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Sewage treatment plant, major discharger, Parsippany-Troy Hills, New Jersey. NPDES permit NJ0022349 expired Sep 30, 2024; its limits still apply. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months |
|---|---|---|---|
| Temperature, water deg. centigrade | instantaneous minimum | report only (deg C) | all year |
| Temperature, water deg. centigrade | monthly average | report only (deg C) | all year |
| Temperature, water deg. centigrade | instantaneous maximum | report only (deg C) | all year |
| Temperature, water deg. centigrade | instantaneous minimum | report only (deg C) | all year |
| Temperature, water deg. centigrade | monthly average | report only (deg C) | all year |
| Temperature, water deg. centigrade | instantaneous maximum | report only (deg C) | all year |
| Oxygen, dissolved [DO] | minimum weekly average | ≥ 6 mg/L | all year |
| Oxygen, dissolved [DO] | daily average minimum | report only (mg/L) | all year |
| pH | instantaneous minimum | ≥ 6 SU | all year |
| pH | instantaneous maximum | ≤ 9 SU | all year |
| pH | instantaneous minimum | report only (SU) | all year |
| pH | instantaneous maximum | report only (SU) | all year |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year |
| Solids, total suspended | weekly average | ≤ 45 mg/L | all year |
| Solids, total suspended | monthly average | ≤ 1360 kg/d | all year |
| Solids, total suspended | weekly average | ≤ 2000 kg/d | all year |
| Solids, total suspended | monthly average | report only (mg/L) | all year |
| Solids, total suspended | weekly average | report only (mg/L) | all year |
| Solids, total suspended | monthly average minimum | ≥ 85 % | all year |
| Oil & Grease | monthly average | ≤ 10 mg/L | all year |
| Oil & Grease | instantaneous maximum | ≤ 15 mg/L | all year |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 1.8 mg/L | May–Oct |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 6 mg/L | Jan, Feb, Mar, Apr, Nov, Dec |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 3.3 mg/L | May–Oct |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 10.9 mg/L | Jan, Feb, Mar, Apr, Nov, Dec |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 82 kg/d | May–Oct |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 273 kg/d | Jan, Feb, Mar, Apr, Nov, Dec |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 150 kg/d | May–Oct |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 495 kg/d | Jan, Feb, Mar, Apr, Nov, Dec |
| Nitrogen, nitrate total [as N] | monthly average | report only (mg/L) | all year |
| Nitrogen, nitrate total [as N] | daily maximum | report only (mg/L) | all year |
| Nitrogen, nitrate total [as N] | monthly average | report only (kg/d) | all year |
| Nitrogen, nitrate total [as N] | daily maximum | report only (kg/d) | all year |
| Phosphorus, total [as P] | monthly average | ≤ .76 mg/L | May–Oct |
| Phosphorus, total [as P] | monthly average | ≤ .76 mg/L | Jan, Feb, Mar, Apr, Nov, Dec |
| Phosphorus, total [as P] | weekly average | report only (mg/L) | May–Oct |
| Phosphorus, total [as P] | weekly average | report only (mg/L) | Jan, Feb, Mar, Apr, Nov, Dec |
| Nickel, total recoverable | monthly average | ≤ 84 ug/L | all year |
| Nickel, total recoverable | daily maximum | ≤ 116.9 ug/L | all year |
| Nickel, total recoverable | monthly average | ≤ 3817.6 g/d | all year |
| Nickel, total recoverable | daily maximum | ≤ 5310.2 g/d | all year |
| Zinc, total recoverable | monthly average | ≤ 171.8 ug/L | all year |
| Zinc, total recoverable | daily maximum | ≤ 219.1 ug/L | all year |
| Zinc, total recoverable | monthly average | ≤ 7807.4 g/d | all year |
| Zinc, total recoverable | daily maximum | ≤ 9951.2 g/d | all year |
| Copper, total recoverable | monthly average | ≤ 54.3 ug/L | all year |
| Copper, total recoverable | daily maximum | ≤ 72.4 ug/L | all year |
| Copper, total recoverable | monthly average | ≤ 2467.3 g/d | all year |
| Copper, total recoverable | daily maximum | ≤ 3288.8 g/d | all year |
| Chlorine produced oxidants | monthly average | ≤ .02 mg/L | all year |
| Chlorine produced oxidants | daily maximum | ≤ .025 mg/L | all year |
| Chlorine produced oxidants | monthly average | ≤ .9 kg/d | all year |
| Chlorine produced oxidants | daily maximum | ≤ 1.15 kg/d | all year |
| Phenol | monthly average | ≤ 13.9 mg/L | all year |
| Phenol | daily maximum | ≤ 22.8 mg/L | all year |
| Phenol | monthly average | ≤ 632.8 kg/d | all year |
| Phenol | daily maximum | ≤ 1039.4 kg/d | all year |
| Flow, in conduit or thru treatment plant | individual rolling average | report only (MGD) | all year |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year |
| E. coli | monthly geometric mean | ≤ 126 #/100mL | all year |
| E. coli | instantaneous maximum | report only (#/100mL) | all year |
| Solids, total dissolved | monthly average | report only (mg/L) | all year |
| Solids, total dissolved | weekly average | report only (mg/L) | all year |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ 8 mg/L | all year |
| BOD, carbonaceous [5 day, 20 C] | weekly average | ≤ 12 mg/L | all year |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ 363 kg/d | all year |
| BOD, carbonaceous [5 day, 20 C] | weekly average | ≤ 545 kg/d | all year |
| BOD, carbonaceous [5 day, 20 C] | monthly average | report only (mg/L) | all year |
| BOD, carbonaceous [5 day, 20 C] | weekly average | report only (mg/L) | all year |
| BOD, carbonaceous [5 day, 20 C] | monthly average minimum | ≥ 85 % | all year |
| IC25 Static Renewal 7 Day Chronic Ceriodaphnia dubia | minimum | ≥ 43 % | all year |
Cited limits by parameter: New Jersey's rules and the federal ones.
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On EPA ECHO: Facility report · DMR history
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