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Clean Water Act discharge permit · NPDES MIS210971

CANTON PLYMOUTH METTETAL - MDOT, Canton, MI: NPDES MIS210971 discharge permit, effluent exceedances, inspections, penalties

CANTON PLYMOUTH METTETAL - MDOT, held by State of Michigan, Department of Transportation, holds NPDES permit MIS210971, which discharges to Tonquish Creek. EPA’s file records it issued December 29, 2021 and expiring March 31, 2027. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

What the register holds for CANTON PLYMOUTH METTETAL - MDOT: its NPDES ID, its permit type and status, its dates, its address in Canton, Michigan, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MIS210971.

Identity

Facility as filedCANTON PLYMOUTH METTETAL - MDOT
Permittee as filedState of Michigan, Department of Transportation
NPDES IDMIS210971
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedDecember 29, 2021
Expiration dateMarch 31, 2027
Issuing agencyState
AddressCanton, MI 48187
Receiving waterTonquish Creek
Receiving water impaired303(D) Listed
SubwatershedTonquish Creek (HUC 040900040202)

Cited to the EPA ICIS-NPDES permit file (ECHO download).

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES MIS210971.

Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES MIS210971.

Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.

Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.

Watch this permit

One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, MIS210971.

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How we handle your data → Privacy

EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID MIS210971 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.

What this page shows

Among the 6 general permit coverages in Canton, the CANTON PLYMOUTH METTETAL - MDOT permit is one of several, with 16.7% of that group carrying a violation on file, while this permit records none of its pollutants under a numeric limit or any effluent exceedance. Its place within the 26 NPDES permits in the Tonquish Creek subwatershed, this one included, is also notable, as 50.0% of the 6 Canton general permit coverages were issued earlier than this one.