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Clean Water Act discharge permit · NPDES MIS111642

GM-SMCO LANDFILL, Saginaw, MI: NPDES MIS111642 discharge permit, effluent exceedances, inspections, penalties

GM-SMCO LANDFILL, held by General Motors, LLC, holds NPDES permit MIS111642, which discharges to Gage Drain. EPA’s file records it issued May 14, 2021 and expiring April 1, 2026.

GM-SMCO LANDFILL, Saginaw, Michigan: Coverage under a general permit MIS111642, held by General Motors, LLC; Effective; issued May 14, 2021, term to April 1, 2026, by State; discharges to Gage Drain; Aluminum Foundries [Except Die-Casting].

Other permits held by General Motors, LLC

GM-SMCO LANDFILL among its neighbors

EPA’s permit file holds 31 discharge permits in the Crow Island-Saginaw River subwatershed (HUC 040802060201), MIS111642 among them.

Other permits in the Crow Island-Saginaw River subwatershed (HUC 040802060201)

What the register holds for GM-SMCO LANDFILL: its NPDES ID, its permit type and status, its dates, its address in Saginaw, Michigan, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MIS111642.

Identity

Facility as filedGM-SMCO LANDFILL
Permittee as filedGeneral Motors, LLC
NPDES IDMIS111642
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedMay 14, 2021
Expiration dateApril 1, 2026
Issuing agencyState
AddressSaginaw, MI 48601
Receiving waterGage Drain
Receiving water impaired303(D) Listed
SubwatershedCrow Island-Saginaw River (HUC 040802060201)
NAICS331524 – Aluminum Foundries [Except Die-Casting]
SIC3365 – Aluminum Foundries

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES MIS111642.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES MIS111642.

Inspections

EPA’s inspection file holds no inspection for NPDES MIS111642.

Formal enforcement and penalties

0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.

Informal enforcement

EPA’s informal enforcement file holds no action for NPDES MIS111642.

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Nearby on the register

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

What this page shows

This public-records page covers Clean Water Act NPDES permit MIS111642 for GM-SMCO LANDFILL in Saginaw, Michigan, held by General Motors, LLC, with a status of Effective and a discharger class of Minor discharger. The page lists 0 pollutants under a numeric limit and 0 pollutants with an effluent exceedance, and it records the permit as issued May 14, 2021 and expiring April 1, 2026.