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Fieldsboro Boro

Sewage treatment plant, Fieldsboro Boro, New Jersey. NPDES permit NJ0031810, in force until Dec 31, 2029. Last 12 months: over a limit 69 times (last May 2026), 231 required values missing, 2 of 10 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 26 days after each period: form A monthly (59 values)
Last report on file
May 2026
Oct 2024 – Sep 2025
17 values over a limit, 1 required value missing, 0 of 12 reports late

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

All 69 values over a limit
Period endingParameterReportedLimitOver by
December 2025BOD, 5-day, 20 deg. C, monthly average minimum86.8 %≥ 88.5 %2%
December 2025Coliform, fecal general, monthly geometric mean1897 #/100mL≤ 200 #/100mL849%
December 2025Coliform, fecal general, weekly geometric mean1897 #/100mL≤ 400 #/100mL374%
December 2025Solids, total suspended, monthly average minimum60.8 %≥ 85 %28%
December 2025Solids, total suspended, monthly average47 mg/L≤ 30 mg/L57%
December 2025Solids, total suspended, weekly average47 mg/L≤ 45 mg/L4%
January 2026Solids, total suspended, monthly average minimum77.1 %≥ 85 %9%
February 2026BOD, 5-day, 20 deg. C, monthly average minimum63.7 %≥ 88.5 %28%
February 2026BOD, 5-day, 20 deg. C, monthly average minimum63.7 %≥ 88.5 %28%
February 2026BOD, 5-day, 20 deg. C, monthly average13 kg/d≤ 5 kg/d160%
February 2026BOD, 5-day, 20 deg. C, monthly average13 kg/d≤ 5 kg/d160%
February 2026BOD, 5-day, 20 deg. C, monthly average98 mg/L≤ 30 mg/L227%
February 2026BOD, 5-day, 20 deg. C, monthly average98 mg/L≤ 30 mg/L227%
February 2026BOD, 5-day, 20 deg. C, weekly average13 kg/d≤ 7.7 kg/d69%
February 2026BOD, 5-day, 20 deg. C, weekly average13 kg/d≤ 7.7 kg/d69%
February 2026BOD, 5-day, 20 deg. C, weekly average98 mg/L≤ 45 mg/L118%
February 2026BOD, 5-day, 20 deg. C, weekly average98 mg/L≤ 45 mg/L118%
February 2026Coliform, fecal general, monthly geometric mean38102 #/100mL≤ 200 #/100mL18951%
February 2026Coliform, fecal general, monthly geometric mean38102 #/100mL≤ 200 #/100mL18951%
February 2026Coliform, fecal general, weekly geometric mean60000 #/100mL≤ 400 #/100mL14900%
February 2026Coliform, fecal general, weekly geometric mean60000 #/100mL≤ 400 #/100mL14900%
February 2026Solids, total suspended, monthly average minimum42.5 %≥ 85 %50%
February 2026Solids, total suspended, monthly average minimum42.5 %≥ 85 %50%
February 2026Solids, total suspended, monthly average69 mg/L≤ 30 mg/L130%
February 2026Solids, total suspended, monthly average69 mg/L≤ 30 mg/L130%
February 2026Solids, total suspended, weekly average69 mg/L≤ 45 mg/L53%
February 2026Solids, total suspended, weekly average69 mg/L≤ 45 mg/L53%
March 2026BOD, 5-day, 20 deg. C, monthly average minimum62.5 %≥ 88.5 %29%
March 2026BOD, 5-day, 20 deg. C, monthly average14 kg/d≤ 5 kg/d180%
March 2026BOD, 5-day, 20 deg. C, monthly average90 mg/L≤ 30 mg/L200%
March 2026BOD, 5-day, 20 deg. C, weekly average14 kg/d≤ 7.7 kg/d82%
March 2026BOD, 5-day, 20 deg. C, weekly average90 mg/L≤ 45 mg/L100%
March 2026Chlorine produced oxidants, daily maximum.039 kg/d≤ .0379 kg/d3%
March 2026Chlorine produced oxidants, daily maximum.2 mg/L≤ .1 mg/L100%
March 2026Coliform, fecal general, monthly geometric mean6408 #/100mL≤ 200 #/100mL3104%
March 2026Coliform, fecal general, weekly geometric mean410600 #/100mL≤ 400 #/100mL—
March 2026Oil & Grease, instantaneous maximum40 mg/L≤ 15 mg/L167%
March 2026Oil & Grease, monthly average40 mg/L≤ 10 mg/L300%
March 2026Oxygen, dissolved [DO], minimum weekly average4.22 mg/L≥ 5 mg/L16%
March 2026Solids, total suspended, monthly average minimum62.9 %≥ 85 %26%
March 2026Solids, total suspended, monthly average63 mg/L≤ 30 mg/L110%
March 2026Solids, total suspended, weekly average63 mg/L≤ 45 mg/L40%
April 2026BOD, 5-day, 20 deg. C, monthly average minimum73 %≥ 88.5 %18%
April 2026BOD, 5-day, 20 deg. C, monthly average15.57 kg/d≤ 5 kg/d211%
April 2026BOD, 5-day, 20 deg. C, monthly average89 mg/L≤ 30 mg/L197%
April 2026BOD, 5-day, 20 deg. C, weekly average15.57 kg/d≤ 7.7 kg/d102%
April 2026BOD, 5-day, 20 deg. C, weekly average89 mg/L≤ 45 mg/L98%
April 2026Coliform, fecal general, monthly geometric mean329973 #/100mL≤ 200 #/100mL—
April 2026Coliform, fecal general, weekly geometric mean450000 #/100mL≤ 400 #/100mL—
April 2026Solids, total suspended, monthly average minimum79.5 %≥ 85 %6%
April 2026Solids, total suspended, monthly average45 mg/L≤ 30 mg/L50%
April 2026pH, instantaneous minimum5.76 SU≥ 6 SU—
May 2026BOD, 5-day, 20 deg. C, monthly average minimum83.4 %≥ 88.5 %6%
May 2026BOD, 5-day, 20 deg. C, monthly average133 kg/d≤ 5 kg/d2560%
May 2026BOD, 5-day, 20 deg. C, monthly average780 mg/L≤ 30 mg/L2500%
May 2026BOD, 5-day, 20 deg. C, weekly average133 kg/d≤ 7.7 kg/d1627%
May 2026BOD, 5-day, 20 deg. C, weekly average780 mg/L≤ 45 mg/L1633%
May 2026Chlorine produced oxidants, daily maximum.319 kg/d≤ .0379 kg/d742%
May 2026Chlorine produced oxidants, daily maximum2.18 mg/L≤ .1 mg/L2080%
May 2026Chlorine produced oxidants, monthly average.08 mg/L≤ .04 mg/L100%
May 2026Coliform, fecal general, monthly geometric mean3525 #/100mL≤ 200 #/100mL1663%
May 2026Coliform, fecal general, weekly geometric mean307600 #/100mL≤ 400 #/100mL76800%
May 2026Nitrogen, ammonia total [as N], monthly average39.5 mg/L≤ 35 mg/L13%
May 2026Solids, total suspended, monthly average minimum18.2 %≥ 85 %79%
May 2026Solids, total suspended, monthly average1800 mg/L≤ 30 mg/L5900%
May 2026Solids, total suspended, monthly average214 kg/d≤ 11 kg/d1845%
May 2026Solids, total suspended, weekly average1800 mg/L≤ 45 mg/L3900%
May 2026Solids, total suspended, weekly average214 kg/d≤ 17 kg/d1159%
May 2026pH, instantaneous minimum5.55 SU≥ 6 SU—

