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US Dept of Energy

Federal facility (Noncommercial Research Organizations), Plainsboro, New Jersey. NPDES permit NJ0023922, in force until Mar 31, 2030. Last 12 months: no values over a limit, 2 required values missing. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 26 days after each period: outfall 001 form A monthly (27 values), outfall 003 form A monthly (10 values)
Last report on file
August 2026
Oct 2024 – Sep 2025
0 values over a limit, 2 required values missing, 0 of 24 reports late

Limits in force (37)

ParameterStatisticLimitMonthsOutfall
Temperature, water deg. centigrademonthly averagereport only (deg C)all year001
Temperature, water deg. centigradeinstantaneous maximum≤ 30 deg Call year001
Oxygen demand, chem. [high level] [COD]monthly averagereport only (mg/L)all year001
Oxygen demand, chem. [high level] [COD]daily maximum≤ 50 mg/Lall year001
pHinstantaneous minimum≥ 6 SUall year001
pHinstantaneous maximum≤ 9 SUall year001
Solids, total suspendedmonthly averagereport only (mg/L)all year001
Solids, total suspendedweekly average≤ 50 mg/Lall year001
Hydrocarbons, in H2O, IR, CC14 extractible chromatographmonthly average≤ 10 mg/Lall year001
Hydrocarbons, in H2O, IR, CC14 extractible chromatographdaily maximum≤ 15 mg/Lall year001
Phosphorus, total [as P]monthly averagereport only (mg/L)all year001
Phosphorus, total [as P]weekly averagereport only (mg/L)all year001
Phosphorus, total [as P]monthly average≤ .41 kg/dall year001
Phosphorus, total [as P]weekly averagereport only (kg/d)all year001
Copper, total recoverablemonthly averagereport only (ug/L)all year001
Copper, total recoverabledaily maximumreport only (ug/L)all year001
Copper, total recoverablemonthly averagereport only (g/d)all year001
Copper, total recoverabledaily maximumreport only (g/d)all year001
Chlorine produced oxidantsmonthly average≤ .02 mg/Lall year001
Chlorine produced oxidantsdaily maximum≤ .02 mg/Lall year001
Tetrachloroethylenemonthly averagereport only (ug/L)all year001
Tetrachloroethylenedaily maximum≤ .703 ug/Lall 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
Peracetic Acidmonthly averagereport only (mg/L)all year001
Peracetic Aciddaily maximumreport only (mg/L)all year001
IC25 Static Renewal 7 Day Chronic Ceriodaphnia dubiaminimumreport only (%)all year001
pHinstantaneous minimum≥ 6 SUall year003
pHinstantaneous maximum≤ 9 SUall year003
Solids, total suspendedmonthly averagereport only (mg/L)all year003
Solids, total suspendeddaily maximumreport only (mg/L)all year003
Solids, total suspendedmonthly averagereport only (mg/L)all year003
Solids, total suspendeddaily maximumreport only (mg/L)all year003
Hydrocarbons, in H2O, IR, CC14 extractible chromatographmonthly average≤ 10 mg/Lall year003
Hydrocarbons, in H2O, IR, CC14 extractible chromatographdaily maximum≤ 15 mg/Lall year003
Flow, in conduit or thru treatment plantmonthly averagereport only (gal/d)all year003
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all year003

New limits from Apr 1, 2028

ParameterNew limitNew or tighterMedian, last 12 months× new limit
Copper, total recoverable, daily maximum14 ug/Lnew5.9 ug/L (11 values, 6 below detection)—
Copper, total recoverable, monthly average8.8 ug/Lnew5.9 ug/L (11 values, 6 below detection)—

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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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/NJ0023922 · MCP: https://passage-data.com/mcp