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Middlesex Cnty Utilities Auth

Sewage treatment plant, major discharger, Sayreville Boro, New Jersey. NPDES permit NJ0020141 expired Jun 30, 2020; its limits still apply. Last 12 months: over a limit 7 times (last May 2026), 4 required values missing, 3 of 22 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 26 days after each period: outfall 001 form A monthly (108 values), outfall 007 form A monthly (14 values)
Last report on file
August 2026
Oct 2024 – Sep 2025
2 values over a limit, 0 required values missing, 0 of 24 reports late

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

Period endingParameterReportedLimitOver by
February 2026Enterococci, monthly geometric mean91 #/100mL≤ 35 #/100mL160%
April 2026Solids, total suspended, monthly average minimum71 %≥ 85 %16%
April 2026Solids, total suspended, monthly average21621 kg/d≤ 16692 kg/d30%
April 2026Solids, total suspended, monthly average67 mg/L≤ 30 mg/L123%
April 2026Solids, total suspended, weekly average28814 kg/d≤ 25038 kg/d15%
April 2026Solids, total suspended, weekly average94 mg/L≤ 45 mg/L109%
May 2026Solids, total suspended, weekly average52 mg/L≤ 45 mg/L16%

Limits in force (172)

ParameterStatisticLimitMonthsOutfall
Temperature, water deg. centigrademinimumreport only (deg C)all year001
Temperature, water deg. centigrademonthly averagereport only (deg C)all year001
Temperature, water deg. centigrademaximumreport only (deg C)all year001
Temperature, water deg. centigrademinimumreport only (deg C)all year001
Temperature, water deg. centigrademonthly averagereport only (deg C)all year001
Temperature, water deg. centigrademaximumreport only (deg C)all year001
Oxygen, dissolved [DO]minimum weekly average≥ 5 mg/Lall year001
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year001
BOD, 5-day, 20 deg. Cweekly average≤ 45 mg/Lall year001
BOD, 5-day, 20 deg. Cmonthly average≤ 16692 kg/dall year001
BOD, 5-day, 20 deg. Cweekly average≤ 25038 kg/dall year001
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all year001
BOD, 5-day, 20 deg. Cweekly averagereport only (mg/L)all year001
BOD, 5-day, 20 deg. Cmonthly average minimum≥ 85 %all year001
pHminimum≥ 6 SUall year001
pHmaximum≤ 9 SUall year001
pHminimumreport only (SU)all year001
pHmaximumreport only (SU)all year001
Solids, total suspendedmonthly average≤ 30 mg/Lall year001
Solids, total suspendedweekly average≤ 45 mg/Lall year001
Solids, total suspendedmonthly average≤ 16692 kg/dall year001
Solids, total suspendedweekly average≤ 25038 kg/dall year001
Solids, total suspendedmonthly averagereport only (mg/L)all year001
Solids, total suspendedweekly averagereport only (mg/L)all year001
Solids, total suspendedmonthly average minimum≥ 85 %all year001
Oil & Greasemonthly average≤ 10 mg/Lall year001
Oil & Greaseinstantaneous maximum≤ 15 mg/Lall year001
Nitrogen, ammonia total [as N]monthly averagereport only (mg/L)all year001
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all year001
Nitrogen, ammonia total [as N]monthly averagereport only (kg/d)all year001
Nitrogen, ammonia total [as N]daily maximumreport only (kg/d)all year001
Cyanide, total [as CN]monthly average≤ 1820 ug/Lall year001
Cyanide, total [as CN]daily maximum≤ 3117 ug/Lall year001
Cyanide, total [as CN]monthly average≤ 1012 kg/dall year001
Cyanide, total [as CN]daily maximum≤ 1734 kg/dall year001
Arsenic, total recoverablemonthly average≤ 8 ug/Lall year001
Arsenic, total recoverablemonthly averagereport only (ug/L)all year001
Arsenic, total recoverabledaily maximum≤ 8 ug/Lall year001
Arsenic, total recoverabledaily maximumreport only (ug/L)all year001
Arsenic, total recoverablemonthly average≤ 4450 g/dall year001
Arsenic, total recoverablemonthly averagereport only (g/d)all year001
Arsenic, total recoverabledaily maximum≤ 4450 g/dall year001
Arsenic, total recoverabledaily maximumreport only (g/d)all year001
Selenium, total recoverablemonthly averagereport only (ug/L)all year001
Selenium, total recoverabledaily maximum≤ 25.1 ug/Lall year001
