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Clean Water Act discharge permit · NPDES MIS510868

JEFFERSON NORTH MARINA, Chesterfield, MI: NPDES MIS510868 discharge permit, effluent exceedances, inspections, penalties

JEFFERSON NORTH MARINA, held by Jefferson North Marina, holds NPDES permit MIS510868, which discharges to Salt River. EPA’s file records it issued June 8, 2020 and expiring April 1, 2025. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

What the register holds for JEFFERSON NORTH MARINA: its NPDES ID, its permit type and status, its dates, its address in Chesterfield, Michigan, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MIS510868.

Identity

Facility as filedJEFFERSON NORTH MARINA
Permittee as filedJefferson North Marina
NPDES IDMIS510868
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedJune 8, 2020
Expiration dateApril 1, 2025
Issuing agencyState
AddressChesterfield, MI 48047
Receiving waterSalt River
SubwatershedSalt River (HUC 040900020105)
SIC4493 – Marinas

Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES MIS510868.

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 MIS510868.

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, MIS510868.

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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 MIS510868 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.

What this page shows

The JEFFERSON NORTH MARINA permit is one of 21 general permit coverages in Chesterfield on EPA's NPDES register, where 19.0% of such coverages carry a violation on file. It sits among 13 NPDES permits in the Salt River subwatershed and has no pollutants under a numeric limit or with an effluent exceedance (both counted as 0).