Limits in force (59)

ParameterStatisticLimitMonths
Temperature, water deg. centigradeinstantaneous minimumreport only (deg C)all year
Temperature, water deg. centigrademonthly averagereport only (deg C)all year
Temperature, water deg. centigradeinstantaneous maximumreport only (deg C)all year
Temperature, water deg. centigradeinstantaneous minimumreport only (deg C)all year
Temperature, water deg. centigrademonthly averagereport only (deg C)all year
Temperature, water deg. centigradeinstantaneous maximumreport only (deg C)all year
Oxygen, dissolved [DO]daily minimumreport only (mg/L)all year
Oxygen, dissolved [DO]minimum weekly average≥ 5 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≤ 5 kg/dall year
BOD, 5-day, 20 deg. Cweekly average≤ 7.7 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
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≤ 11 kg/dall year
Solids, total suspendedweekly average≤ 17 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 & Greaseinstantaneous maximum≤ 15 mg/Lall year
Nitrogen, ammonia total [as N]monthly average≤ 35 mg/Lall year
Nitrogen, ammonia total [as N]weekly averagereport only (mg/L)all year
Nitrogen, ammonia total [as N]monthly average≤ 13.5 kg/dall year
Nitrogen, ammonia total [as N]weekly averagereport only (kg/d)all year
Nitrogen, nitrate total [as N]monthly averagereport only (mg/L)all year
Nitrogen, nitrate total [as N]daily maximumreport only (mg/L)all year
Nitrogen, nitrate total [as N]monthly averagereport only (kg/d)all year
Nitrogen, nitrate total [as N]daily maximumreport only (kg/d)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]monthly averagereport only (kg/d)all year
Phosphorus, total [as P]weekly averagereport only (kg/d)all year
Zinc, total recoverablemonthly averagereport only (ug/L)all year
Zinc, total recoverabledaily maximumreport only (ug/L)all year
Copper, total recoverablemonthly averagereport only (ug/L)all year
Copper, total recoverabledaily maximumreport only (ug/L)all year
Chlorine produced oxidantsmonthly average≤ .04 mg/Lall year
Chlorine produced oxidantsdaily maximum≤ .1 mg/Lall year
Chlorine produced oxidantsmonthly average≤ .0151 kg/dall year
Chlorine produced oxidantsdaily maximum≤ .0379 kg/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
Solids, total dissolvedmonthly averagereport only (mg/L)all year
Solids, total dissolveddaily maximumreport only (mg/L)all year
Solids, total dissolvedmonthly averagereport only (kg/d)all year
Solids, total dissolveddaily maximumreport only (kg/d)all year
Coliform, fecal generalmonthly geometric mean≤ 200 #/100mLall year
Coliform, fecal generalweekly geometric mean≤ 400 #/100mLall year
LC50 Static 48Hr Acute Ceriodaphnia dubiaminimum≥ 62 %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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Your permit document is the final word. As JSON: /api/v1/permits/NJ0031810 · MCP: https://passage-data.com/mcp