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Commercial Physical Research, New Providence Boro, New Jersey. NPDES permit NJ0140155, in force until Jun 30, 2028. Last 12 months: no values over a limit, 2 required values missing, 12 of 22 reports late. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Temperature, water deg. centigrade | monthly average | report only (deg C) | all year | 001 |
| Temperature, water deg. centigrade | daily maximum | ≤ 30 deg C | all year | 001 |
| pH | instantaneous minimum | report only (SU) | all year | 001 |
| pH | instantaneous maximum | report only (SU) | all year | 001 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 001 |
| Solids, total suspended | daily maximum | ≤ 100 mg/L | all year | 001 |
| Hydrocarbons, in H2O, IR, CC14 extractible chromatograph | monthly average | ≤ 10 mg/L | all year | 001 |
| Hydrocarbons, in H2O, IR, CC14 extractible chromatograph | daily maximum | ≤ 15 mg/L | all year | 001 |
| Cyanide, free-water plus wastewaters | monthly average | report only (ug/L) | all year | 001 |
| Cyanide, free-water plus wastewaters | daily maximum | report only (ug/L) | all year | 001 |
| Arsenic, total recoverable | monthly average | report only (ug/L) | all year | 001 |
| Arsenic, total recoverable | daily maximum | report only (ug/L) | all year | 001 |
| Zinc, total recoverable | monthly average | report only (ug/L) | all year | 001 |
| Zinc, total recoverable | daily maximum | report only (ug/L) | all year | 001 |
| Lead, total recoverable | monthly average | report only (ug/L) | all year | 001 |
| Lead, total recoverable | daily maximum | report only (ug/L) | all year | 001 |
| Copper, total recoverable | monthly average | report only (ug/L) | all year | 001 |
| Copper, total recoverable | daily maximum | report only (ug/L) | all year | 001 |
| Trichloroethylene | monthly average | report only (ug/L) | all year | 001 |
| Trichloroethylene | daily maximum | report only (ug/L) | all year | 001 |
| Flow, in conduit or thru treatment plant | monthly 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 | monthly average | report only (mg/L) | all year | 001 |
| Solids, total dissolved | daily maximum | report only (mg/L) | all year | 001 |
| Chemical Oxygen Demand [COD] | monthly average | report only (mg/L) | all year | 001 |
| Chemical Oxygen Demand [COD] | daily maximum | ≤ 50 mg/L | all year | 001 |
| IC25 Static Renewal 7 Day Chronic Ceriodaphnia dubia | minimum | report only (%) | all year | 001 |
| pH | instantaneous minimum | report only (SU) | all year | 002 |
| pH | instantaneous maximum | report only (SU) | all year | 002 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 002 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 002 |
| Copper, total recoverable | monthly average | ≤ 50 ug/L | all year | 002 |
| Copper, total recoverable | daily maximum | ≤ 100 ug/L | all year | 002 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 002 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 002 |
| IC25 Static Renewal 7 Day Chronic Ceriodaphnia dubia | minimum | report only (%) | all year | 002 |
Cited limits by parameter: New Jersey's rules and the federal ones.
Same industry: the 9 Engineering, Accounting, Research and Management Services permits in New Jersey.
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