U.S. Department of Interior, U.S. Geological Survey

NPDES permit MI0005100 · Minor FEDERAL · effective, expires 2026-10-01 · 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

4values over a limit
0required values missing, on 0 form(s)
2of 22 forms filed late

Last period with anything received: 2026-07-31. Most often over: pH (4).

Reporting

Reports are due about 21 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (14)

OutfallParameterStatisticLimitMonths
007pHDAILY MN >= 6.5 SU all year
007pHDAILY MX <= 9 SU 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
007Chlorine, total residualDAILY MX <= 38 ug/L all year
007Chlorination durationDAILY MX report only all year
007Outfall observation,visual, y/n responseVALUE report only all year
008pHDAILY MN >= 6.5 SU all year
008pHDAILY MX <= 9 SU all year
008Flow, in conduit or thru treatment plantMO AVG report only all year
008Flow, in conduit or thru treatment plantDAILY MX report only all year
008Chlorine, total residualDAILY MX <= 38 ug/L all year
008Chlorination durationDAILY MX report only all year
008Outfall observation,visual, y/n responseVALUE 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