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Ndot Blue River Eastbound Rest Area

Regulation, Administration Of Transportation, Milford, Nebraska. NPDES permit NE0031992, in force until Jun 30, 2027. Last 12 months: over a limit 2 times (last June 2026), 4 required values missing, 6 of 15 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 001 form M quarterly (6 values), outfall 001 form Q quarterly (14 values), outfall 001 form S twice a year, outfall INF form A yearly
Renewal application due
Jan 1, 2027 · 180 days before expiry; your permit may set another date
Last report on file
June 2026
Oct 2024 – Sep 2025
3 values over a limit, 0 required values missing, 6 of 19 reports late

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

Period endingParameterReportedLimitOver by
June 2026Chlorine, total residual, daily maximum3.3 mg/L≤ 3.23 mg/L2%
June 2026Chlorine, total residual, monthly average3.3 mg/L≤ 1.91 mg/L73%

Limits in force (36)

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≤ 1.27 kg/dall year001
Solids, total suspended7-day average≤ 1.91 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 averagereport only (mg/L)all year001
Nitrogen, ammonia total [as N]monthly averagereport only (mg/L)all year001
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all year001
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all year001
Nitrogen, ammonia total [as N]monthly averagereport only (kg/d)all year001
Nitrogen, ammonia total [as N]daily maximumreport only (kg/d)all year001
Phosphorus, total [as P]monthly averagereport only (mg/L)all year001
Phosphorus, total [as P]daily maximumreport only (mg/L)all year001
E. coli, MTEC-MFmonthly geometric mean≤ 126 #/100mLMay–Sep001
E. coli, MTEC-MFdaily maximum≤ 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
Chlorine, total residualmonthly average≤ 4.663 mg/LMar–May001
Chlorine, total residualmonthly average≤ 1.91 mg/LJun–Oct001
Chlorine, total residualmonthly average≤ 2.989 mg/LJan, Feb, Nov, Dec001
Chlorine, total residualdaily maximum≤ 9.355 mg/LMar–May001
Chlorine, total residualdaily maximum≤ 3.23 mg/LJun–Oct001
Chlorine, total residualdaily maximum≤ 5.997 mg/LJan, Feb, Nov, Dec001
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≤ 1.06 kg/dall year001
BOD, carbonaceous [5 day, 20 C]7-day average≤ 1.7 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

How strict are these limits?

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

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