Merit Energy Company

NPDES permit WY0001911 · Minor NON-POTW · effective, expires 2030-06-30 · 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

0values over a limit
0required values missing, on 0 form(s)
0of 30 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 (20)

OutfallParameterStatisticLimitMonths
002pHINST MAX <= 9 SU all year
002pHINST MIN >= 6.5 SU all year
002Sulfide, total [as S]DAILY MX report only all year
002Radium 226, totalDAILY MX <= 60 pCi/L all year
002DurationMO TOTAL report only all year
002FlowDAILY MX <= 10.268 MGD all year
002FlowMO AVG report only all year
002Produced water, oil and greaseDAILY MX <= 10 mg/L all year
002Pass/Fail Static 48Hr Acute Daphnia Magna4C <= 0 pass=0;fail=1 all year
002Pass/Fail Static 96 Hr Acute Pimephales Promelas9D <= 0 pass=0;fail=1 all year
DMPApHINST MAX report only all year
DMPApHINST MIN report only all year
DMPASulfide, total [as S]DAILY MX report only all year
DMPAPass/Fail Static 48Hr Acute Daphnia Magna4C <= 0 pass=0;fail=1 all year
DMPAPass/Fail Static 96 Hr Acute Pimephales Promelas9D <= 0 pass=0;fail=1 all year
DMPBpHINST MAX report only all year
DMPBpHINST MIN report only all year
DMPBSulfide, total [as S]DAILY MX report only all year
DMPBPass/Fail Static 48Hr Acute Daphnia Magna4C <= 0 pass=0;fail=1 all year
DMPBPass/Fail Static 96 Hr Acute Pimephales Promelas9D <= 0 pass=0;fail=1 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