South Pass Petroleum Inc.

NPDES permit WY0028860 · Minor NON-POTW · effective, expires 2026-11-30 · 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 25 forms filed late

Last period with anything received: 2026-08-31. Most often over: Aluminum, dissolved [as Al] (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 (14)

OutfallParameterStatisticLimitMonths
001Specific conductanceDAILY MX <= 7500 umho/cm all year
001Sulfide, total [as S]DAILY MX report only all year
001Zinc, dissolved [as Zn]INST MAX <= 36.2 ug/L (alert) all year
001Aluminum, dissolved [as Al]DAILY MX <= 760 ug/L all year
001ChlorideDAILY MX <= 2000 mg/L all year
001FlowDAILY MX report only all year
001FlowDAILY MX report only all year
001FlowMO AVG report only all year
001FlowMO AVG report only all year
001SulfateDAILY MX <= 3000 mg/L all year
001Produced water, oil and greaseDAILY MX <= 10 mg/L all year
DMP1pHINST MAX report only all year
DMP1pHINST MIN report only all year
DMP1Sulfide, total [as S]DAILY MX report only all year

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