Selenium, total recoverablemonthly averagereport only (g/d)all year001
Selenium, total recoverabledaily maximum≤ 14000 g/dall year001
Zinc, total recoverablemonthly averagereport only (ug/L)all year001
Zinc, total recoverabledaily maximum≤ 280 ug/Lall year001
Zinc, total recoverablemonthly averagereport only (g/d)all year001
Zinc, total recoverabledaily maximum≤ 156000 g/dall year001
Chlorine produced oxidantsmonthly averagereport only (mg/L)all year001
Chlorine produced oxidantsdaily maximumreport only (mg/L)all year001
Chlorine produced oxidantsmonthly averagereport only (kg/d)all year001
Chlorine produced oxidantsdaily maximumreport only (kg/d)all year001
Chlorine produced oxidantsmonthly average≤ .1 mg/Lall year001
Chlorine produced oxidantsmonthly averagereport only (mg/L)all year001
Chlorine produced oxidantsdaily maximum≤ .124 mg/Lall year001
Chlorine produced oxidantsdaily maximumreport only (mg/L)all year001
Chlorine produced oxidantsmonthly average≤ 55.6 kg/dall year001
Chlorine produced oxidantsmonthly averagereport only (kg/d)all year001
Chlorine produced oxidantsdaily maximum≤ 68.7 kg/dall year001
Chlorine produced oxidantsdaily maximumreport only (kg/d)all year001
Chlorine produced oxidantsmonthly average≤ .1 mg/Lall year001
Chlorine produced oxidantsmonthly averagereport only (mg/L)all year001
Chlorine produced oxidantsdaily maximum≤ .124 mg/Lall year001
Chlorine produced oxidantsdaily maximumreport only (mg/L)all year001
Chlorine produced oxidantsmonthly averagereport only (kg/d)all year001
Chlorine produced oxidantsmonthly averagereport only (kg/d)all year001
Chlorine produced oxidantsdaily maximumreport only (kg/d)all year001
Chlorine produced oxidantsdaily maximumreport only (kg/d)all year001
Chlorine produced oxidantsmonthly average≤ .3 mg/Lall year001
Chlorine produced oxidantsdaily maximum≤ .4 mg/Lall year001
Chlorine produced oxidantsmonthly average≤ 163.1 kg/dall year001
Chlorine produced oxidantsdaily maximum≤ 199.8 kg/dall year001
Dichlorobromomethanemonthly averagereport only (ug/L)all year001
Dichlorobromomethanedaily maximum≤ 5 ug/Lall year001
Dichlorobromomethanemonthly averagereport only (g/d)all year001
Dichlorobromomethanedaily maximum≤ 2780 g/dall year001
Chloroformmonthly averagereport only (ug/L)all year001
Chloroformdaily maximum≤ 120 ug/Lall year001
Chloroformmonthly averagereport only (g/d)all year001
Chloroformdaily maximum≤ 66500 g/dall year001
Toluenemonthly averagereport only (ug/L)all year001
Toluenemonthly averagereport only (ug/L)all year001
Toluenedaily maximum≤ 16.9 ug/Lall year001
Toluenedaily maximum≤ 16.9 ug/Lall year001
Toluenemonthly averagereport only (g/d)all year001
Toluenemonthly averagereport only (g/d)all year001
Toluenedaily maximum≤ 5390 g/dall year001
Toluenedaily maximum≤ 9385 g/dall year001
Methylene chloridemonthly averagereport only (ug/L)all year001
Methylene chloridedaily maximum≤ 101 ug/Lall year001
Methylene chloridemonthly averagereport only (g/d)all year001
Methylene chloridedaily maximum≤ 56300 g/dall year001
Tetrachloroethylenemonthly averagereport only (ug/L)all year001
Tetrachloroethylenedaily maximum≤ 9 ug/Lall year001
Tetrachloroethylenemonthly averagereport only (g/d)all year001
Tetrachloroethylenedaily maximum≤ 5000 g/dall year001
1,1,1-Trichloroethanemonthly averagereport only (ug/L)all year001
1,1,1-Trichloroethanedaily maximum≤ 6 ug/Lall year001
1,1,1-Trichloroethanemonthly averagereport only (g/d)all year001
1,1,1-Trichloroethanedaily maximum≤ 3340 g/dall year001
1,4-Dichlorobenzenemonthly averagereport only (ug/L)all year001
1,4-Dichlorobenzenedaily maximum≤ 20 ug/Lall year001
1,4-Dichlorobenzenemonthly averagereport only (g/d)all year001
1,4-Dichlorobenzenedaily maximum≤ 11100 g/dall year001
Di[2-ethylhexyl] phthalate [DEHP]monthly averagereport only (ug/L)all year001
Di[2-ethylhexyl] phthalate [DEHP]daily maximum≤ 30.7 ug/Lall year001
Di[2-ethylhexyl] phthalate [DEHP]monthly averagereport only (g/d)all year001
Di[2-ethylhexyl] phthalate [DEHP]daily maximum≤ 17100 g/dall year001
