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Riverside Sewerage Auth

Sewage treatment plant, major discharger, Riverside Twp, New Jersey. NPDES permit NJ0022519, in force until Dec 31, 2026. Last 12 months: over a limit 18 times (last August 2026), 4 of 11 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 26 days after each period: form A monthly (52 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
14 values over a limit, 1 required value missing, 4 of 12 reports late

Last 12 months (Oct 1, 2025 – Sep 30, 2026)

All 18 values over a limit
Period endingParameterReportedLimitOver by
October 2025Nitrogen, ammonia total [as N], daily maximum15.5 mg/L≤ 10 mg/L55%
October 2025Nitrogen, ammonia total [as N], monthly average8.94 mg/L≤ 5 mg/L79%
February 2026Solids, total suspended, monthly average30.7 mg/L≤ 30 mg/L2%
March 2026Solids, total suspended, monthly average38.63 mg/L≤ 30 mg/L29%
March 2026pH, minimum5.6 SU≥ 6 SU—
April 2026BOD, 5-day, 20 deg. C, monthly average minimum85 %≥ 88.5 %4%
April 2026Solids, total suspended, monthly average minimum63.16 %≥ 85 %26%
April 2026Solids, total suspended, monthly average34.57 mg/L≤ 30 mg/L15%
April 2026Solids, total suspended, weekly average53 mg/L≤ 45 mg/L18%
May 2026Nitrogen, ammonia total [as N], monthly average7.3 mg/L≤ 5 mg/L46%
June 2026Nitrogen, ammonia total [as N], monthly average7.48 mg/L≤ 5 mg/L50%
July 2026Nitrogen, ammonia total [as N], daily maximum13.9 mg/L≤ 10 mg/L39%
July 2026Nitrogen, ammonia total [as N], monthly average22.77 kg/d≤ 18.8 kg/d21%
July 2026Nitrogen, ammonia total [as N], monthly average9.75 mg/L≤ 5 mg/L95%
August 2026Nitrogen, ammonia total [as N], daily maximum24.2 mg/L≤ 10 mg/L142%
August 2026Nitrogen, ammonia total [as N], daily maximum57.06 kg/d≤ 37.9 kg/d51%
August 2026Nitrogen, ammonia total [as N], monthly average15.8 mg/L≤ 5 mg/L216%
August 2026Nitrogen, ammonia total [as N], monthly average38.8 kg/d≤ 18.8 kg/d106%

Limits in force (56)

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]instantaneous minimum≥ 4 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year
BOD, 5-day, 20 deg. Cweekly average≤ 45 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 98 kg/dall year
BOD, 5-day, 20 deg. Cweekly average≤ 147 kg/dall year
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all year
BOD, 5-day, 20 deg. Cweekly averagereport only (mg/L)all year
BOD, 5-day, 20 deg. Cmonthly average minimum≥ 88.5 %all year
pHminimum≥ 6 SUall year
pHmaximum≤ 9 SUall year
pHminimumreport only (SU)all year
pHmaximumreport only (SU)all year
Solids, total suspendedmonthly average≤ 30 mg/Lall year
Solids, total suspendedweekly average≤ 45 mg/Lall year
Solids, total suspendedmonthly average≤ 113 kg/dall year
Solids, total suspendedweekly average≤ 170 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≤ 5 mg/LMay–Oct
Nitrogen, ammonia total [as N]monthly average≤ 20 mg/LJan, Feb, Mar, Apr, Nov, Dec
Nitrogen, ammonia total [as N]daily maximum≤ 10 mg/LMay–Oct
Nitrogen, ammonia total [as N]daily maximum≤ 40 mg/LJan, Feb, Mar, Apr, Nov, Dec
Nitrogen, ammonia total [as N]monthly average≤ 18.8 kg/dMay–Oct
Nitrogen, ammonia total [as N]monthly average≤ 75.7 kg/dJan, Feb, Mar, Apr, Nov, Dec
Nitrogen, ammonia total [as N]daily maximum≤ 37.9 kg/dMay–Oct
Nitrogen, ammonia total [as N]daily maximum≤ 151.4 kg/dJan, Feb, Mar, Apr, Nov, Dec
Nitrogen, nitrate total [as N]monthly averagereport only (mg/L)all year
Nitrogen, nitrate total [as N]daily maximumreport 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
Zinc, total recoverablemonthly averagereport only (mg/L)all year
Zinc, total recoverabledaily maximumreport only (mg/L)all year
Copper, total recoverablemonthly averagereport only (mg/L)all year
Copper, total recoverabledaily maximumreport only (mg/L)all year
Chlorine produced oxidantsmonthly averagereport only (mg/L)all year
Chlorine produced oxidantsdaily maximumreport only (mg/L)all year
Di[2-ethylhexyl] phthalate [DEHP]monthly averagereport only (ug/L)all year
Di[2-ethylhexyl] phthalate [DEHP]daily maximumreport only (ug/L)all 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. coliinstantaneous maximumreport only (#/100mL)all year
Solids, total dissolvedmonthly averagereport only (mg/L)all year
Solids, total dissolvedweekly averagereport only (mg/L)all year
LC50 Static 48Hr Acute Ceriodaphnia dubiaminimumreport only (%)all year
IC25 Static Renewal 7 Day Chronic Ceriodaphnia dubiaminimumreport only (%)all year

How strict are these limits?

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

Check this month's numbers Email me before each report is due

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/NJ0022519 · MCP: https://passage-data.com/mcp