Granite Creek Energy, LLC

NPDES permit WY0097027 · Minor NON-POTW · effective, expires 2030-04-30 · EPA's file as of 2026-09-19

Check this month's numbers before you file

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

0values over a limit
0required values missing, on 0 form(s)
83of 83 forms filed late

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

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).

Limits in force (45)

OutfallParameterStatisticLimitMonths
001Specific conductanceDAILY MX <= 7500 umho/cm all year
001pHINST MIN >= 6.5 SU all year
001pHINST MAX <= 9 SU all year
001Sulfide, total [as S]DAILY MX report only all year
001Sulfate, total [as SO4]DAILY MX <= 3000 mg/L all year
001ChlorideDAILY MX <= 2000 mg/L all year
001FlowDAILY MX report only all year
001FlowMO AVG report only all year
001Produced water, oil and greaseDAILY MX <= 10 mg/L all year
002Specific conductanceDAILY MX <= 7500 umho/cm all year
002pHINST MIN >= 6.5 SU all year
002pHINST MAX <= 9 SU all year
002Sulfide, total [as S]DAILY MX report only all year
002Sulfate, total [as SO4]DAILY MX <= 3000 mg/L all year
002ChlorideDAILY MX <= 2000 mg/L all year
002FlowDAILY MX report only all year
002FlowMO AVG report only all year
002Produced water, oil and greaseDAILY MX <= 10 mg/L all year
003Specific conductanceDAILY MX <= 7500 umho/cm all year
003pHINST MIN >= 6.5 SU all year
003pHINST MAX <= 9 SU all year
003Sulfide, total [as S]DAILY MX report only all year
003Sulfate, total [as SO4]DAILY MX <= 3000 mg/L all year
003ChlorideDAILY MX <= 2000 mg/L all year
003FlowDAILY MX report only all year
003FlowMO AVG report only all year
003Produced water, oil and greaseDAILY MX <= 10 mg/L all year
005Specific conductanceDAILY MX <= 7500 umho/cm all year
005pHINST MIN >= 6.5 SU all year
005pHINST MAX <= 9 SU all year
005Sulfide, total [as S]DAILY MX report only all year
005Sulfate, total [as SO4]DAILY MX <= 3000 mg/L all year
005ChlorideDAILY MX <= 2000 mg/L all year
005FlowDAILY MX report only all year
005FlowMO AVG report only all year
005Produced water, oil and greaseDAILY MX <= 10 mg/L all year
DMP1pHINST MIN report only all year
DMP1pHINST MAX report only all year
DMP1Sulfide, total [as S]DAILY MX report only all year
DMP4pHINST MIN report only all year
DMP4pHINST MAX report only all year
DMP4Sulfide, total [as S]DAILY MX report only all year
DMP5pHINST MIN report only all year
DMP5pHINST MAX report only all year
DMP5Sulfide, 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