Anadarko E&P Onshore, LLC

NPDES permit WY0044164 · Minor NON-POTW · effective, expires 2027-07-31 · 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

0values over a limit
0required values missing, on 0 form(s)
0of 12 forms filed late

Last period with anything received: 2026-06-30.

Reporting

Reports are due about 28 days after each monitoring period ends (the most common figure among WY permits in EPA's filings — check your permit).

Limits in force (19)

OutfallParameterStatisticLimitMonths
001Specific conductanceDAILY MX <= 7500 umho/cm all year
001pHINST MIN >= 6.5 SU all year
001pHINST MAX <= 9 SU all year
001Iron, dissolved [as Fe]DAILY MX <= 1000 ug/L all year
001ChlorideDAILY MX <= 2000 mg/L all year
001Solids, total dissolvedDAILY MX <= 5000 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
CU1Specific conductanceDAILY MX report only all year
CU1pHINST MIN report only all year
CU1pHINST MAX report only all year
CU1Fluoride, dissolved [as F]DAILY MX report only all year
CU1Selenium, total [as Se]DAILY MX report only all year
CU1ChlorideDAILY MX report only all year
CU1Solids, total dissolvedDAILY MX report only all year
CU1SulfateDAILY 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