Autoliv ASP Inc, Promontory Plant

NPDES permit UT0024911 · Minor NON-POTW · effective, expires 2027-07-31 · EPA's file as of 2026-09-26

Keep this permit as a site — opens New site at EPA's facility point (40.675333, -112.444333); you set the radius.

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.

These are the last limits EPA's file holds for this permit, from an earlier version of it (version 0 in EPA's file): its current version carries none yet. Read your permit: a renewal can change them.

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

0values over a limit
0required values missing, on 0 form(s)
4of 11 forms filed late

Last period with anything received: 2026-04-30.

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).

How strict are these limits?

Each concentration limit against the same limit in comparable permits. Where it appears more than once, its strictest value.

8 other limits: fewer than 20 comparable permits.

Limits in force (20)

OutfallParameterStatisticLimitMonths
001Oxygen, dissolved [DO]daily minimum >= 5 mg/L all year
001BOD, 5-day, 20 deg. Cmaximum monthly average <= 25 mg/L all year
001BOD, 5-day, 20 deg. Cmaximum weekly average <= 35 mg/L all year
001pHdaily minimum >= 6.5 SU all year
001pHdaily maximum <= 9 SU all year
001Solids, total suspendedmaximum monthly average <= 31 mg/L all year
001Solids, total suspendeddaily minimum >= 60 mg/L all year
001Oil & Greasemaximum monthly average <= 26 mg/L all year
001Oil & Greasedaily minimum >= 52 mg/L all year
001Copper, total [as Cu]maximum monthly average <= .426 mg/L all year
001Copper, total [as Cu]daily minimum >= .0229 mg/L all year
001Selenium, total [as Se]daily maximum <= 66.9 ug/L all year
001Flow, in conduit or thru treatment plantdaily maximum report only all year
001Flow, in conduit or thru treatment plantdaily maximum <= .03 MGD all year
001Solids, total dissolved [TDS]maximum monthly average <= 3800 mg/L Mar, Apr, May, Jun, Jul, Aug, Sep, Oct
001Solids, total dissolved [TDS]maximum monthly average <= 4700 mg/L Jan, Feb, Nov, Dec
001Solids, total dissolved [TDS]daily maximum <= 4900 mg/L Mar, Apr, May, Jun, Jul, Aug, Sep, Oct
001Solids, total dissolved [TDS]daily maximum <= 6300 mg/L Jan, Feb, Nov, Dec
001Pass/Fail Static Renewal 96Hr Acute Ceriodaphnia dubiadaily maximum <= 0 fail=0;pass=1 Feb, Mar, Apr, Aug, Sep, Oct
001Pass/Fail Static Renewal 96Hr Acute Pimephales Promelasdaily maximum <= 0 fail=0;pass=1 Jan, May, Jun, Jul, Nov, Dec

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