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Stony Brook RGNL Sewerage Auth

Sewage treatment plant, major discharger, Princeton, New Jersey. NPDES permit NJ0031119, in force until Dec 31, 2026. Last 12 months: no values over a limit, 160 required values missing. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 26 days after each period: form A monthly (45 values)
Renewal application due
Jul 4, 2026 · 180 days before expiry; your permit may set another date
Last report on file
August 2026
Oct 2024 – Sep 2025
0 values over a limit, 180 required values missing, 1 of 12 reports late

Limits in force (97)

ParameterStatisticLimitMonths
Temperature, water deg. centigrademinimumreport only (deg C)all year
Temperature, water deg. centigrademonthly averagereport only (deg C)all year
Temperature, water deg. centigrademaximumreport only (deg C)all year
Temperature, water deg. centigrademinimumreport only (deg C)all year
Temperature, water deg. centigrademonthly averagereport only (deg C)all year
Temperature, water deg. centigrademaximumreport only (deg C)all year
Oxygen, dissolved [DO]minimum weekly average≥ 6 mg/Lall year
Oxygen, dissolved [DO]minimum weekly average≥ 6 mg/Lall year
pHinstantaneous minimum≥ 6 SUall year
pHinstantaneous maximum≤ 9 SUall year
pHinstantaneous minimumreport only (SU)all year
pHinstantaneous maximumreport only (SU)all year
Solids, total suspendedmonthly average≤ 30 mg/Lall year
Solids, total suspendedweekly average≤ 45 mg/Lall year
Solids, total suspendedmonthly average≤ 1483 kg/dall year
Solids, total suspendedweekly average≤ 2224 kg/dall year
Solids, total suspendedmonthly averagereport only (mg/L)all year
Solids, total suspendedweekly averagereport only (mg/L)all year
Solids, total suspendedmonthly average minimum≥ 85 %all year
Oil & Greasemonthly average≤ 10 mg/Lall year
Oil & Greasedaily maximum≤ 15 mg/Lall year
Nitrogen, ammonia total [as N]monthly average≤ 2 mg/LMay–Oct
Nitrogen, ammonia total [as N]monthly average≤ 12 mg/LJan, Feb, Mar, Apr, Nov, Dec
Nitrogen, ammonia total [as N]monthly average≤ 2 mg/LMay–Oct
Nitrogen, ammonia total [as N]weekly average≤ 3 mg/LMay–Oct
Nitrogen, ammonia total [as N]daily maximum≤ 23 mg/LJan, Feb, Mar, Apr, Nov, Dec
Nitrogen, ammonia total [as N]weekly average≤ 3 mg/LMay–Oct
Nitrogen, ammonia total [as N]monthly average≤ 99 kg/dMay–Oct
Nitrogen, ammonia total [as N]monthly average≤ 593 kg/dJan, Feb, Mar, Apr, Nov, Dec
Nitrogen, ammonia total [as N]monthly average≤ 99 kg/dMay–Oct
Nitrogen, ammonia total [as N]weekly average≤ 148 kg/dMay–Oct
Nitrogen, ammonia total [as N]daily maximum≤ 1137 kg/dJan, Feb, Mar, Apr, Nov, Dec
Nitrogen, ammonia total [as N]weekly average≤ 148 kg/dMay–Oct
Nitrogen, nitrate total [as N]monthly average≤ 15.9 mg/Lall year
Nitrogen, nitrate total [as N]monthly averagereport only (mg/L)Jan, Feb, Mar, Apr, Nov, Dec
Nitrogen, nitrate total [as N]monthly average≤ 15.9 mg/LMay–Oct
Nitrogen, nitrate total [as N]daily maximum≤ 22.5 mg/Lall year
Nitrogen, nitrate total [as N]daily maximumreport only (mg/L)Jan, Feb, Mar, Apr, Nov, Dec
Nitrogen, nitrate total [as N]daily maximum≤ 21.3 mg/LMay–Oct
Nitrogen, nitrate total [as N]monthly average≤ 786 kg/dall year
Nitrogen, nitrate total [as N]monthly averagereport only (kg/d)Jan, Feb, Mar, Apr, Nov, Dec
Nitrogen, nitrate total [as N]monthly average≤ 786 kg/dMay–Oct
Nitrogen, nitrate total [as N]daily maximum≤ 1112 kg/dall year
Nitrogen, nitrate total [as N]daily maximumreport only (kg/d)Jan, Feb, Mar, Apr, Nov, Dec
Nitrogen, nitrate total [as N]daily maximum≤ 1053 kg/dMay–Oct
