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Lee G. Simmons Conservation Park & Wildlife Safari

Botanical And Zoological Gardens, Ashland, Nebraska. NPDES permit NE0132501, in force until Dec 31, 2028. Last 12 months: over a limit once (last December 2025), 4 of 14 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 001 form M quarterly (2 values), outfall 001 form Q quarterly (24 values), outfall 001 form A yearly, outfall INF form A yearly
Last report on file
June 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 18 reports late

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

Period endingParameterReportedLimitOver by
December 2025Solids, total suspended, monthly average42 mg/L≤ 30 mg/L40%

Limits in force (44)

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≤ 1.13 kg/dall year001
Solids, total suspended7-day average≤ 1.7 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)Jan, Feb, Nov, Dec001
Nitrogen, ammonia total [as N]monthly averagereport only (mg/L)Mar–May001
Nitrogen, ammonia total [as N]monthly averagereport only (mg/L)Jun–Oct001
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)Jan, Feb, Nov, Dec001
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)Mar–May001
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)Jun–Oct001
Nitrogen, ammonia total [as N]monthly averagereport only (kg/d)Jan, Feb, Nov, Dec001
Nitrogen, ammonia total [as N]monthly averagereport only (kg/d)Mar–May001
Nitrogen, ammonia total [as N]monthly averagereport only (kg/d)Jun–Oct001
Nitrogen, ammonia total [as N]daily maximumreport only (kg/d)Jan, Feb, Nov, Dec001
Nitrogen, ammonia total [as N]daily maximumreport only (kg/d)Mar–May001
Nitrogen, ammonia total [as N]daily maximumreport only (kg/d)Jun–Oct001
Phosphorus, total [as P]monthly averagereport only (mg/L)all year001
Phosphorus, total [as P]daily maximumreport only (mg/L)all year001
Arsenic, total [as As]monthly averagereport only (mg/L)all year001
Arsenic, total [as As]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
Chlorine, total residualmonthly average≤ .488 mg/LMar–May001
Chlorine, total residualmonthly average≤ .426 mg/LJun–Oct001
Chlorine, total residualmonthly average≤ .756 mg/LJan, Feb, Nov, Dec001
Chlorine, total residualdaily maximum≤ .978 mg/LMar–May001
Chlorine, total residualdaily maximum≤ .854 mg/LJun–Oct001
Chlorine, total residualdaily maximum≤ 1.517 mg/LJan, Feb, Nov, Dec001
BOD, carbonaceous [5 day, 20 C]monthly average≤ 25 mg/Lall year001
BOD, carbonaceous [5 day, 20 C]daily maximum≤ 40 mg/Lall year001
BOD, carbonaceous [5 day, 20 C]monthly average≤ .95 kg/dall year001
BOD, carbonaceous [5 day, 20 C]7-day average≤ 1.51 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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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/NE0132501 · MCP: https://passage-data.com/mcp