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Wright Lon D Power Plant

Electric Services, Fremont, Nebraska. NPDES permit NE0001252, in force until Sep 30, 2027. Last 12 months: over a limit 3 times (last May 2026), 14 required values missing, 13 of 62 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 22 days after each period: outfall 001 form M quarterly (6 values), outfall 002 form Q quarterly (9 values), outfall 003 form Q quarterly (8 values), outfall 005 form M quarterly (12 values), outfall 008 form A yearly (6 values), outfall 008 form M quarterly (2 values), and 8 more forms
Renewal application due
Apr 3, 2027 · 180 days before expiry; your permit may set another date
Last report on file
June 2026
Oct 2024 – Sep 2025
5 values over a limit, 0 required values missing, 0 of 74 reports late

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

Period endingParameterReportedLimitOver by
April 2026Chlorine, total residual, daily maximum.03 mg/L≤ .02 mg/L50%
April 2026Chlorine, total residual, monthly average.019 mg/L≤ .01 mg/L90%
May 2026Chlorine, total residual, monthly average.015 mg/L≤ .01 mg/L50%

Limits in force (116)

ParameterStatisticLimitMonthsOutfall
Temperature, water deg. fahrenheitmonthly averagereport only (deg F)all year001
Temperature, water deg. fahrenheitdaily maximum≤ 90 deg Fall year001
pHdaily minimum≥ 6.5 SUall year001
pHdaily maximum≤ 9 SUall 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
pHdaily minimum≥ 6.5 SUall year002
pHdaily maximum≤ 9 SUall year002
Solids, total suspendedmonthly averagereport only (mg/L)all year002
Solids, total suspendeddaily maximum≤ 50 mg/Lall year002
Oil and grease, hexane extr methodmonthly averagereport only (mg/L)all year002
Oil and grease, hexane extr methoddaily maximum≤ 10 mg/Lall year002
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year002
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year002
Duration of dischargevaluereport only (hr)all year002
pHdaily minimum≥ 6.5 SUall year003
pHdaily maximum≤ 9 SUall year003
Solids, total suspendedmonthly average≤ 30 mg/Lall year003
Solids, total suspendeddaily maximum≤ 100 mg/Lall year003
Oil and grease, hexane extr methodmonthly averagereport only (mg/L)all year003
Oil and grease, hexane extr methoddaily maximum≤ 10 mg/Lall year003
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year003
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year003
Temperature, water deg. fahrenheitmonthly averagereport only (deg F)all year005
Temperature, water deg. fahrenheitdaily maximum≤ 90 deg Fall year005
pHdaily minimum≥ 6.5 SUall year005
pHdaily maximum≤ 9 SUall year005
Solids, total suspendedmonthly average≤ 30 mg/Lall year005
Solids, total suspendeddaily maximum≤ 100 mg/Lall year005
Oil and grease, hexane extr methodmonthly averagereport only (mg/L)all year005
Oil and grease, hexane extr methoddaily maximum≤ 10 mg/Lall year005
Cadmium, dissolved [as Cd]valuereport only (mg/L)all year005
Chromium, dissolved [as Cr]valuereport only (mg/L)all year005
Copper, dissolved [as Cu]valuereport only (mg/L)all year005
Iron, dissolved [as Fe]valuereport only (mg/L)all year005
Lead, dissolved [as Pb]valuereport only (mg/L)all year005
Nickel, dissolved [as Ni]valuereport only (mg/L)all year005
Zinc, dissolved [as Zn]valuereport only (mg/L)all year005
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year005
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year005
Chlorine, total residualmonthly average≤ .01 mg/Lall year005
Chlorine, total residualdaily maximum≤ .02 mg/Lall year005
Toxicity [acute], Ceriodaphnia dubiamonthly averagereport only (tox acute)all year005
Toxicity [acute], Ceriodaphnia dubiadaily maximum≤ 1 tox acuteall year005
Toxicity [acute], Pimephales promelas [Fathead Minnow]monthly averagereport only (tox acute)all year005
Toxicity [acute], Pimephales promelas [Fathead Minnow]daily maximum≤ 1 tox acuteall year005
Mercury, dissolved [as Hg]valuereport only (ug/L)all year005
Temperature, water deg. fahrenheitmonthly averagereport only (deg F)all year008
Temperature, water deg. fahrenheitdaily maximum≤ 90 deg Fall year008