Di-n-butyl phthalatemonthly averagereport only (ug/L)all year001
Di-n-butyl phthalatedaily maximum≤ 20 ug/Lall year001
Di-n-butyl phthalatemonthly averagereport only (g/d)all year001
Di-n-butyl phthalatedaily maximum≤ 11100 g/dall year001
Phenolsmonthly averagereport only (ug/L)all year001
Phenolsdaily maximum≤ 24500 ug/Lall year001
Phenolsmonthly averagereport only (kg/d)all year001
Phenolsdaily maximum≤ 13600 kg/dall year001
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
Enterococcimonthly geometric mean≤ 35 #/100mLall year001
Enterococciinstantaneous maximumreport only (#/100mL)all year001
Mercury, total recoverablemonthly averagereport only (ug/L)all year001
Mercury, total recoverablemonthly averagereport only (ug/L)all year001
Mercury, total recoverabledaily maximumreport only (ug/L)all year001
Mercury, total recoverabledaily maximumreport only (ug/L)all year001
Mercury, total recoverablemonthly average≤ 556 g/dall year001
Mercury, total recoverablemonthly average≤ 556 g/dall year001
Mercury, total recoverabledaily maximumreport only (g/d)all year001
Mercury, total recoverabledaily maximumreport only (g/d)all year001
Mercury, total recoverablemonthly average≤ 1 ug/Lall year001
Mercury, total recoverablemonthly average≤ 1 ug/Lall year001
Mercury, total recoverabledaily maximumreport only (ug/L)all year001
Mercury, total recoverabledaily maximumreport only (ug/L)all year001
Mercury, total recoverablemonthly averagereport only (g/d)all year001
Mercury, total recoverablemonthly averagereport only (g/d)all year001
Mercury, total recoverabledaily maximumreport only (g/d)all year001
Mercury, total recoverabledaily maximumreport only (g/d)all year001
LC50 Static Renewal 96Hr Acute Americamysis bahia (formerly Mysidopsis bahia)minimum≥ 67 %all year001
Chlorine produced oxidantsmonthly average≤ .1 mg/Lall year007
Chlorine produced oxidantsmonthly averagereport only (mg/L)all year007
Chlorine produced oxidantsmonthly averagereport only (mg/L)all year007
Chlorine produced oxidantsdaily maximum≤ .1 mg/Lall year007
Chlorine produced oxidantsdaily maximumreport only (mg/L)all year007
Chlorine produced oxidantsdaily maximumreport only (mg/L)all year007
Chlorine produced oxidantsmonthly average≤ 55.6 kg/dall year007
Chlorine produced oxidantsmonthly averagereport only (kg/d)all year007
Chlorine produced oxidantsmonthly averagereport only (kg/d)all year007
Chlorine produced oxidantsdaily maximum≤ 55.6 kg/dall year007
Chlorine produced oxidantsdaily maximumreport only (kg/d)all year007
Chlorine produced oxidantsdaily maximumreport only (kg/d)all year007
Chlorine produced oxidantsmonthly averagereport only (mg/L)all year007
Chlorine produced oxidantsmonthly averagereport only (mg/L)all year007
Chlorine produced oxidantsmonthly averagereport only (mg/L)all year007
Chlorine produced oxidantsdaily maximumreport only (mg/L)all year007
Chlorine produced oxidantsdaily maximumreport only (mg/L)all year007
Chlorine produced oxidantsdaily maximumreport only (mg/L)all year007
Chlorine produced oxidantsmonthly averagereport only (kg/d)all year007
Chlorine produced oxidantsmonthly averagereport only (kg/d)all year007
Chlorine produced oxidantsmonthly averagereport only (kg/d)all year007
Chlorine produced oxidantsdaily maximum≤ 57.9 kg/dall year007
Chlorine produced oxidantsdaily maximumreport only (kg/d)all year007
Chlorine produced oxidantsdaily maximumreport only (kg/d)all year007
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year007
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year007
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year007
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year007
Enterococcimonthly geometric mean≤ 35 #/100mLall year007
Enterococciinstantaneous maximumreport only (#/100mL)all year007
Duration of dischargemonthly totalreport only (d)all year007
Flow, totalmonthly totalreport only (Mgal/mo)all year007

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/NJ0020141 · MCP: https://passage-data.com/mcp