Passage Data · Check a report · Use it from your AI

Louisville WWTF

Sewage treatment plant, Louisville, Nebraska. NPDES permit NE0024228, in force until Mar 31, 2031. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 001 form M quarterly (20 values), outfall 001 form Q quarterly (4 values), outfall 001 form R yearly, outfall 001 form S twice a year, outfall INF form A yearly, outfall SLG form A yearly
Last report on file
September 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 18 reports late

Limits in force (58)

ParameterStatisticLimitMonthsOutfall
Temperature, water deg. fahrenheitmonthly averagereport only (deg F)all year001
Temperature, water deg. fahrenheitdaily maximumreport only (deg F)all year001
Oxygen, dissolved [DO]valuereport only (mg/L)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≤ 22.7 kg/dall year001
Solids, total suspended7-day average≤ 34.07 kg/dall year001
Oil and grease, hexane extr methodvaluereport only (mg/L)all 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≤ .96 mg/LJan, Feb, Nov, Dec001
Nitrogen, ammonia total [as N]monthly average≤ .92 mg/LMar–May001
Nitrogen, ammonia total [as N]monthly average≤ .76 mg/LJun–Oct001
Nitrogen, ammonia total [as N]daily maximum≤ 1.93 mg/LJan, Feb, Nov, Dec001
Nitrogen, ammonia total [as N]daily maximum≤ 1.84 mg/LMar–May001
Nitrogen, ammonia total [as N]daily maximum≤ 1.53 mg/LJun–Oct001
Nitrogen, ammonia total [as N]monthly average≤ .51 kg/dJan, Feb, Nov, Dec001
Nitrogen, ammonia total [as N]monthly average≤ .47 kg/dMar–May001
Nitrogen, ammonia total [as N]monthly average≤ .34 kg/dJun–Oct001
Nitrogen, ammonia total [as N]daily maximum≤ 1.02 kg/dJan, Feb, Nov, Dec001
Nitrogen, ammonia total [as N]daily maximum≤ .94 kg/dMar–May001
Nitrogen, ammonia total [as N]daily maximum≤ .67 kg/dJun–Oct001
Nitrogen, Kjeldahl, total [as N]valuereport only (mg/L)all year001
Nitrite + Nitrate total [as N]valuereport only (mg/L)all year001
Phosphorus, total [as P]monthly averagereport only (mg/L)all year001
Phosphorus, total [as P]daily maximumreport only (mg/L)all year001
Arsenic, dissolved [as As]monthly averagereport only (ug/L)all year001
Arsenic, dissolved [as As]daily maximumreport only (ug/L)all year001
E. coli, MTEC-MFgeometric 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
Solids, total dissolvedvaluereport only (mg/L)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≤ 18.93 kg/dall year001
BOD, carbonaceous [5 day, 20 C]7-day average≤ 30.28 kg/dall year001
pHvaluereport only (SU)all yearINF
Solids, total suspendedvaluereport only (mg/L)all yearINF
Flow, in conduit or thru treatment plantvaluereport only (MGD)all yearINF
BOD, carbonaceous [5 day, 20 C]valuereport 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

· Save this facility as a site · Superfund sites nearby · Your permits on one board

On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/NE0024228 · MCP: https://passage-data.com/mcp