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Tomiyasu Residence

Nonclassifiable Establishments, Las Vegas, Nevada. NPDES permit NV0022781, in force until Apr 30, 2031. Last 12 months: no values over a limit, 4 of 12 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form A quarterly, form Y yearly, form ZZ every 60 months
Last report on file
August 2026
Oct 2024 – Sep 2025
0 values over a limit, 1 required value missing, 0 of 13 reports late

Limits in force (58)

ParameterStatisticLimitMonths
Flow rate30-day average≤ .2 MGDall year
Flow rate30-day average≤ .2 MGDall year
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all year
Nitrogen, ammonia total [as N]daily maximumreport only (lb/d)all year
Nitrogen, nitrite total [as N]daily maximum≤ 5 mg/Lall year
Nitrogen, nitrate total [as N]daily maximum≤ 90 mg/Lall year
Nitrogen, inorganic totaldaily maximum≤ 20 mg/Lall year
Phosphorus, total [as P]daily maximumreport only (mg/L)all year
Phosphorus, total [as P]daily maximumreport only (lb/d)all year
Cyanide, total [as CN]daily maximumreport only (ug/L)all year
Sulfide, total [as S]daily maximumreport only (ug/L)all year
Fluoride, total [as F]daily maximum≤ 1000 ug/Lall year
Fluoride, total [as F]daily maximumreport only (ug/L)all year
Iron, total recoverabledaily maximum≤ 1000 ug/Lall year
Beryllium, total recoverable [as Be]daily maximumreport only (ug/L)all year
Boron, total recoverabledaily maximum≤ 750 ug/Lall year
Arsenic, dissolved [as As]daily maximumreport only (ug/L)all year
Cadmium, dissolved [as Cd]daily maximumreport only (ug/L)all year
Chromium, hexavalent [as Cr]daily maximumreport only (ug/L)all year
Chromium, trivalent [as Cr]daily maximumreport only (ug/L)all year
Copper, dissolved [as Cu]daily maximumreport only (ug/kg)all year
Lead, dissolved [as Pb]daily maximumreport only (ug/L)all year
Nickel, total [as Ni]daily maximumreport only (ug/L)all year
Silver, dissolved [as Ag]daily maximumreport only (ug/L)all year
Zinc, dissolved [as Zn]daily maximumreport only (ug/L)all year
Chromium, total recoverabledaily maximumreport only (ug/L)all year
Molybdenum, total recoverabledaily maximumreport only (ug/L)all year
Selenium, dissolved [as Se]daily maximum≤ 6.3 ug/Lall year
Tributyltindaily maximumreport only (ug/L)all year
Manganese, total recoverabledaily maximumreport only (ug/L)all year
Acroleindaily maximumreport only (ug/L)all year
.beta.-Endosulfandaily maximumreport only (ug/L)all year
.alpha.-Endosulfandaily maximumreport only (ug/L)all year
Chlorpyrifosdaily maximumreport only (ug/L)all year
Pentachlorophenoldaily maximumreport only (ug/L)all year
4,4'-DDTdaily maximumreport only (ug/L)all year
Aldrindaily maximumreport only (ug/L)all year
Chlordane [tech mix. and metabolites]daily maximumreport only (ug/L)all year
Dieldrindaily maximumreport only (ug/L)all year
Endrindaily maximumreport only (ug/L)all year
Toxaphenedaily maximumreport only (ug/L)all year
Heptachlordaily maximumreport only (ug/L)all year
Heptachlor epoxidedaily maximumreport only (ug/L)all year
Methoxychlordaily maximumreport only (ug/L)all year
Polychlorinated biphenyls [PCBs]daily maximumreport only (ug/L)all year
Malathiondaily maximumreport only (ug/L)all year
Parathiondaily maximumreport only (ug/L)all year
Demetondaily maximumreport only (ug/L)all year
Diazinondaily maximumreport only (ug/L)all year
Mirexdaily maximumreport only (ug/L)all year
Lindanedaily maximumreport only (ug/L)all year
Nonylphenoldaily maximumreport only (ug/L)all year
pH, maximumdaily maximum≤ 9 SUall year
pH, minimumdaily minimum≥ 6.5 SUall year
Solids, total dissolveddaily maximum≤ 1900 mg/Lall year
Mercury, dissolved [as Hg]daily maximumreport only (ug/L)all year
Hydrocarbons, total petroleumdaily maximumreport only (mg/L)all year
Azinphos-methyldaily maximumreport only (ug/L)all year

How strict are these limits?

Cited limits by parameter: Nevada'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/NV0022781 · MCP: https://passage-data.com/mcp