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Carter Road Office & Research Condo Assoc

Commercial Physical Research, major discharger, Hopewell Twp, New Jersey. NPDES permit NJ0000809 expired Mar 31, 2025; its limits still apply. Last 12 months: over a limit 14 times (last August 2026), 4 required values missing, 4 of 11 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 26 days after each period: form A monthly (57 values)
Last report on file
August 2026
Oct 2024 – Sep 2025
0 values over a limit, 8 required values missing, 2 of 12 reports late

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

All 14 values over a limit
Period endingParameterReportedLimitOver by
November 2025Nitrogen, ammonia total [as N], monthly average3.3 mg/L≤ 2 mg/L65%
December 2025Nitrogen, ammonia total [as N], monthly average7.4 mg/L≤ 2 mg/L270%
December 2025Oxygen demand, chem. [high level] [COD], daily maximum71 mg/L≤ 50 mg/L42%
December 2025Phosphorus, total [as P], monthly average.44 mg/L≤ .34 mg/L29%
February 2026BOD, 5-day, 20 deg. C, monthly average minimum83 %≥ 85 %2%
April 2026IC25 Static Renewal 7 Day Chronic Ceriodaphnia dubia, minimum3.4 %≥ 61 %94%
April 2026Solids, total suspended, monthly average minimum> 80 %≥ 85 %6%
May 2026Phosphorus, total [as P], monthly average.62 mg/L≤ .34 mg/L82%
May 2026Solids, total suspended, monthly average minimum> 9 %≥ 85 %89%
July 2026Solids, total suspended, monthly average minimum83 %≥ 85 %2%
August 2026BOD, 5-day, 20 deg. C, monthly average minimum> 79 %≥ 85 %7%
August 2026E. coli, monthly geometric mean> 1652 #/100mL≤ 126 #/100mL—
August 2026Phosphorus, total [as P], monthly average.44 mg/L≤ .34 mg/L29%
August 2026Solids, total suspended, monthly average minimum8 %≥ 85 %91%

Limits in force (61)

ParameterStatisticLimitMonths
Temperature, water deg. centigrademonthly averagereport only (deg C)all year
Temperature, water deg. centigradedaily maximumreport only (deg C)all year
Oxygen, dissolved [DO]daily minimum≥ 5 mg/Lall year
Oxygen, dissolved [DO]monthly average minimumreport only (mg/L)all 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≤ 14.53 kg/dall year
BOD, 5-day, 20 deg. Cweekly average≤ 21.8 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≥ 85 %all year
Oxygen demand, chem. [high level] [COD]monthly averagereport only (mg/L)all year
Oxygen demand, chem. [high level] [COD]daily maximum≤ 50 mg/Lall year
Oxygen demand, chem. [high level] [COD]monthly averagereport only (kg/d)all year
Oxygen demand, chem. [high level] [COD]daily maximum≤ 24.22 kg/dall year
pHminimum≥ 6 SUall year
pHmaximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 30 mg/Lall year
Solids, total suspendedweekly average≤ 45 mg/Lall year
Solids, total suspendedmonthly average≤ 14.53 kg/dall year
Solids, total suspendedweekly average≤ 21.8 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
Hydrocarbons, in H2O, IR, CC14 extractible chromatographmonthly average≤ 10 mg/Lall year
Hydrocarbons, in H2O, IR, CC14 extractible chromatographdaily maximum≤ 15 mg/Lall year
Hydrocarbons, in H2O, IR, CC14 extractible chromatographmonthly average≤ 4.84 kg/dall year
Hydrocarbons, in H2O, IR, CC14 extractible chromatographdaily maximum≤ 7.27 kg/dall year
Nitrogen, ammonia total [as N]monthly average≤ 2 mg/Lall year
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all year
Nitrogen, ammonia total [as N]monthly average≤ .97 kg/dall year
Nitrogen, ammonia total [as N]daily maximumreport 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]monthly average≤ .34 mg/Lall year
Phosphorus, total [as P]daily maximum≤ .34 mg/Lall 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]daily maximumreport only (kg/d)all year
Phosphorus, total [as P]weekly averagereport only (kg/d)all year
Arsenic, total recoverablemonthly averagereport only (ug/L)all year
Arsenic, total recoverabledaily maximumreport only (ug/L)all year
Arsenic, total recoverablemonthly averagereport only (g/d)all year
Arsenic, total recoverabledaily maximumreport only (g/d)all year
Copper, total recoverablemonthly averagereport only (ug/L)all year
Copper, total recoverabledaily maximumreport only (ug/L)all year
Copper, total recoverablemonthly averagereport only (g/d)all year
Copper, total recoverabledaily maximumreport only (g/d)all year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantdaily maximum≤ .128 MGDall 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 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
IC25 Static Renewal 7 Day Chronic Ceriodaphnia dubiaminimum≥ 61 %all year

How strict are these limits?

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

Same industry: the 9 Engineering, Accounting, Research and Management Services permits in New Jersey.

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Your permit document is the final word. As JSON: /api/v1/permits/NJ0000809 · MCP: https://passage-data.com/mcp