MEPCO, LLC

NPDES permit WV1007751 · Minor NON-POTW · effective, expires 2030-10-02 · 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
90required values missing, on 9 form(s)
6of 30 forms filed late

Last period with anything received: 2026-05-31.

Reporting

Reports are due about 87 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (72)

OutfallParameterStatisticLimitMonths
005Flow rateMO AVG report only all year
005Flow rateMO MAX report only all year
005Specific conductanceMO MIN report only all year
005Specific conductanceMO AVG report only all year
005Specific conductanceMO MAX report only all year
005pHMO MIN >= 6 SU all year
005pHMO MAX <= 9 SU all year
005Solids, total suspendedMO MIN report only all year
005Solids, total suspendedMO AVG <= 35 mg/L all year
005Solids, total suspendedMO MAX <= 70 mg/L all year
005Solids, settleableMO MIN report only all year
005Solids, settleableMO AVG report only all year
005Solids, settleableMO MAX <= .5 mL/L all year
005Sulfate, total [as SO4]MO MIN report only all year
005Sulfate, total [as SO4]MO AVG report only all year
005Sulfate, total [as SO4]MO MAX report only all year
005Iron, total [as Fe]MO MIN report only all year
005Iron, total [as Fe]MO AVG <= 1.42 mg/L all year
005Iron, total [as Fe]MO MAX <= 2.46 mg/L all year
005Aluminum, total [as Al]MO MIN report only all year
005Aluminum, total [as Al]MO AVG <= .43 mg/L all year
005Aluminum, total [as Al]MO MAX <= .75 mg/L all year
005Aluminum, dissolved [as Al]MO MIN report only all year
005Aluminum, dissolved [as Al]MO AVG report only all year
005Aluminum, dissolved [as Al]MO MAX report only all year
005Solids, total dissolvedMO MIN report only all year
005Solids, total dissolvedMO AVG report only all year
005Solids, total dissolvedMO MAX report only all year
DGR-1Stream flow, instantaneousMO AVG report only all year
DGR-1Stream flow, instantaneousMO MAX report only all year
DGR-1Specific conductanceMO MIN report only all year
DGR-1Specific conductanceMO AVG report only all year
DGR-1Specific conductanceMO MAX report only all year
DGR-1pHMO MIN report only all year
DGR-1pHMO MAX report only all year
DGR-1Sulfate, total [as SO4]MO MIN report only all year
DGR-1Sulfate, total [as SO4]MO AVG report only all year
DGR-1Sulfate, total [as SO4]MO MAX report only all year
DGR-1Iron, total [as Fe]MO MIN report only all year
DGR-1Iron, total [as Fe]MO AVG report only all year
DGR-1Iron, total [as Fe]MO MAX report only all year
DGR-1Aluminum, total [as Al]MO MIN report only all year
DGR-1Aluminum, total [as Al]MO AVG report only all year
DGR-1Aluminum, total [as Al]MO MAX report only all year
DGR-1Aluminum, dissolved [as Al]MO MIN report only all year
DGR-1Aluminum, dissolved [as Al]MO AVG report only all year
DGR-1Aluminum, dissolved [as Al]MO MAX report only all year
DGR-1Solids, total dissolvedMO MIN report only all year
DGR-1Solids, total dissolvedMO AVG report only all year
DGR-1Solids, total dissolvedMO MAX report only all year
UGR-1Stream flow, instantaneousMO AVG report only all year
UGR-1Stream flow, instantaneousMO MAX report only all year
UGR-1Specific conductanceMO MIN report only all year
UGR-1Specific conductanceMO AVG report only all year
UGR-1Specific conductanceMO MAX report only all year
UGR-1pHMO MIN report only all year
UGR-1pHMO MAX report only all year
UGR-1Sulfate, total [as SO4]MO MIN report only all year
UGR-1Sulfate, total [as SO4]MO AVG report only all year
UGR-1Sulfate, total [as SO4]MO MAX report only all year
UGR-1Iron, total [as Fe]MO MIN report only all year
UGR-1Iron, total [as Fe]MO AVG report only all year
UGR-1Iron, total [as Fe]MO MAX report only all year
UGR-1Aluminum, total [as Al]MO MIN report only all year
UGR-1Aluminum, total [as Al]MO AVG report only all year
UGR-1Aluminum, total [as Al]MO MAX report only all year
UGR-1Aluminum, dissolved [as Al]MO MIN report only all year
UGR-1Aluminum, dissolved [as Al]MO AVG report only all year
UGR-1Aluminum, dissolved [as Al]MO MAX report only all year
UGR-1Solids, total dissolvedMO MIN report only all year
UGR-1Solids, total dissolvedMO AVG report only all year
UGR-1Solids, total dissolvedMO MAX 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