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Nevada Department of Wildlife (Ndow)

Fish Hatcheries And Preserves, Boulder City, Nevada. NPDES permit NV0020192 expired Aug 15, 2022; its limits still apply. Last 12 months: no values over a limit, 53 required values missing, 5 of 64 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 01D form A quarterly (32 values), outfall 01I form A quarterly (6 values), outfall 01I form Q quarterly (2 values), outfall 01M form A quarterly (2 values), outfall PC1 form A quarterly (4 values), outfall PC2 form A quarterly (2 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
0 values over a limit, 71 required values missing, 16 of 64 reports late

Limits in force (48)

ParameterStatisticLimitMonthsOutfall
Temperature, water deg. centigradedaily minimumreport only (deg C)all year01D
Temperature, water deg. centigradedaily minimumreport only (deg C)all year01D
Turbiditysingle grab sample≤ 25 NTUall year01D
Turbiditysingle grab sample≤ 25 NTUall year01D
Oxygen, dissolved [DO]daily minimum≥ 5 mg/Lall year01D
Oxygen, dissolved [DO]daily minimum≥ 5 mg/Lall year01D
pHsingle grab sample≤ 8.8 SUall year01D
pHsingle grab sample≤ 8.8 SUall year01D
Solids, total suspendeddaily maximum≤ 25 mg/Lall year01D
Solids, total suspendeddaily maximum≤ 25 mg/Lall year01D
Ammonia nitrogen, total, [as N] 30 daydaily averagereport only (lb/d)all year01D
Ammonia nitrogen, total, [as N] 30 daydaily averagereport only (lb/d)all year01D
Nitrogen, ammonia total [as N]30-day average≤ 1 Ratioall year01D
Nitrogen, ammonia total [as N]30-day average≤ 1 Ratioall year01D
Nitrogen, ammonia total [as N]daily maximum≤ 1 Ratioall year01D
Nitrogen, ammonia total [as N]daily maximum≤ 1 Ratioall year01D
Nitrogen, inorganic totaldaily maximum≤ 4.5 mg/Lall year01D
Nitrogen, inorganic totaldaily maximum≤ 4.5 mg/Lall year01D
Phosphorus, total [as P]daily maximumreport only (mg/L)all year01D
Phosphorus, total [as P]daily maximumreport only (mg/L)all year01D
Phosphorus, total [as P]daily averagereport only (lb/d)all year01D
Phosphorus, total [as P]daily averagereport only (lb/d)all year01D
pH, maximumdaily maximum≤ 9 SUall year01D
pH, maximumdaily maximum≤ 9 SUall year01D
pH, minimumdaily minimum≥ 6.5 SUall year01D
pH, minimumdaily minimum≥ 6.5 SUall year01D
Solids, total dissolvedmonthly average≤ 723 mg/Lall year01D
Solids, total dissolvedmonthly average≤ 723 mg/Lall year01D
Solids, total dissolvedmaximum value≤ 100 mg/Lall year01D
Solids, total dissolvedmaximum value≤ 100 mg/Lall year01D
Coliform, fecal generaldaily maximum≤ 200 MPN/100mLall year01D
Coliform, fecal generaldaily maximum≤ 200 MPN/100mLall year01D
Flow ratedaily maximum≤ 2 MGDall year01I
Flow ratedaily maximum≤ 2 MGDall year01I
Flow, totalmonthly totalreport only (Mgal)all year01I
Flow, totalmonthly totalreport only (Mgal)all year01I
Solids, total dissolved30-day averagereport only (mg/L)all year01I
Solids, total dissolveddaily maximumreport only (mg/L)all year01I
Ammonia & ammonium- totaldaily maximumreport only (mg/L)all year01I
Ammonia & ammonium- totaldaily maximumreport only (mg/L)all year01I
Oxygen, dissolved [DO]daily minimum≥ 5 mg/Lall year01M
Oxygen, dissolved [DO]daily minimum≥ 5 mg/Lall year01M
Temperature, water deg. centigradedaily maximumreport only (deg C)all yearPC1
Temperature, water deg. centigradedaily maximumreport only (deg C)all yearPC1
Temp. diff. between samp. & upstrm deg. Cdaily maximum≤ 2 deg Call yearPC1
Temp. diff. between samp. & upstrm deg. Cdaily maximum≤ 2 deg Call yearPC1
Temperature, water deg. centigradedaily maximumreport only (deg C)all yearPC2
Temperature, water deg. centigradedaily maximumreport only (deg C)all yearPC2

How strict are these limits?

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

Same industry: the 3 Fishing, Hunting and Trapping permits in Nevada.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/NV0020192 · MCP: https://passage-data.com/mcp