Clean Water Act discharge permit · NPDES MI0060162

ROCHESTER HILLS MS4-OAKLAND, Rochester Hills, MI: NPDES MI0060162 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
0Pollutants under a numeric limit
0Pollutants with an effluent exceedance
0Inspections on file
0Formal enforcement actions

ROCHESTER HILLS MS4-OAKLAND, held by City of Rochester Hills, holds NPDES permit MI0060162. EPA’s file records it issued February 28, 2024 and expiring October 1, 2025.

ROCHESTER HILLS MS4-OAKLAND, Rochester Hills, Michigan: Individual permit MI0060162, held by City of Rochester Hills; Administratively continued (past its expiration date and still in force until reissued); issued February 28, 2024, term to October 1, 2025, by State.

July 31, 2024: Permit Violations - Discharge Without a Valid Permit (ST6).
July 31, 2024: Failure to comply with a requirement regarding Post-Construction Runoff Control (ST6).
July 31, 2024: Failure to comply with a requirement regarding Illicit Discharge Detection and Elimination (ST6).
July 31, 2024: Failure to comply with a requirement regarding Pollution Prevention / Good Housekeeping (ST6).
July 21, 2022: Permit Violations - Application Incomplete (ST6).
July 21, 2022: Failure to comply with recordkeeping requirements - MS4 or MS4 discharges [40 CFR 122.41(j)] (ST6).

Other permits held by City of Rochester Hills

BROOKLANDS SPLASH PAD-ROCHESTER HILLS, Rochester Hills: MIG760091, issued August 4, 2025

ROCHESTER HILLS MS4-OAKLAND among its neighbors

EPA’s permit file holds 33 discharge permits in the Galloway Creek-Clinton River subwatershed (HUC 040900030111), MI0060162 among them.

Other permits in the Galloway Creek-Clinton River subwatershed (HUC 040900030111)

AJAX MATERIALS CORP-PLANT 3, Rochester Hills: MIS111330, minor permit, discharging to Clinton River, permit term to April 1, 2026
AJAX MATERIALS-PLT 2, Auburn Hills: MIS110420, minor permit, discharging to Galloway Ditch, permit term to April 1, 2026
ALLIED WASTE SRV-DETROIT N, Pontiac: MIS111092, minor permit, discharging to Galloway Creek, permit term to April 1, 2026
AM GENERAL TECHNOLOGY AND ENGINEERING CENTER, Auburn Hills: MIS111953, minor permit, permit term to April 1, 2021
ASPHALT SPECIALISTS INC, Pontiac: MIS111507, minor permit, discharging to Galloway Creek, permit term to April 1, 2026
AUBURN HILLS MS4-OAKLAND, Auburn Hills: MI0060087, minor permit, permit term to October 1, 2025
DYNAMIC ROBOTIC SOLUTIONS INC, Auburn Hills: MIS111788, minor permit, discharging to Galloway Creek, permit term to April 1, 2026
FPT-PONTIAC DIV LLC, Pontiac: MIS111850, minor permit, permit term to April 1, 2016
FPT-PONTIAC DIV LLC, Pontiac: MIS120692, minor permit, discharging to Galloway Creek, permit term to April 1, 2026
GONZALEZ PRODUCTION SYSTEMS, Pontiac: MIS111995, minor permit, discharging to Galloway Creek, permit term to April 1, 2026

Identity

Facility as filed	ROCHESTER HILLS MS4-OAKLAND
Permittee as filed	City of Rochester Hills
NPDES ID	MI0060162
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Individual permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Issued	February 28, 2024
Expiration date	October 1, 2025
Issuing agency	State
Address	Rochester Hills, MI 48309
Receiving water impaired	303(D) Listed
Subwatershed	Galloway Creek-Clinton River (HUC 040900030111)

Effluent limits and exceedances

0Pollutants on file
0Under a numeric limit
0With a violation of any kind
0With an effluent exceedance

EPA’s limits and effluent violation files hold no pollutant row for NPDES MI0060162.

Inspections, violations and enforcement

6Single-event violations

Date	What EPA recorded	Agency
July 31, 2024	Permit Violations - Discharge Without a Valid Permit	ST6
July 31, 2024	Failure to comply with a requirement regarding Post-Construction Runoff Control	ST6
July 31, 2024	Failure to comply with a requirement regarding Illicit Discharge Detection and Elimination	ST6
July 31, 2024	Failure to comply with a requirement regarding Pollution Prevention / Good Housekeeping	ST6
July 21, 2022	Permit Violations - Application Incomplete	ST6
July 21, 2022	Failure to comply with recordkeeping requirements - MS4 or MS4 discharges [40 CFR 122.41(j)]	ST6

Inspections

EPA’s inspection file holds no inspection for NPDES MI0060162.

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 MI0060162.

Watch this permit

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Nearby on the register

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

This page covers NPDES permit MI0060162 for ROCHESTER HILLS MS4-OAKLAND in Rochester Hills, MI, held by the City of Rochester Hills and administratively continued after its October 1, 2025 expiration. The register lists 0 pollutants on file, 0 under a numeric limit, and 0 with an effluent exceedance, within the Galloway Creek-Clinton River subwatershed (HUC 040900030111).