Phosphorus, total [as P]monthly averagereport only (mg/L)all year
Phosphorus, total [as P]monthly averagereport only (mg/L)all year
Phosphorus, total [as P]weekly averagereport only (mg/L)all year
Phosphorus, total [as P]weekly averagereport only (mg/L)all year
Phosphorus, total [as P]monthly averagereport only (kg/d)all year
Phosphorus, total [as P]monthly averagereport only (kg/d)all year
Phosphorus, total [as P]weekly averagereport only (kg/d)all year
Phosphorus, total [as P]weekly averagereport only (kg/d)all year
Chlorine produced oxidantsmonthly average≤ .02 mg/Lall year
Chlorine produced oxidantsdaily maximum≤ .028 mg/Lall year
Chlorine produced oxidantsmonthly average≤ .99 kg/dall year
Chlorine produced oxidantsdaily maximum≤ 1.38 kg/dall year
Chlorodibromomethanemonthly average≤ 1.73 ug/Lall year
Chlorodibromomethanemonthly average≤ 1.73 ug/Lall year
Chlorodibromomethanedaily maximum≤ 3.18 ug/Lall year
Chlorodibromomethanedaily maximum≤ 3.18 ug/Lall year
Chlorodibromomethanemonthly average≤ 85.52 g/dall year
Chlorodibromomethanemonthly average≤ 85.52 g/dall year
Chlorodibromomethanedaily maximum≤ 157.69 g/dall year
Chlorodibromomethanedaily maximum≤ 157.69 g/dall year
Bromodichloromethane, effluentmonthly average≤ 2.37 ug/Lall year
Bromodichloromethane, effluentmonthly average≤ 2.37 ug/Lall year
Bromodichloromethane, effluentdaily maximum≤ 3.91 ug/Lall year
Bromodichloromethane, effluentdaily maximum≤ 3.91 ug/Lall year
Bromodichloromethane, effluentmonthly average≤ 117.15 g/dall year
Bromodichloromethane, effluentmonthly average≤ 117.15 g/dall year
Bromodichloromethane, effluentdaily maximum≤ 193.28 g/dall year
Bromodichloromethane, effluentdaily maximum≤ 193.28 g/dall year
Flow, in conduit or thru treatment plantindividual rolling averagereport only (MGD)all year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year
E. colimonthly geometric mean≤ 126 #/100mLall year
E. colidaily maximumreport only (#/100mL)all year
BOD, carbonaceous [5 day, 20 C]monthly average≤ 8 mg/LMay–Oct
BOD, carbonaceous [5 day, 20 C]monthly average≤ 15 mg/LJan, Feb, Mar, Apr, Nov, Dec
BOD, carbonaceous [5 day, 20 C]monthly average≤ 8 mg/LMay–Oct
BOD, carbonaceous [5 day, 20 C]weekly average≤ 12 mg/LMay–Oct
BOD, carbonaceous [5 day, 20 C]weekly average≤ 22.5 mg/LJan, Feb, Mar, Apr, Nov, Dec
BOD, carbonaceous [5 day, 20 C]weekly average≤ 12 mg/LMay–Oct
BOD, carbonaceous [5 day, 20 C]monthly average≤ 395 kg/dMay–Oct
BOD, carbonaceous [5 day, 20 C]monthly average≤ 741 kg/dJan, Feb, Mar, Apr, Nov, Dec
BOD, carbonaceous [5 day, 20 C]monthly average≤ 395 kg/dMay–Oct
BOD, carbonaceous [5 day, 20 C]weekly average≤ 593 kg/dMay–Oct
BOD, carbonaceous [5 day, 20 C]weekly average≤ 1112 kg/dJan, Feb, Mar, Apr, Nov, Dec
BOD, carbonaceous [5 day, 20 C]weekly average≤ 593 kg/dMay–Oct
BOD, carbonaceous [5 day, 20 C]monthly geometric meanreport only (mg/L)all year
BOD, carbonaceous [5 day, 20 C]monthly averagereport only (mg/L)all year
BOD, carbonaceous [5 day, 20 C]weekly geometric meanreport only (mg/L)all year
BOD, carbonaceous [5 day, 20 C]weekly averagereport only (mg/L)all year
BOD, carbonaceous [5 day, 20 C]monthly average minimum≥ 85 %all year
IC25 Static Renewal 7 Day Chronic Ceriodaphnia dubiaminimum≥ 42 %all year
IC25 Static Renewal 7 Day Chronic Ceriodaphnia dubiaminimum≥ 42 %all year

How strict are these limits?

Cited limits by parameter: New Jersey's rules and the federal ones.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/NJ0031119 · MCP: https://passage-data.com/mcp