Air Quality Mine Hart Street South Portal

NPDES permit ING040134 · Minor NON-POTW · effective, expires 2031-03-31 · 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)
0of 33 forms filed late

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

Reporting

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

Limits in force (33)

OutfallParameterStatisticLimitMonths
0004pHDAILY MN >= 6 SU all year
0004pHDAILY MX <= 9 SU all year
0004Solids, total suspendedMO AVG <= 35 mg/L all year
0004Solids, total suspendedDAILY MX <= 70 mg/L all year
0004Solids, settleableDAILY MX <= .5 mL/L all year
0004Iron, total recoverableMO AVG <= 3 mg/L all year
0004Iron, total recoverableDAILY MX <= 6 mg/L all year
0004DurationDAILY MX report only all year
0004Flow, in conduit or thru treatment plantMO AVG report only all year
0004Flow, in conduit or thru treatment plantDAILY MX report only all year
0004Precipitation volumeDAILY MX report only all year
006pHDAILY MN >= 6 SU all year
006pHDAILY MX <= 9 SU all year
006Solids, total suspendedMO AVG <= 35 mg/L all year
006Solids, total suspendedDAILY MX <= 70 mg/L all year
006Solids, settleableDAILY MX <= .5 mL/L all year
006Iron, total recoverableMO AVG <= 3 mg/L all year
006Iron, total recoverableDAILY MX <= 6 mg/L all year
006DurationDAILY MX report only all year
006Flow, in conduit or thru treatment plantMO AVG report only all year
006Flow, in conduit or thru treatment plantDAILY MX report only all year
006Precipitation volumeDAILY MX report only all year
007pHDAILY MN >= 6 SU all year
007pHDAILY MX <= 9 SU all year
007Solids, total suspendedMO AVG <= 35 mg/L all year
007Solids, total suspendedDAILY MX <= 70 mg/L all year
007Solids, settleableDAILY MX <= .5 mL/L all year
007Iron, total recoverableMO AVG <= 3 mg/L all year
007Iron, total recoverableDAILY MX <= 6 mg/L all year
007DurationDAILY MX report only all year
007Flow, in conduit or thru treatment plantMO AVG report only all year
007Flow, in conduit or thru treatment plantDAILY MX report only all year
007Precipitation volumeDAILY 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