ARCADIS

NPDES permit MI0057428 · Minor NON-POTW · administratively continued, expires 2018-10-01 · 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.

This permit expired on 2018-10-01 and is administratively continued: its last limits keep applying until a new permit is issued, and EPA still expects the reports.

EPA's record, 2025-09-01 to 2026-08-31

1values over a limit
3required values missing, on 2 form(s)
1of 11 forms filed late

Last period with anything received: 2026-07-31. Most often over: TU Static 24 Hr Acute Daphnia magna (1).

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 (44)

OutfallParameterStatisticLimitMonths
001pHDAILY MN >= 6.5 SU all year
001pHDAILY MX <= 9 SU all year
001Phosphorus, total [as P]MO AVG <= 1 mg/L all year
001Phosphorus, total [as P]DAILY MX report only all year
001Phosphorus, total [as P]MO AVG <= 12 lb/d all year
001Phosphorus, total [as P]DAILY MX report only all year
001Acetic acidDAILY MX report only Mar, Sep
0012,4-DimethylphenolDAILY MX report only Mar, Sep
001Di[2-ethylhexyl] phthalate [DEHP]DAILY MX report only Mar, Sep
001PhenolsDAILY MX report only Mar, Sep
001Equipment inspection - visualVALUE report only 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
001Chlorine, total residualDAILY MX <= 38 ug/L all year
001Acetate, TotalDAILY MX report only Mar, Sep
001PropanalDAILY MX report only Mar, Sep
001PentanalDAILY MX report only Mar, Sep
001m-TolualdehydeDAILY MX report only Mar, Sep
001HexanalDAILY MX report only Mar, Sep
001ButanalDAILY MX report only Mar, Sep
001Toxicity [acute], Ceriodaphnia dubiaDAILY MX <= 3 tox acute Feb, Apr, Jun, Aug, Oct, Dec
001Solids, total dissolvedDAILY MX report only all year
001FormaldehydeDAILY MX report only Mar, Sep
001Ethyl ether, by gas chromatographDAILY MX report only Mar, Sep
0012-HexanoneDAILY MX report only Mar, Sep
001AcetaldehydeDAILY MX report only Mar, Sep
001Ethylene glycolDAILY MX report only Mar, Sep
001CyclohexanoneDAILY MX report only Mar, Sep
001p-CresolDAILY MX report only Mar, Sep
0013-MethylphenolDAILY MX report only Mar, Sep
0012-MethylnaphthaleneDAILY MX report only Mar, Sep
0012-ButanoneDAILY MX report only Mar, Sep
001o-Cresol [2-Methylphenol]DAILY MX report only Mar, Sep
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 25 mg/L all year
001BOD, carbonaceous [5 day, 20 C]DAILY MX <= 40 mg/L all year
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 300 lb/d all year
001BOD, carbonaceous [5 day, 20 C]DAILY MX <= 480 lb/d all year
001AcetoneDAILY MX report only Mar, Sep
001TetrahydrofuranDAILY MX report only Mar, Sep
001Ethylene glycolDAILY MX report only Mar, Sep
001Outfall observation,visual, y/n responseVALUE report only all year
001Toxic Units Static 24 Hr Acute Ceriodaphnia dubiaDAILY MX <= 3 tox acute Feb, Apr, Jun, Aug, Oct, Dec
001TU Static 24 Hr Acute Daphnia magnaDAILY MX <= 3 tox acute Feb, Apr, Jun, Aug, Oct, Dec
001TU Static 24 Hr Acute Pimephales promelasDAILY MX <= 3 tox acute Feb, Apr, Jun, Aug, Oct, Dec

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