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Tooele City

Sewage treatment plant, Tooele, Utah. NPDES permit UT0025445, in force until Aug 31, 2028. Last 12 months: over a limit 8 times (last July 2026), 11 required values missing, 15 of 26 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 001 form A monthly (25 values), outfall 001 form P quarterly (24 values), outfall 001R form A monthly (8 values), outfall 001 form O yearly
Renewal application due
Mar 4, 2028 · 180 days before expiry; your permit may set another date
Last report on file
August 2026
Oct 2024 – Sep 2025
5 values over a limit, 0 required values missing, 24 of 29 reports late

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

Period endingParameterReportedLimitOver by
October 2025E. coli, maximum57 #/100mL≤ 9 #/100mL533%
November 2025Turbidity, maximum8.19 NTU≤ 5 NTU—
May 2026BOD, 5-day, 20 deg. C, maximum monthly average14.5 mg/L≤ 10 mg/L45%
May 2026Turbidity, maximum daily average2.31 NTU≤ 2 NTU—
June 2026BOD, 5-day, 20 deg. C, maximum monthly average14.86 mg/L≤ 10 mg/L49%
June 2026Turbidity, maximum10 NTU≤ 5 NTU—
June 2026Turbidity, maximum daily average5.03 NTU≤ 2 NTU—
July 2026Turbidity, maximum daily average2.49 NTU≤ 2 NTU—

Limits in force (59)

ParameterStatisticLimitMonthsOutfall
BOD, 5-day, 20 deg. Cmaximum monthly average≤ 25 mg/Lall year001
BOD, 5-day, 20 deg. Cmaximum weekly average≤ 35 mg/Lall year001
BOD, 5-day, 20 deg. Cmaximum monthly averagereport only (mg/L)all year001
BOD, 5-day, 20 deg. Cmaximum weekly averagereport only (mg/L)all year001
pHdaily minimum≥ 6.5 SUall year001
pHdaily maximum≤ 9 SUall year001
Solids, total suspendedmaximum monthly average≤ 25 mg/Lall year001
Solids, total suspendedmaximum weekly average≤ 35 mg/Lall year001
Solids, total suspendedmaximum monthly averagereport only (mg/L)all year001
Solids, total suspendedmaximum weekly averagereport only (mg/L)all year001
Nitrogen, ammonia total [as N]30-day averagereport only (mg/L)all year001
Nitrogen, Kjeldahl, total [as N]30-day averagereport only (mg/L)all year001
Nitrogen, Kjeldahl, total [as N]30-day averagereport only (mg/L)all year001
Phosphorus, total [as P]30-day averagereport only (mg/L)all year001
Phosphorus, total [as P]30-day averagereport only (mg/L)all year001
Cyanide, total [as CN]quarterly maximumreport only (mg/L)all year001
Cyanide, total [as CN]quarterly maximumreport only (mg/L)all year001
Arsenic, total [as As]quarterly maximumreport only (mg/L)all year001
Arsenic, total [as As]quarterly maximumreport only (mg/L)all year001
Chromium, total [as Cr]quarterly maximumreport only (mg/L)all year001
Chromium, total [as Cr]quarterly maximumreport only (mg/L)all year001
Copper, total [as Cu]quarterly maximumreport only (mg/L)all year001
Copper, total [as Cu]quarterly maximumreport only (mg/L)all year001
Lead, total [as Pb]quarterly maximumreport only (mg/L)all year001
Lead, total [as Pb]quarterly maximumreport only (mg/L)all year001
Molybdenum, total [as Mo]quarterly maximumreport only (mg/L)all year001
Molybdenum, total [as Mo]quarterly maximumreport only (mg/L)all year001
Nickel, total [as Ni]quarterly maximumreport only (mg/L)all year001
Nickel, total [as Ni]quarterly maximumreport only (mg/L)all year001
Silver, total [as Ag]quarterly maximumreport only (mg/L)all year001
Silver, total [as Ag]quarterly maximumreport only (mg/L)all year001
Zinc, total [as Zn]quarterly maximumreport only (mg/L)all year001
Zinc, total [as Zn]quarterly maximumreport only (mg/L)all year001
Cadmium, total recoverablequarterly maximumreport only (mg/L)all year001
Cadmium, total recoverablequarterly maximumreport only (mg/L)all year001
Selenium, total [as Se]quarterly maximumreport only (mg/L)all year001
Selenium, total [as Se]quarterly maximumreport only (mg/L)all year001
Oil and greasedaily maximum≤ 10 mg/Lall year001
Flow, in conduit or thru treatment plantmaximum monthly average≤ 2.25 MGDall year001
Phosphorus, ortho30-day averagereport only (mg/L)all year001
E. colimaximum monthly average≤ 126 #/100mLall year001
E. colimaximum weekly average≤ 157 #/100mLall year001
Solids, total dissolved30-day averagereport only (mg/L)all year001
Nitrogen, nitrate total [as NO3]30-day averagereport only (mg/L)all year001
Nitrogen, nitrite total [as NO2]30-day averagereport only (mg/L)all year001
Mercury, total [as Hg]quarterly maximumreport only (mg/L)all year001
Mercury, total [as Hg]quarterly maximumreport only (mg/L)all year001
Organics, total toxic [TTO]annual totalreport only (mg/L)all year001
Organics, total toxic [TTO]annual totalreport only (mg/L)all year001
BOD, 5-day, percent removalmonthly average minimum≥ 85 %all year001
Solids, suspended percent removalmonthly average minimum≥ 85 %all year001
Flow rate30-day averagereport only (MGD)all year001R
Turbiditymaximum daily average≤ 2 NTUall year001R
Turbiditymaximum≤ 5 NTUall year001R
BOD, 5-day, 20 deg. Cmaximum monthly average≤ 10 mg/Lall year001R
pHminimum≥ 6 SUall year001R
pHmaximum≤ 9 SUall year001R
E. coli7-day median≤ 0 #/100mLall year001R
E. colimaximum≤ 9 #/100mLall year001R

How strict are these limits?

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

Check this month's numbers Email me before each report is due

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/UT0025445 · MCP: https://passage-data.com/mcp