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Spanish Fork City Corp

Sewage treatment plant, major discharger, Spanish Fork, Utah. NPDES permit UT0020109, in force until Jan 31, 2027. Last 12 months: over a limit 2 times (last January 2026), 24 required values missing, 1 of 31 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 001 form A monthly (31 values), outfall 001 form P quarterly (24 values), outfall 001 form W quarterly (2 values), outfall 001R form A monthly (8 values), outfall 001 form Y yearly, outfall 001R form Y yearly
Renewal application due
Aug 4, 2026 · 180 days before expiry; your permit may set another date
Last report on file
September 2026
Oct 2024 – Sep 2025
41 values over a limit, 0 required values missing, 1 of 34 reports late

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

Period endingParameterReportedLimitOver by
December 2025Phosphorus, total [as P], annual average1.68 mg/L≤ 1 mg/L68%
January 2026BOD, 5-day, 20 deg. C, maximum weekly average40.5 mg/L≤ 35 mg/L16%

Limits in force (71)

ParameterStatisticLimitMonthsOutfall
Oxygen, dissolved [DO]daily minimum≥ 5 mg/Lall year001
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
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
Nitrogen, ammonia total [as N]maximum monthly 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]annual average≤ 1 mg/Lall year001
Phosphorus, total [as P]30-day averagereport only (mg/L)all year001
Cyanide, free [as free]maximum monthly average≤ 7.6 ug/Lall year001
Cyanide, free [as free]daily maximum≤ 36 ug/Lall 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
Cadmium, dissolved [as Cd]maximum monthly average≤ 1.2 ug/Lall year001
Cadmium, total [as Cd]quarterly maximumreport only (mg/L)all year001
Cadmium, total [as Cd]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, dissolved [as Mo]quarterly maximumreport only (mg/L)all year001
Molybdenum, dissolved [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
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
Phosphate, ortho [as P]30-day averagereport only (mg/L)all year001
Chlorine, total residualdaily maximum≤ 2 mg/Lall year001
E. coli30-day geometric mean≤ 126 #/100mLall year001
E. coli7-day geometric mean≤ 158 #/100mLall year001
Nitrogen, ammonia [NH3-N]maximum monthly averagereport only (mg/L)all year001
Nitrogen, ammonia [NH3-N]maximum monthly average≤ 9 mg/LApr–Jun001
Nitrogen, ammonia [NH3-N]maximum monthly average≤ 6 mg/LJan, Feb, Mar, Jul, Aug, Sep, Oct, Nov, Dec001
Nitrogen, ammonia [NH3-N]daily maximum≤ 18 mg/Lall year001
Nitrogen, ammonia [NH3-N]daily maximum≤ 18 mg/LApr–Jun001
Nitrogen, ammonia [NH3-N]daily maximum≤ 18 mg/LJan, Feb, Mar, Jul, Aug, Sep, Oct, Nov, Dec001
Nitrogen, nitrate total [as NO3]maximum monthly averagereport only (mg/L)all year001
Nitrogen, nitrite total [as NO2]maximum monthly 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
BOD, 5-day, percent removalminimum % removal≥ 85 %all year001
Solids, suspended percent removalminimum % removal≥ 85 %all year001
Flow, totaldaily maximum≤ 10.4 MGDall year001
Flow, totalmaximum monthly average≤ 8.4 MGDall year001
Oil and grease visualdaily maximum≤ 0 N=0;Y=1all year001
Pass/Fail Static Renewal 7 Day Chronic Ceriodaphnia dubiadaily maximum≤ 0 pass=0;fail=1all year001
Pass/Fail Static Renewal 7Day Chronic Pimephales promelasdaily maximum≤ 0 pass=0;fail=1all year001
Turbiditymaximum daily average≤ 2 NTUall year001R
Turbiditymaximum≤ 5 NTUall year001R
BOD, 5-daymaximum monthly average≤ 10 mg/Lall year001R
pHminimum≥ 6 SUall year001R
pHmaximum≤ 9 SUall year001R
Phosphorus, total [as P]annual averagereport only (mg/L)all year001R
Chlorine, total residualminimum≥ 1 mg/Lall year001R
E. colimaximum monthly average≤ 10 #/100mLall year001R
Flow, totalmaximum monthly averagereport only (MGD)all year001R

How strict are these limits?

Cited limits by parameter: Utah'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/UT0020109 · MCP: https://passage-data.com/mcp