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Neligh WWTF

Sewage treatment plant, Neligh, Nebraska. NPDES permit NE0037010, in force until Sep 30, 2027. Last 12 months: over a limit 8 times (last September 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 001 form A yearly (6 values), outfall 001 form M quarterly (20 values), outfall 001 form Q quarterly (4 values), outfall INF form A yearly (8 values), outfall SLG form A yearly (15 values)
Renewal application due
Apr 3, 2027 · 180 days before expiry; your permit may set another date
Last report on file
September 2026
Oct 2024 – Sep 2025
5 values over a limit, 0 required values missing, 0 of 19 reports late

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

Period endingParameterReportedLimitOver by
August 2026E. coli, MTEC-MF, monthly geometric mean248.1 #/100mL≤ 126 #/100mL97%
August 2026Nitrogen, ammonia total [as N], daily maximum4.5 kg/d≤ 1.15 kg/d291%
August 2026Nitrogen, ammonia total [as N], daily maximum4.5 mg/L≤ 1.97 mg/L128%
August 2026Nitrogen, ammonia total [as N], monthly average4.5 kg/d≤ .57 kg/d689%
August 2026Nitrogen, ammonia total [as N], monthly average4.5 mg/L≤ .98 mg/L359%
September 2026Nitrogen, ammonia total [as N], daily maximum1.97 kg/d≤ 1.15 kg/d71%
September 2026Nitrogen, ammonia total [as N], monthly average1.97 kg/d≤ .57 kg/d246%
September 2026Nitrogen, ammonia total [as N], monthly average1.97 mg/L≤ .98 mg/L101%

Limits in force (61)

ParameterStatisticLimitMonthsOutfall
Temperature, water deg. fahrenheitmonthly averagereport only (deg F)all year001
Temperature, water deg. fahrenheitdaily maximumreport only (deg F)all year001
pHdaily minimum≥ 6.5 SUall year001
pHdaily maximum≤ 9 SUall year001
Solids, total suspendedmonthly average≤ 30 mg/Lall year001
Solids, total suspended7-day average≤ 45 mg/Lall year001
Solids, total suspendedmonthly average≤ 22.14 kg/dall year001
Solids, total suspended7-day average≤ 33.21 kg/dall year001
Nitrogen, total [as N]monthly averagereport only (mg/L)all year001
Nitrogen, total [as N]daily maximumreport only (mg/L)all year001
Nitrogen, ammonia total [as N]monthly average≤ 4.3 mg/LJan, Feb, Nov, Dec001
Nitrogen, ammonia total [as N]monthly average≤ 2.78 mg/LMar–May001
Nitrogen, ammonia total [as N]monthly average≤ .98 mg/LJun–Oct001
Nitrogen, ammonia total [as N]daily maximum≤ 8.62 mg/LJan, Feb, Nov, Dec001
Nitrogen, ammonia total [as N]daily maximum≤ 5.57 mg/LMar–May001
Nitrogen, ammonia total [as N]daily maximum≤ 1.97 mg/LJun–Oct001
Nitrogen, ammonia total [as N]monthly average≤ 1.24 kg/dJan, Feb, Nov, Dec001
Nitrogen, ammonia total [as N]monthly average≤ 1.51 kg/dMar–May001
Nitrogen, ammonia total [as N]monthly average≤ .57 kg/dJun–Oct001
Nitrogen, ammonia total [as N]daily maximum≤ 2.48 kg/dJan, Feb, Nov, Dec001
Nitrogen, ammonia total [as N]daily maximum≤ 3.02 kg/dMar–May001
Nitrogen, ammonia total [as N]daily maximum≤ 1.15 kg/dJun–Oct001
Phosphorus, total [as P]monthly averagereport only (mg/L)all year001
Phosphorus, total [as P]daily maximumreport only (mg/L)all year001
Lead, dissolved [as Pb]monthly averagereport only (mg/L)all year001
Lead, dissolved [as Pb]daily maximumreport only (mg/L)all year001
Nickel, dissolved [as Ni]monthly averagereport only (mg/L)all year001
Nickel, dissolved [as Ni]daily maximumreport only (mg/L)all year001
Zinc, dissolved [as Zn]monthly averagereport only (mg/L)all year001
Zinc, dissolved [as Zn]daily maximumreport only (mg/L)all year001
E. coli, MTEC-MFmonthly geometric mean≤ 126 #/100mLMay–Sep001
E. coli, MTEC-MFmaximum≤ 298 #/100mLMay–Sep001
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
BOD, carbonaceous [5 day, 20 C]monthly average≤ 25 mg/Lall year001
BOD, carbonaceous [5 day, 20 C]7-day average≤ 40 mg/Lall year001
BOD, carbonaceous [5 day, 20 C]monthly average≤ 18.45 kg/dall year001
BOD, carbonaceous [5 day, 20 C]7-day average≤ 29.52 kg/dall year001
pHdaily minimumreport only (SU)all yearINF
pHdaily maximumreport only (SU)all yearINF
Solids, total suspendedmonthly averagereport only (mg/L)all yearINF
Solids, total suspendeddaily maximumreport only (mg/L)all yearINF
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all yearINF
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all yearINF
BOD, carbonaceous [5 day, 20 C]monthly averagereport only (mg/L)all yearINF
BOD, carbonaceous [5 day, 20 C]daily maximumreport only (mg/L)all yearINF
pHvaluereport only (SU)all yearSLG
Nitrate nitrogen, dry weightvaluereport only (mg/kg)all yearSLG
Selenium, sludge, total, dry weight [as Se]valuereport only (mg/kg)all yearSLG
Arsenic total, dry weight, sludgevaluereport only (mg/kg)all yearSLG
Molybdenum, sludge, total, dry weight [as Mo]valuereport only (mg/kg)all yearSLG
Zinc, sludge, total, dry weight [as Zn]valuereport only (mg/kg)all yearSLG
Lead, sludge, total, dry weight [as Pb]valuereport only (mg/kg)all yearSLG
Nickel, sludge, total, dry weight [as Ni]valuereport only (mg/kg)all yearSLG
Nitrogen, sludge, total, dry weight [as N]valuereport only (mg/kg)all yearSLG
Mercury, sludge, total, dry weight [as Hg]valuereport only (mg/kg)all yearSLG
Chromium, sludge, total, dry weight [as Cr]valuereport only (mg/kg)all yearSLG
Copper, sludge, total, dry weight [as Cu]valuereport only (mg/kg)all yearSLG
Cadmium, sludge, total, dry weight [as Cd]valuereport only (mg/kg)all yearSLG
Solids, sludge, total, dry weightvaluereport only (kg)all yearSLG
Nitrogen, ammonia, sludge, tot dry wgtvaluereport only (mg/kg)all yearSLG

How strict are these limits?

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

Check this month's numbers Email me before each report is due

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/NE0037010 · MCP: https://passage-data.com/mcp