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City of Fallon

Sewage treatment plant, major discharger, Fallon, Nevada. NPDES permit NV0020061, in force until Sep 30, 2029. Last 12 months: over a limit 20 times (last June 2026), 18 of 48 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 001 form A quarterly (37 values), outfall 01D form A quarterly (12 values), outfall 01U form A quarterly (11 values), outfall INF form A quarterly (7 values), outfall MW1 form Q quarterly (5 values), outfall MW2 form Q quarterly (5 values), and 4 more forms
Last report on file
June 2026
Oct 2024 – Sep 2025
11 values over a limit, 2 required values missing, 0 of 63 reports late

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

All 20 values over a limit
Period endingParameterReportedLimitOver by
October 2025Coliform, fecal general, daily maximum820 CFU/100mL≤ 400 CFU/100mL105%
November 2025BOD, 5-day, 20 deg. C, daily maximum51 mg/L≤ 45 mg/L13%
November 2025Chlorine, total residual, daily maximum.7 mg/L≤ 0 mg/L—
January 2026BOD, 5-day, 20 deg. C, 30-day average39.5 mg/L≤ 30 mg/L32%
January 2026BOD, 5-day, 20 deg. C, daily maximum92 mg/L≤ 45 mg/L104%
January 2026BOD, 5-day, percent removal, monthly average minimum83 %≥ 85 %13%
January 2026Copper, total recoverable, 30-day average19 ug/L≤ 16 ug/L19%
January 2026Copper, total recoverable, daily maximum19 ug/L≤ 16 ug/L19%
February 2026BOD, 5-day, percent removal, monthly average minimum76 %≥ 85 %60%
February 2026Nitrogen, ammonia total [as N], daily maximum.5 mg/L≤ .45 mg/L11%
April 2026Arsenic, total recoverable, 30-day average74 ug/L≤ 50 ug/L48%
April 2026Arsenic, total recoverable, daily maximum74 ug/L≤ 50 ug/L48%
April 2026BOD, 5-day, 20 deg. C, 30-day average< 53 mg/L≤ 30 mg/L77%
April 2026BOD, 5-day, 20 deg. C, daily maximum220 mg/L≤ 45 mg/L389%
April 2026BOD, 5-day, percent removal, monthly average minimum76 %≥ 85 %60%
April 2026Copper, total recoverable, 30-day average20 ug/L≤ 16 ug/L25%
April 2026Copper, total recoverable, daily maximum20 ug/L≤ 16 ug/L25%
April 2026Nitrogen, ammonia total [as N], daily maximum.5 mg/L≤ .45 mg/L11%
June 2026Arsenic, total recoverable, 30-day average54 ug/L≤ 50 ug/L8%
June 2026Arsenic, total recoverable, daily maximum54 ug/L≤ 50 ug/L8%

Limits in force (267)

ParameterStatisticLimitMonthsOutfall
Temperature, water deg. centigradedaily maximumreport only (deg C)all year001
Temperature, water deg. centigradedaily maximumreport only (deg C)all year001
Oxygen, dissolved [DO]daily minimumreport only (mg/L)all year001
Oxygen, dissolved [DO]daily minimumreport only (mg/L)all year001
BOD, 5-day, 20 deg. C30-day average≤ 30 mg/Lall year001
BOD, 5-day, 20 deg. C30-day average≤ 30 mg/Lall year001
BOD, 5-day, 20 deg. Cdaily maximum≤ 45 mg/Lall year001
BOD, 5-day, 20 deg. Cdaily maximum≤ 45 mg/Lall year001
Solids, total suspended30-day average≤ 30 mg/Lall year001
Solids, total suspended30-day average≤ 30 mg/Lall year001
Solids, total suspendeddaily maximum≤ 45 mg/Lall year001
Solids, total suspendeddaily maximum≤ 45 mg/Lall year001
Nitrogen, total [as N]daily maximum≤ 10 mg/Lall year001
Nitrogen, total [as N]daily maximum≤ 10 mg/Lall year001
Nitrogen, ammonia total [as N]30-day average≤ .45 mg/Lall year001
Nitrogen, ammonia total [as N]30-day average≤ .45 mg/Lall year001
Nitrogen, ammonia total [as N]daily maximum≤ .45 mg/Lall year001
Nitrogen, ammonia total [as N]daily maximum≤ .45 mg/Lall year001
Nitrogen, nitrate total [as N]daily maximumreport only (mg/L)all year001
Nitrogen, nitrate total [as N]daily maximumreport only (mg/L)all year001
Phosphorus, total [as P]daily maximumreport only (mg/L)all year001
Phosphorus, total [as P]daily maximumreport only (mg/L)all year001
Cyanide, total [as CN]daily maximumreport only (ug/L)all year001
Asbestosdaily maximumreport only (Fib/mL)all year001
Arsenic, total recoverable30-day average≤ 50 ug/Lall year001
