DTE Energy Company

NPDES permit MI0003662 · Minor NON-POTW · effective, expires 2028-10-01 · 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

0values over a limit
0required values missing, on 0 form(s)
3of 33 forms filed late

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

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
001Temperature, water deg. fahrenheitMO AVG report only all year
001Temperature, water deg. fahrenheitDAILY MX report only all year
001pHDAILY MN >= 6.5 SU all year
001pHDAILY MX <= 9 SU all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Outfall observation,visual, y/n responseVALUE report only all year
IN1Temperature, water deg. fahrenheitMO AVG report only all year
IN1Temperature, water deg. fahrenheitDAILY MX report only all year
IN1Flow, in conduit or thru treatment plantMO AVG report only all year
IN1Flow, in conduit or thru treatment plantDAILY MX report only all year
IN1Cooling Water Intake VelocityDAILY MX = .5 ft/sec all year
IN2Flow, in conduit or thru treatment plantMO AVG report only all year
IN2Flow, in conduit or thru treatment plantDAILY 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