Responsible Energy Operations LLC Charger Mine

NPDES permit ING040129 · Minor NON-POTW · effective, expires 2030-12-31 · 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)
16of 46 forms filed late

Last period with anything received: 2026-07-31.

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 (48)

OutfallParameterStatisticLimitMonths
401pHDAILY MN >= 6 SU all year
401pHDAILY MX <= 9 SU all year
401Solids, total suspendedDAILY AV <= 35 mg/L all year
401Solids, total suspendedDAILY MX <= 70 mg/L all year
401Solids, settleableDAILY AV report only all year
401Solids, settleableDAILY MX <= .5 mL/L all year
401Iron, total [as Fe]DAILY AV <= 3 mg/L all year
401Iron, total [as Fe]DAILY MX <= 6 mg/L all year
401DurationMO TOTAL report only all year
401Flow, in conduit or thru treatment plantDAILY AV report only all year
401Flow, in conduit or thru treatment plantDAILY MX report only all year
401Precipitation volumeMO TOTAL report only all year
701pHDAILY MN >= 6 SU all year
701pHDAILY MX <= 9 SU all year
701Solids, total suspendedDAILY AV <= 35 mg/L all year
701Solids, total suspendedDAILY MX <= 70 mg/L all year
701Solids, settleableDAILY AV report only all year
701Solids, settleableDAILY MX <= .5 mL/L all year
701Iron, total [as Fe]DAILY AV <= 3 mg/L all year
701Iron, total [as Fe]DAILY MX <= 6 mg/L all year
701DurationMO TOTAL report only all year
701Flow, in conduit or thru treatment plantDAILY AV report only all year
701Flow, in conduit or thru treatment plantDAILY MX report only all year
701Precipitation volumeMO TOTAL report only all year
813pHDAILY MN >= 6 SU all year
813pHDAILY MX <= 9 SU all year
813Solids, total suspendedDAILY AV <= 35 mg/L all year
813Solids, total suspendedDAILY MX <= 70 mg/L all year
813Solids, settleableDAILY AV report only all year
813Solids, settleableDAILY MX <= .5 mL/L all year
813Iron, total [as Fe]DAILY AV <= 3 mg/L all year
813Iron, total [as Fe]DAILY MX <= 6 mg/L all year
813DurationMO TOTAL report only all year
813Flow, in conduit or thru treatment plantDAILY AV report only all year
813Flow, in conduit or thru treatment plantDAILY MX report only all year
813Precipitation volumeMO TOTAL report only all year
814pHDAILY MN >= 6 SU all year
814pHDAILY MX <= 9 SU all year
814Solids, total suspendedDAILY AV <= 35 mg/L all year
814Solids, total suspendedDAILY MX <= 70 mg/L all year
814Solids, settleableDAILY AV report only all year
814Solids, settleableDAILY MX <= .5 mL/L all year
814Iron, total [as Fe]DAILY AV <= 3 mg/L all year
814Iron, total [as Fe]DAILY MX <= 6 mg/L all year
814DurationMO TOTAL report only all year
814Flow, in conduit or thru treatment plantDAILY AV report only all year
814Flow, in conduit or thru treatment plantDAILY MX report only all year
814Precipitation volumeMO TOTAL 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