Arsenic, total recoverable30-day average≤ 50 ug/Lall year001
Arsenic, total recoverabledaily maximum≤ 50 ug/Lall year001
Arsenic, total recoverabledaily maximum≤ 50 ug/Lall year001
Selenium, total recoverabledaily maximumreport only (mg/L)all year001
Thallium, total recoverabledaily maximumreport only (mg/L)all year001
Nickel, total recoverable30-day average≤ 13 ug/Lall year001
Nickel, total recoverable30-day average≤ 13 ug/Lall year001
Nickel, total recoverabledaily maximum≤ 13 ug/Lall year001
Nickel, total recoverabledaily maximum≤ 13 ug/Lall year001
Silver total recoverabledaily maximumreport only (mg/L)all year001
Zinc, total recoverable30-day average≤ 203 ug/Lall year001
Zinc, total recoverabledaily maximum≤ 203 ug/Lall year001
Cadmium, total recoverabledaily maximumreport only (mg/L)all year001
Lead, total recoverabledaily maximumreport only (mg/L)all year001
Chromium, total recoverabledaily maximumreport only (mg/L)all year001
Copper, total recoverable30-day average≤ 16 ug/Lall year001
Copper, total recoverabledaily maximum≤ 16 ug/Lall year001
Antimony, total recoverabledaily maximumreport only (mg/L)all year001
2-Methyl-4,6-dinitrophenoldaily maximumreport only (ug/L)all year001
Dichlorobromomethane30-day averagereport only (ug/L)all year001
Dichlorobromomethane30-day averagereport only (ug/L)all year001
Dichlorobromomethanedaily maximumreport only (ug/L)all year001
Dichlorobromomethanedaily maximumreport only (ug/L)all year001
Carbon tetrachloridedaily maximumreport only (ug/L)all year001
1,2-Dichloroethanedaily maximumreport only (ug/L)all year001
Bromoform30-day averagereport only (ug/L)all year001
Bromoform30-day averagereport only (ug/L)all year001
Bromoformdaily maximumreport only (ug/L)all year001
Bromoformdaily maximumreport only (ug/L)all year001
Dibromochloromethane30-day averagereport only (ug/L)all year001
Dibromochloromethane30-day averagereport only (ug/L)all year001
Dibromochloromethanedaily maximumreport only (ug/L)all year001
Dibromochloromethanedaily maximumreport only (ug/L)all year001
Chloroform30-day averagereport only (ug/L)all year001
Chloroformdaily maximumreport only (ug/L)all year001
Toluenedaily maximumreport only (ug/L)all year001
Benzenedaily maximumreport only (ug/L)all year001
.delta.-BHCdaily maximumreport only (ug/L)all year001
Acenaphthylenedaily maximumreport only (ug/L)all year001
Acenaphthenedaily maximumreport only (ug/L)all year001
Acroleindaily maximumreport only (ug/L)all year001
Acrylonitriledaily maximumreport only (ug/L)all year001
Anthracenedaily maximumreport only (ug/L)all year001
Benzo[b]fluoranthenedaily maximumreport only (ug/L)all year001
Benzo[k]fluoranthenedaily maximumreport only (ug/L)all year001
Benzo[a]pyrenedaily maximumreport only (ug/L)all year001
Bis[2-chloroethyl] etherdaily maximumreport only (ug/L)all year001
Bis[2-chloroethoxy]methanedaily maximumreport only (ug/L)all year001
Bis[2-chloroisopropyl] etherdaily maximumreport only (ug/L)all year001
Butyl benzyl phthalatedaily maximumreport only (ug/L)all year001
Chlorobenzenedaily maximumreport only (ug/L)all year001
Chrysenedaily maximumreport only (ug/L)all year001
Diethyl phthalatedaily maximumreport only (ug/L)all year001
Dimethyl phthalatedaily maximumreport only (ug/L)all year001
1,2-Diphenylhydrazinedaily maximumreport only (ug/L)all year001
Endosulfan sulfatedaily maximumreport only (ug/L)all year001
.beta.-Endosulfandaily maximumreport only (ug/L)all year001
.alpha.-Endosulfandaily maximumreport only (ug/L)all year001
Endrin aldehydedaily maximumreport only (ug/L)all year001
Ethylbenzenedaily maximumreport only (ug/L)all year001
Fluoranthenedaily maximumreport only (ug/L)all year001
Fluorenedaily maximumreport only (ug/L)all year001
Hexachlorocyclopentadienedaily maximumreport only (ug/L)all year001
Hexachlorobutadienedaily maximumreport only (ug/L)all year001
Hexachloroethanedaily maximumreport only (ug/L)all year001
