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Clean Water Act discharge permit · NPDES MIS040016

ANN ARBOR PS MS4-WASHTENAW, Ann Arbor, MI: NPDES MIS040016 discharge permit, effluent exceedances, inspections, penalties

ANN ARBOR PS MS4-WASHTENAW, held by Ann Arbor Public Schools, holds NPDES permit MIS040016. EPA’s file records it issued October 6, 2003 and expiring April 1, 2008. 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 ANN ARBOR PS MS4-WASHTENAW: its NPDES ID, its permit type and status, its dates, its address in Ann Arbor, Michigan. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MIS040016.

Identity

Facility as filedANN ARBOR PS MS4-WASHTENAW
Permittee as filedAnn Arbor Public Schools
NPDES IDMIS040016
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
IssuedOctober 6, 2003
Expiration dateApril 1, 2008
Issuing agencyState
AddressAnn Arbor, MI 48104
Receiving water impaired303(D) Listed
SubwatershedSwift Drain-Huron River (HUC 040900050402)
NAICS924110 – Administration of Air and Water Resource and Solid Waste Management Programs
SIC9511 – Air, Water, & Solid Waste Management

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 MIS040016.

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 MIS040016.

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, MIS040016.

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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 MIS040016 there.

Nearby on the register

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

What this page shows

The ANN ARBOR PS MS4-WASHTENAW permit, held by Ann Arbor Public Schools and carrying NPDES ID MIS040016, is one of 39 general permit coverages in Ann Arbor, and 82.1% of those 39 coverages have a violation on file. It sits among 26 NPDES permits in the Swift Drain-Huron River subwatershed, and it has no pollutants under a numeric limit and no pollutants with an effluent exceedance.