Clean Water Act discharge permit · NPDES MIS111983

WITZENMANN USA, Troy, MI: NPDES MIS111983 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
0Pollutants under a numeric limit
0Pollutants with an effluent exceedance

WITZENMANN USA, held by Witzenmann USA, holds NPDES permit MIS111983, which discharges to Spencer Drain. EPA’s file records it issued January 25, 2019 and expiring April 1, 2021. 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.

Identity

Facility as filed	WITZENMANN USA
Permittee as filed	Witzenmann USA
NPDES ID	MIS111983
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Issued	January 25, 2019
Expiration date	April 1, 2021
Issuing agency	State
Address	Troy, MI 48083
Receiving water	Spencer Drain
Receiving water impaired	303(D) Listed
Subwatershed	Big Beaver Creek (HUC 040900030203)
Other EPA IDs (FRS)	RCRA handler MIK137245095

Cited to the EPA ICIS-NPDES permit file (ECHO download); cross-program IDs from EPA’s FRS facility-registry crosswalk.

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 MIS111983.

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

1Single-event violations

Date	What EPA recorded	Agency
September 15, 2021	Management Practice Violations - Improper Operation and Maintenance	ST6

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.

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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 MIS111983 there.

Nearby on the register

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

This public-records page covers NPDES permit MIS111983, held by WITZENMANN USA of Troy, MI, which discharges to Spencer Drain within the Big Beaver Creek subwatershed (HUC 040900030203). The permit is listed as administratively continued, with a Minor discharger class of 0 and 0 pollutants under a numeric limit and 0 pollutants with an effluent exceedance. EPA's file shows it issued January 25, 2019 and expiring April 1, 2021, as the file stood when loaded on September 15, 2026.