Indeno[1,2,3-cd]pyrenedaily maximumreport only (ug/L)all year001
Isophoronedaily maximumreport only (ug/L)all year001
Methyl bromide [Bromomethane]daily maximumreport only (ug/L)all year001
Methyl chloride [Chloromethane]daily maximumreport only (ug/L)all year001
Methylene chloridedaily maximumreport only (ug/L)all year001
N-Nitrosodi-N-propylaminedaily maximumreport only (ug/L)all year001
N-Nitrosodiphenylaminedaily maximumreport only (ug/L)all year001
N-Nitrosodimethylamine [NDMA]daily maximumreport only (ug/L)all year001
Nitrobenzenedaily maximumreport only (ug/L)all year001
Phenanthrenedaily maximumreport only (ug/L)all year001
Pyrenedaily maximumreport only (ug/L)all year001
Tetrachloroethylenedaily maximumreport only (ug/L)all year001
1,1-Dichloroethanedaily maximumreport only (ug/L)all year001
1,1-Dichloroethylenedaily maximumreport only (ug/L)all year001
1,1,1-Trichloroethanedaily maximumreport only (ug/L)all year001
1,1,2-Trichloroethanedaily maximumreport only (ug/L)all year001
1,1,2,2-Tetrachloroethanedaily maximumreport only (ug/L)all year001
Benzo[ghi]perylenedaily maximumreport only (ug/L)all year001
Benzo[a]anthracenedaily maximumreport only (ug/L)all year001
1,2-Dichlorobenzenedaily maximumreport only (ug/L)all year001
1,2-Dichloropropanedaily maximumreport only (ug/L)all year001
trans-1,2-Dichloroethylenedaily maximumreport only (ug/L)all year001
1,2,4-Trichlorobenzenedaily maximumreport only (ug/L)all year001
Dibenz[a,h]anthracenedaily maximumreport only (ug/L)all year001
1,3-Dichlorobenzenedaily maximumreport only (ug/L)all year001
1,4-Dichlorobenzenedaily maximumreport only (ug/L)all year001
2-Chloroethyl vinyl ether, [mixed]daily maximumreport only (ug/L)all year001
2-Chloronaphthalenedaily maximumreport only (ug/L)all year001
2-Chlorophenoldaily maximumreport only (ug/L)all year001
2-Nitrophenoldaily maximumreport only (ug/L)all year001
Di-n-octyl phthalatedaily maximumreport only (ug/L)all year001
2,4-Dichlorophenoldaily maximumreport only (ug/L)all year001
2,4-Dimethylphenoldaily maximumreport only (ug/L)all year001
2,4-Dinitrotoluenedaily maximumreport only (ug/L)all year001
2,4-Dinitrophenoldaily maximumreport only (ug/L)all year001
2,4,6-Trichlorophenoldaily maximumreport only (ug/L)all year001
2,6-Dinitrotoluenedaily maximumreport only (ug/L)all year001
3,3'-Dichlorobenzidinedaily maximumreport only (ug/L)all year001
4-Bromophenyl phenyl etherdaily maximumreport only (ug/L)all year001
4-Chlorophenyl phenyl etherdaily maximumreport only (ug/L)all year001
4-Nitrophenoldaily maximumreport only (ug/L)all year001
PCB-1016daily maximumreport only (ug/L)all year001
2,3,7,8-Tetrachlorodibenzo-p-dioxindaily maximumreport only (ug/L)all year001
Phenoldaily maximumreport only (ug/L)all year001
Naphthalenedaily maximumreport only (ug/L)all year001
Pentachlorophenoldaily maximumreport only (ug/L)all year001
Di[2-ethylhexyl] phthalate [DEHP]daily maximumreport only (ug/L)all year001
Di-n-butyl phthalatedaily maximumreport only (ug/L)all year001
Benzidinedaily maximumreport only (ug/L)all year001
Vinyl chloridedaily maximumreport only (ug/L)all year001
Trichloroethylenedaily maximumreport only (ug/L)all year001
4,4'-DDTdaily maximumreport only (ug/L)all year001
4,4'-DDDdaily maximumreport only (ug/L)all year001
4,4'-DDEdaily maximumreport only (ug/L)all year001
Aldrindaily maximumreport only (ug/L)all year001
.alpha.-BHCdaily maximumreport only (ug/L)all year001
.beta.-BHCdaily maximumreport only (ug/L)all year001
.gamma.-BHCdaily maximumreport only (ug/L)all year001
Chlordane [tech mix. and metabolites]daily maximumreport only (ug/L)all year001
Dieldrindaily maximumreport only (ug/L)all year001
Endrindaily maximumreport only (ug/L)all year001
Toxaphenedaily maximumreport only (ug/L)all year001
Heptachlordaily maximumreport only (ug/L)all year001
Heptachlor epoxidedaily maximumreport only (ug/L)all year001
