitation volume | event total | report only (Mgal) | all year | 902 |
| pH | minimum | ≥ 6 SU | all year | 903 |
| pH | maximum | ≤ 9 SU | all year | 903 |
| Zinc, total recoverable | maximum | report only (ug/L) | all year | 903 |
| Copper, total recoverable | maximum | report only (ug/L) | all year | 903 |
| Precipitation volume | event total | report only (Mgal) | all year | 903 |
| pH | minimum | ≥ 6 SU | all year | 905 |
| pH | maximum | ≤ 9 SU | all year | 905 |
| Solids, total suspended | maximum | report only (mg/L) | all year | 905 |
| Zinc, total recoverable | maximum | report only (ug/L) | all year | 905 |
| Copper, total recoverable | maximum | report only (ug/L) | all year | 905 |
| Precipitation volume | event total | report only (Mgal) | all year | 905 |
Cited limits by parameter: Virginia's rules and the federal ones.
Same industry: the 6 Transportation Equipment permits in Virginia.
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Your permit document is the final word. As JSON: /api/v1/permits/VA0092495 · MCP: https://passage-data.com/mcp