Conductivitymonthly averagereport only (umho/cm)all year008
Conductivitydaily maximumreport only (umho/cm)all year008
pHdaily minimum≥ 6.5 SUall year008
pHdaily maximum≤ 9 SUall year008
Chloride [as Cl]monthly averagereport only (mg/L)all year008
Chloride [as Cl]daily maximumreport only (mg/L)all year008
Chromium, total [as Cr]monthly average≤ .2 mg/Lall year008
Chromium, total [as Cr]daily maximum≤ .2 mg/Lall year008
Zinc, total [as Zn]monthly average≤ 1 mg/Lall year008
Zinc, total [as Zn]daily maximum≤ 1 mg/Lall year008
Priority Pollutantsmonthly averagereport only (mg/L)all year008
Priority Pollutantsdaily maximumreport only (mg/L)all year008
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year008
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year008
Chlorine, total residualmonthly average≤ .014 mg/Lall year008
Chlorine, total residualdaily maximum≤ .029 mg/Lall year008
pHdaily minimumreport only (SU)all year009
pHdaily maximumreport only (SU)all year009
Solids, total suspendedmonthly averagereport only (mg/L)all year009
Solids, total suspendeddaily maximumreport only (mg/L)all year009
Oil and grease, hexane extr methodmonthly averagereport only (mg/L)all year009
Oil and grease, hexane extr methoddaily maximumreport only (mg/L)all year009
Arsenic, total [as As]monthly averagereport only (mg/L)all year009
Arsenic, total [as As]daily maximumreport only (mg/L)all year009
Chromium, total [as Cr]monthly averagereport only (mg/L)all year009
Chromium, total [as Cr]daily maximumreport only (mg/L)all year009
Copper, total [as Cu]monthly averagereport only (mg/L)all year009
Copper, total [as Cu]daily maximumreport only (mg/L)all year009
Iron, total [as Fe]monthly averagereport only (mg/L)all year009
Iron, total [as Fe]daily maximumreport only (mg/L)all year009
Zinc, total [as Zn]monthly averagereport only (mg/L)all year009
Zinc, total [as Zn]daily maximumreport only (mg/L)all year009
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year009
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year009
Mercury, total recoverablemonthly averagereport only (mg/L)all year009
Mercury, total recoverabledaily maximumreport only (mg/L)all year009
pHdaily minimum≥ 6 SUall yearCT1
pHdaily maximum≤ 9 SUall yearCT1
Chromium, total [as Cr]monthly average≤ .2 mg/Lall yearCT1
Chromium, total [as Cr]daily maximum≤ .2 mg/Lall yearCT1
Zinc, total [as Zn]monthly average≤ 1 mg/Lall yearCT1
Zinc, total [as Zn]daily maximum≤ 1 mg/Lall yearCT1
Priority Pollutantsmonthly averagereport only (mg/L)all yearCT1
Priority Pollutantsdaily maximumreport only (mg/L)all yearCT1
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all yearCT1
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all yearCT1
pHdaily minimum≥ 6 SUall yearLP1
pHdaily maximum≤ 9 SUall yearLP1
Solids, total suspendedmonthly average≤ 30 mg/Lall yearLP1
Solids, total suspendeddaily maximum≤ 100 mg/Lall yearLP1
Oil and grease, hexane extr methodmonthly average≤ 15 mg/Lall yearLP1
Oil and grease, hexane extr methoddaily maximum≤ 20 mg/Lall yearLP1
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all yearLP1
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all yearLP1
Flow, totalvaluereport only (Mgal/mo)all yearLP1
pHdaily minimum≥ 6 SUall yearMC1
pHdaily maximum≤ 9 SUall yearMC1
Solids, total suspendedmonthly average≤ 30 ug/Lall yearMC1
Solids, total suspendeddaily maximum≤ 100 ug/Lall yearMC1
Oil and grease, hexane extr methodmonthly average≤ 15 mg/Lall yearMC1
Oil and grease, hexane extr methoddaily maximum≤ 20 mg/Lall yearMC1
Iron, total [as Fe]monthly average≤ 1 mg/Lall yearMC1
Iron, total [as Fe]daily maximum≤ 1 mg/Lall yearMC1
Copper, total recoverablemonthly average≤ 1 mg/Lall yearMC1
Copper, total recoverabledaily maximum≤ 1 mg/Lall yearMC1
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all yearMC1
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all yearMC1

How strict are these limits?

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

Same industry: the 21 Electric Services permits in Nebraska.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/NE0001252 · MCP: https://passage-data.com/mcp