PCB-1221daily maximumreport only (ug/L)all year001
PCB-1232daily maximumreport only (ug/L)all year001
PCB-1242daily maximumreport only (ug/L)all year001
PCB-1248daily maximumreport only (ug/L)all year001
PCB-1254daily maximumreport only (ug/L)all year001
PCB-1260daily maximumreport only (ug/L)all year001
Hexachlorobenzenedaily maximumreport only (ug/L)all year001
Chlorine, total residualdaily maximum≤ 0 mg/Lall year001
Chlorine, total residualdaily maximum≤ 0 mg/Lall year001
pH, maximumdaily maximum≤ 9 SUall year001
pH, minimumdaily minimum≥ 6.5 SUall year001
pH, minimumdaily minimum≥ 6.5 SUall year001
4-Chloro-3-methylphenoldaily maximumreport only (ug/L)all year001
Solids, total dissolveddaily maximumreport only (mg/L)all year001
Solids, total dissolveddaily maximumreport only (mg/L)all year001
Mercury, total recoverabledaily maximumreport only (mg/L)all year001
Coliform, fecal general30-day geometric mean≤ 126 CFU/100mLall year001
Coliform, fecal generaldaily maximum≤ 400 CFU/100mLall year001
1,3-Dichloropropenedaily maximumreport only (ug/L)all year001
BOD, 5-day, percent removalmonthly average minimum≥ 85 %all year001
BOD, 5-day, percent removalmonthly average minimum≥ 85 %all year001
Solids, suspended percent removalmonthly average minimum≥ 85 %all year001
Trihalomethane, tot.30-day average≤ 100 ug/Lall year001
Trihalomethane, tot.daily maximum≤ 100 ug/Lall year001
Chloroethanedaily maximumreport only (ug/L)all year001
Temperature, water deg. centigradedaily maximumreport only (deg C)all year01D
Temperature, water deg. centigradedaily maximumreport only (deg C)all year01D
Temp. diff. between samp. & upstrm deg. Cdaily maximumreport only (deg C)all year01D
Temp. diff. between samp. & upstrm deg. Cdaily maximumreport only (deg C)all year01D
Oxygen, dissolved [DO]daily maximumreport only (mg/L)all year01D
Oxygen, dissolved [DO]daily maximumreport only (mg/L)all year01D
Nitrogen, total [as N]daily maximumreport only (mg/L)all year01D
Nitrogen, total [as N]daily maximumreport only (mg/L)all year01D
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all year01D
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all year01D
Nitrogen, nitrate total [as N]daily maximumreport only (mg/L)all year01D
Nitrogen, nitrate total [as N]daily maximumreport only (mg/L)all year01D
Phosphorus, total [as P]daily maximumreport only (mg/L)all year01D
Phosphorus, total [as P]daily maximumreport only (mg/L)all year01D
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year01D
pH, maximumdaily maximumreport only (SU)all year01D
pH, maximumdaily maximumreport only (SU)all year01D
pH, minimumdaily minimumreport only (SU)all year01D
pH, minimumdaily minimumreport only (SU)all year01D
Solids, total dissolveddaily maximumreport only (mg/L)all year01D
Solids, total dissolveddaily maximumreport only (mg/L)all year01D
Coliform, fecal general30-day geometric meanreport only (CFU/100mL)all year01D
Coliform, fecal general30-day geometric meanreport only (CFU/100mL)all year01D
Coliform, fecal generalmaximum single samplereport only (CFU/100mL)all year01D
Coliform, fecal generalmaximum single samplereport only (CFU/100mL)all year01D
Temperature, water deg. centigradedaily maximumreport only (deg C)all year01U
Temperature, water deg. centigradedaily maximumreport only (deg C)all year01U
Oxygen, dissolved [DO]daily maximumreport only (mg/L)all year01U
Nitrogen, total [as N]daily maximumreport only (mg/L)all year01U
Nitrogen, total [as N]daily maximumreport only (mg/L)all year01U
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all year01U
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all year01U
Nitrogen, nitrate total [as N]daily maximumreport only (mg/L)all year01U
Nitrogen, nitrate total [as N]daily maximumreport only (mg/L)all year01U
Phosphorus, total [as P]daily maximumreport only (mg/L)all year01U
