TIMPANOGOS SANITARY SEWER DISTRICT

NPDES permit UT0023639 · Major POTW · effective, expires 2030-12-31 · EPA's file as of 2026-09-19

Check this month's numbers before you file
Watch this permit — $79 a month. Every Monday, from EPA's newest files: the next report due and when, whether EPA's file holds your last one, any change to this permit's limits or status, and the renewal date.

EPA's record, 2025-09-01 to 2026-08-31

1values over a limit
0required values missing, on 0 form(s)
1of 18 forms filed late

Last period with anything received: 2026-07-31. Most often over: Solids, total suspended (1).

Reporting

Reports are due about 28 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (69)

OutfallParameterStatisticLimitMonths
001Oxygen, dissolved [DO]DAILY MN >= 5 mg/L all year
001BOD, 5-day, 20 deg. CMX MO AV <= 25 mg/L all year
001BOD, 5-day, 20 deg. CMX WK AV <= 35 mg/L all year
001BOD, 5-day, 20 deg. CMX MO AV report only all year
001BOD, 5-day, 20 deg. CMX WK AV report only all year
001pHDAILY MN >= 6.5 SU all year
001pHDAILY MX <= 9 SU all year
001Solids, total suspendedMX MO AV <= 25 mg/L all year
001Solids, total suspendedMX WK AV <= 35 mg/L all year
001Solids, total suspendedMX MO AV report only all year
001Solids, total suspendedMX WK AV report only all year
001Oil & GreaseDAILY MX <= 10 mg/L all year
001Nitrogen, ammonia total [as N]MX MO AV <= 10.1 mg/L Apr, May, Jun
001Nitrogen, ammonia total [as N]MX MO AV <= 5.2 mg/L Jul, Aug, Sep
001Nitrogen, ammonia total [as N]MX MO AV <= 13.7 mg/L Oct, Nov, Dec
001Nitrogen, ammonia total [as N]MX MO AV <= 13.7 mg/L Jan, Feb, Mar
001Nitrogen, ammonia total [as N]DAILY MX <= 14 mg/L Apr, May, Jun
001Nitrogen, ammonia total [as N]DAILY MX <= 11.4 mg/L Jul, Aug, Sep
001Nitrogen, ammonia total [as N]DAILY MX <= 17.7 mg/L Oct, Nov, Dec
001Nitrogen, ammonia total [as N]DAILY MX <= 17.8 mg/L Jan, Feb, Mar
001Nitrogen, ammonia total [as N]MX MO AV <= 1311 lb/d Jul, Aug, Sep
001Nitrogen, ammonia total [as N]MX MO AV <= 3418 lb/d Oct, Nov, Dec
001Nitrogen, ammonia total [as N]MX MO AV <= 3418 lb/d Jan, Feb, Mar
001Nitrogen, ammonia total [as N]MX MO AV <= 2528 lb/d Apr, May, Jun
001Nitrogen, ammonia total [as N]DAILY MX <= 2854 lb/d Jul, Aug, Sep
001Nitrogen, ammonia total [as N]DAILY MX <= 4423 lb/d Oct, Nov, Dec
001Nitrogen, ammonia total [as N]DAILY MX <= 4459 lb/d Jan, Feb, Mar
001Nitrogen, ammonia total [as N]DAILY MX <= 3494 lb/d Apr, May, Jun
001Nitrogen, Kjeldahl, total [as N]MX MO AV report only all year
001Nitrogen, Kjeldahl, total [as N]MX MO AV report only all year
001Phosphorus, total [as P]MX MO AV report only all year
001Phosphorus, total [as P]ANNL AVG <= 1 mg/L all year
001Phosphorus, total [as P]MX MO AV report only all year
001Cyanide, total [as CN]QB report only all year
001Cyanide, total [as CN]QB report only all year
001Arsenic, total [as As]QB report only all year
001Arsenic, total [as As]QB report only all year
001Cadmium, total [as Cd]QB report only all year
001Cadmium, total [as Cd]QB report only all year
001Chromium, total [as Cr]QB report only all year
001Chromium, total [as Cr]QB report only all year
001Copper, total [as Cu]QB report only all year
001Copper, total [as Cu]QB report only all year
001Lead, total [as Pb]QB report only all year
001Lead, total [as Pb]QB report only all year
001Molybdenum, total [as Mo]QB report only all year
001Molybdenum, total [as Mo]QB report only all year
001Nickel, total [as Ni]QB report only all year
001Nickel, total [as Ni]QB report only all year
001Silver, total [as Ag]QB report only all year
001Silver, total [as Ag]QB report only all year
001Zinc, total [as Zn]QB report only all year
001Zinc, total [as Zn]QB report only all year
001Selenium, total [as Se]QB report only all year
001Selenium, total [as Se]QB report only all year
001Phosphorus, orthoMX MO AV report only all year
001E. coli30DA GEO <= 126 #/100mL all year
001E. coli7 DA GEO <= 158 #/100mL all year
001Solids, total dissolvedMX MO AV report only all year
001Nitrogen, nitrate total [as NO3]MX MO AV report only all year
001Nitrogen, nitrite total [as NO2]MX MO AV report only all year
001Mercury, total [as Hg]QB report only all year
001Mercury, total [as Hg]QB report only all year
001BOD, 5-day, percent removalMN % RMV >= 85 % all year
001Solids, suspended percent removalMN % RMV >= 85 % all year
001Flow, totalMX MO AV <= 30 MGD all year
001Flow, totalMX MO AV report only all year
001Pass/Fail Static Renewal 7 Day Chronic Ceriodaphnia dubiaDAILY MX <= 0 pass=0;fail=1 Apr, May, Jun, Oct, Nov, Dec
001Pass/Fail Static Renewal 7Day Chronic Pimephales promelasDAILY MX <= 0 pass=0;fail=1 Jan, Feb, Mar, Jul, Aug, Sep

Built from EPA's ECHO bulk files. EPA's file, not the permit document, is the source: read your permit. Check a report before you file it · All states