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Sewage treatment plant, major discharger, Kaysville, Utah. NPDES permit UT0020974 expired Apr 30, 2025; its limits still apply. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months |
|---|---|---|---|
| Temperature, water deg. fahrenheit | weekly average | report only (deg F) | all year |
| BOD, 5-day, 20 deg. C | 30-day average | ≤ 25 mg/L | all year |
| BOD, 5-day, 20 deg. C | maximum weekly average | ≤ 35 mg/L | all year |
| BOD, 5-day, 20 deg. C | 30-day average | report only (mg/L) | all year |
| pH | daily minimum | ≥ 6.5 SU | all year |
| pH | daily maximum | ≤ 9 SU | all year |
| Solids, total suspended | 30-day average | ≤ 25 mg/L | all year |
| Solids, total suspended | maximum weekly average | ≤ 35 mg/L | all year |
| Solids, total suspended | 30-day average | report only (mg/L) | all year |
| Oil & Grease | daily maximum | ≤ 10 mg/L | all year |
| Nitrogen, ammonia total [as N] | 30-day average | report only (mg/L) | all year |
| Nitrogen, Kjeldahl, total [as N] | 30-day average | report only (mg/L) | all year |
| Nitrogen, Kjeldahl, total [as N] | 30-day average | report only (mg/L) | all year |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | all year |
| Phosphorus, total [as P] | annual average | ≤ 1 mg/L | all year |
| Phosphorus, total [as P] | monthly average | report only (lb/mo) | all year |
| Phosphorus, total [as P] | 30-day average | report only (mg/L) | all year |
| Cyanide, total [as CN] | quarterly average | report only (mg/L) | all year |
| Cyanide, total [as CN] | daily maximum | report only (mg/L) | all year |
| Cyanide, total [as CN] | quarterly average | report only (mg/L) | all year |
| Cyanide, total [as CN] | daily maximum | report only (mg/L) | all year |
| Arsenic, total [as As] | quarterly average | report only (mg/L) | all year |
| Arsenic, total [as As] | daily maximum | report only (mg/L) | all year |
| Arsenic, total [as As] | quarterly average | report only (mg/L) | all year |
| Arsenic, total [as As] | daily maximum | report only (mg/L) | all year |
| Cadmium, total [as Cd] | quarterly average | report only (mg/L) | all year |
| Cadmium, total [as Cd] | daily maximum | report only (mg/L) | all year |
| Cadmium, total [as Cd] | quarterly average | report only (mg/L) | all year |
| Cadmium, total [as Cd] | daily maximum | report only (mg/L) | all year |
| Chromium, total [as Cr] | quarterly average | report only (mg/L) | all year |
| Chromium, total [as Cr] | daily maximum | report only (mg/L) | all year |
| Chromium, total [as Cr] | quarterly average | report only (mg/L) | all year |
| Chromium, total [as Cr] | daily maximum | report only (mg/L) | all year |
| Copper, total [as Cu] | quarterly average | report only (mg/L) | all year |
| Copper, total [as Cu] | daily maximum | report only (mg/L) | all year |
| Copper, total [as Cu] | quarterly average | report only (mg/L) | all year |
| Copper, total [as Cu] | daily maximum | report only (mg/L) | all year |
| Lead, total [as Pb] | quarterly average | report only (mg/L) | all year |
| Lead, total [as Pb] | daily maximum | report only (mg/L) | all year |
| Lead, total [as Pb] | quarterly average | report only (mg/L) | all year |
| Lead, total [as Pb] | daily maximum | report only (mg/L) | all year |
| Molybdenum, total [as Mo] | quarterly average | report only (mg/L) | all year |
| Molybdenum, total [as Mo] | daily maximum | report only (mg/L) | all year |
| Molybdenum, total [as Mo] | quarterly average | report only (mg/L) | all year |
| Molybdenum, total [as Mo] | daily maximum | report only (mg/L) | all year |
| Nickel, total [as Ni] | quarterly average | report only (mg/L) | all year |
| Nickel, total [as Ni] | daily maximum | report only (mg/L) | all year |
| Nickel, total [as Ni] | quarterly average | report only (mg/L) | all year |
| Nickel, total [as Ni] | daily maximum | report only (mg/L) | all year |
| Silver, total [as Ag] | quarterly average | report only (mg/L) | all year |
| Silver, total [as Ag] | daily maximum | report only (mg/L) | all year |
| Silver, total [as Ag] | quarterly average | report only (mg/L) | all year |
| Silver, total [as Ag] | daily maximum | report only (mg/L) | all year |
| Zinc, total [as Zn] | quarterly average | report only (mg/L) | all year |
| Zinc, total [as Zn] | daily maximum | report only (mg/L) | all year |
| Zinc, total [as Zn] | quarterly average | report only (mg/L) | all year |
| Zinc, total [as Zn] | daily maximum | report only (mg/L) | all year |
| Aluminum, total [as Al] | quarterly average | report only (mg/L) | all year |
| Selenium, total [as Se] | quarterly average | report only (mg/L) | all year |
| Selenium, total [as Se] | daily maximum | report only (mg/L) | all year |
| Selenium, total [as Se] | quarterly average | report only (mg/L) | all year |
| Selenium, total [as Se] | daily maximum | report only (mg/L) | all year |
| Phosphate, ortho [as P] | 30-day average | report only (mg/L) | all year |
| Flow, in conduit or thru treatment plant | 30-day average | report only (MGD) | all year |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year |
| Flow, in conduit or thru treatment plant | 30-day average | report only (MGD) | all year |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year |
| Chlorine, total residual | weekly average | report only (mg/L) | all year |
| E. coli | 30-day geometric mean | ≤ 126 #/100mL | all year |
| E. coli | 7-day geometric mean | ≤ 157 #/100mL | all year |
| Nitrogen, nitrate total [as NO3] | maximum monthly average | report only (mg/L) | all year |
| Nitrogen, nitrite total [as NO2] | maximum monthly average | report only (mg/L) | all year |
| Mercury, total [as Hg] | quarterly average | report only (mg/L) | all year |
| Mercury, total [as Hg] | daily maximum | report only (mg/L) | all year |
| Mercury, total [as Hg] | quarterly average | report only (mg/L) | all year |
| Mercury, total [as Hg] | daily maximum | report only (mg/L) | all year |
| BOD, 5-day, percent removal | minimum % removal | ≥ 80 % | all year |
| Solids, suspended percent removal | minimum % removal | ≥ 80 % | all year |
| Pass/Fail Static 4 Day Chronic Pimephales Promelas | quarterly maximum | report only (pass=0;fail=1) | Apr, May, Jun, Oct, Nov, Dec |
| Pass/Fail Static Renewal 48Hr Acute Ceriodaphnia dubia | quarterly maximum | report only (pass=0;fail=1) | Jan, Feb, Mar, Jul, Aug, Sep |
| Pass/Fail Static Renewal 96Hr Acute Pimephales Promelas | quarterly maximum | report only (pass=0;fail=1) | Apr, May, Jun, Oct, Nov, Dec |
| Pass/Fail Static Renewal 7 Day Chronic Ceriodaphnia dubia | quarterly maximum | report only (pass=0;fail=1) | Jan, Feb, Mar, Jul, Aug, Sep |
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/UT0020974 · MCP: https://passage-data.com/mcp