Phosphorus, total [as P]daily maximumreport only (mg/L)all year01U
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year01U
pH, maximumdaily maximumreport only (SU)all year01U
pH, maximumdaily maximumreport only (SU)all year01U
pH, minimumdaily minimumreport only (SU)all year01U
pH, minimumdaily minimumreport only (SU)all year01U
Solids, total dissolveddaily maximumreport only (mg/L)all year01U
Solids, total dissolveddaily maximumreport only (mg/L)all year01U
Coliform, fecal general30-day geometric meanreport only (CFU/100mL)all year01U
Coliform, fecal general30-day geometric meanreport only (CFU/100mL)all year01U
Coliform, fecal generaldaily maximumreport only (CFU/100mL)all year01U
Coliform, fecal generaldaily maximumreport only (CFU/100mL)all year01U
Flow rateindividual rolling averagereport only (MGD)all yearINF
Flow rateindividual rolling averagereport only (MGD)all yearINF
BOD, 5-day, 20 deg. C30-day averagereport only (mg/L)all yearINF
BOD, 5-day, 20 deg. C30-day averagereport only (mg/L)all yearINF
BOD, 5-day, 20 deg. Cdaily maximumreport only (mg/L)all yearINF
BOD, 5-day, 20 deg. Cdaily maximumreport only (mg/L)all yearINF
Solids, total suspended30-day averagereport only (mg/L)all yearINF
Solids, total suspended30-day averagereport only (mg/L)all yearINF
Solids, total suspendeddaily maximumreport only (mg/L)all yearINF
Solids, total suspendeddaily maximumreport only (mg/L)all yearINF
Flow, in conduit or thru treatment plant30-day average≤ 2.2 MGDall yearINF
Flow, in conduit or thru treatment plant30-day average≤ 2.2 MGDall yearINF
Flow, in conduit or thru treatment plantdaily maximum≤ 3.3 MGDall yearINF
Flow, in conduit or thru treatment plantdaily maximum≤ 3.3 MGDall yearINF
Nitrogen, total [as N]quarterly maximum≤ 10 mg/Lall yearMW1
Nitrogen, total [as N]quarterly maximum≤ 10 mg/Lall yearMW1
Chloride [as Cl]quarterly maximumreport only (mg/L)all yearMW1
Chloride [as Cl]quarterly maximumreport only (mg/L)all yearMW1
Solids, total dissolvedquarterly maximumreport only (mg/L)all yearMW1
Solids, total dissolvedquarterly maximumreport only (mg/L)all yearMW1
Depth to water level ft below landsurfacequarterly minimumreport only (ft)all yearMW1
Depth to water level ft below landsurfacequarterly minimumreport only (ft)all yearMW1
Water level relative to mean sea levelquarterly maximumreport only (ft)all yearMW1
Water level relative to mean sea levelquarterly maximumreport only (ft)all yearMW1
Nitrogen, total [as N]quarterly maximum≤ 10 mg/Lall yearMW2
Nitrogen, total [as N]quarterly maximum≤ 10 mg/Lall yearMW2
Chloride [as Cl]quarterly maximumreport only (mg/L)all yearMW2
Chloride [as Cl]quarterly maximumreport only (mg/L)all yearMW2
Solids, total dissolvedquarterly maximumreport only (mg/L)all yearMW2
Depth to water level ft below landsurfacequarterly minimumreport only (ft)all yearMW2
Depth to water level ft below landsurfacequarterly minimumreport only (ft)all yearMW2
Water level relative to mean sea levelquarterly maximumreport only (ft)all yearMW2
Nitrogen, total [as N]quarterly maximum≤ 10 mg/Lall yearMW3
Nitrogen, total [as N]quarterly maximum≤ 10 mg/Lall yearMW3
Chloride [as Cl]quarterly maximumreport only (mg/L)all yearMW3
Chloride [as Cl]quarterly maximumreport only (mg/L)all yearMW3
Solids, total dissolvedquarterly maximumreport only (mg/L)all yearMW3
Solids, total dissolvedquarterly maximumreport only (mg/L)all yearMW3
Depth to water level ft below landsurfacequarterly minimumreport only (ft)all yearMW3
Depth to water level ft below landsurfacequarterly minimumreport only (ft)all yearMW3
Water level relative to mean sea levelquarterly maximumreport only (ft)all yearMW3

How strict are these limits?

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

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Your permit document is the final word. As JSON: /api/v1/permits/NV0020061 · MCP: https://passage-data.com/mcp