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Clean Water Act discharge permit · NPDES MIG580368

MCMILLAN TWP WWSL, Ewen, MI: NPDES MIG580368 discharge permit, effluent exceedances, inspections, penalties

MCMILLAN TWP WWSL, held by McMillan Township, holds NPDES permit MIG580368. EPA’s file records it issued February 12, 2015 and expiring April 1, 2019. 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.

Identity

Facility as filedMCMILLAN TWP WWSL
Permittee as filedMcMillan Township
NPDES IDMIG580368
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typePublicly owned treatment works
ProgramPublicly owned treatment works
IssuedFebruary 12, 2015
Expiration dateApril 1, 2019
Issuing agencyState
AddressEwen, MI 49925
Receiving water impaired303(D) Listed
SubwatershedFarmer Creek-South Branch Ontonagon River (HUC 040201020111)
NAICS221320 – Sewage Treatment Facilities
SIC4952 – Sewerage Systems

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

An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.

Pollutant or measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
Coliform, fecal general21277April 30, 202699,999% over the limit
BOD, 5-day, 20 deg. C21222March 31, 202645% over the limit
Solids, total suspended41211October 31, 202323% over the limit
Oxygen, dissolved [DO]1601May 31, 201910% over the limit
pH21200
Flow, in conduit or thru treatment plant21200
Nitrogen, ammonia total [as N]2880
Phosphorus, total [as P]2880
Solids, total3120
Arsenic, dry weight3120
Selenium, dry weight3120
Copper, dry weight3120
Cadmium, dry weight3120
Nitrogen, total Kjeldahl3120
Molybdenum, sludge, total, dry weight [as Mo]3120
Zinc, sludge, total, dry weight [as Zn]3120
Lead, sludge, total, dry weight [as Pb]3120
Nickel, sludge, total, dry weight [as Ni]3120
Nitrogen, sludge, total, dry weight [as N]3120
Mercury, sludge, total, dry weight [as Hg]3120
Potassium, sludge, total, dry weight [as K]3120
Phosphorus, sludge, total, dry weight [as P]3120

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

DateWhat EPA recordedAgency
January 21, 2026Reporting Violations - Late Submittal of DMRsST6
July 21, 2025Reporting Violations - Late Submittal of DMRsST6
April 21, 2025Reporting Violations - Late Submittal of DMRsST6
October 31, 2024Reporting Violations - Late Submittal of DMRsST6
July 21, 2024Reporting Violations - Late Submittal of DMRsST6
April 21, 2024Reporting Violations - Late Submittal of DMRsST6
January 21, 2024Reporting Violations - Late Submittal of DMRsST6
July 21, 2023Reporting Violations - Late Submittal of DMRsST6
June 21, 2023Reporting Violations - Late Submittal of DMRsST6
April 21, 2023Reporting Violations - Late Submittal of DMRsST6
July 21, 2022Reporting Violations - Late Submittal of DMRsST6
May 21, 2022Reporting Violations - Late Submittal of DMRsST6
April 21, 2022Reporting Violations - Late Submittal of DMRsST6
January 21, 2022Reporting Violations - Late Submittal of DMRsST6
October 31, 2021Reporting Violations - Late Submittal of DMRsST6
April 21, 2021Reporting Violations - Late Submittal of DMRsST6
January 21, 2021Reporting Violations - Late Submittal of DMRsST6
October 31, 2020Reporting Violations - Late Submittal of DMRsST6
July 21, 2020Reporting Violations - Late Submittal of DMRsST6
July 1, 2020Permit Violations - Unapproved OperationST6
December 21, 2019Reporting Violations - Late Submittal of DMRsST6
November 21, 2019Reporting Violations - Late Submittal of DMRsST6
July 21, 2019Reporting Violations - Late Submittal of DMRsST6
June 21, 2019Reporting Violations - Late Submittal of DMRsST6
May 21, 2019Reporting Violations - Late Submittal of DMRsST6
April 21, 2019Reporting Violations - Late Submittal of DMRsST6
January 21, 2019Reporting Violations - Late Submittal of DMRsST6
December 21, 2018Reporting Violations - Late Submittal of DMRsST6
November 21, 2018Reporting Violations - Late Submittal of DMRsST6
October 31, 2018Reporting Violations - Late Submittal of DMRsST6
July 21, 2018Reporting Violations - Late Submittal of DMRsST6
June 21, 2018Reporting Violations - Late Submittal of DMRsST6
April 21, 2018Reporting Violations - Late Submittal of DMRsST6
January 21, 2018Reporting Violations - Late Submittal of DMRsST6
December 21, 2017Reporting Violations - Late Submittal of DMRsST6
November 21, 2017Reporting Violations - Late Submittal of DMRsST6
October 31, 2017Reporting Violations - Late Submittal of DMRsST6
June 21, 2017Reporting Violations - Late Submittal of DMRsST6
April 21, 2017Reporting Violations - Late Submittal of DMRsST6
January 21, 2017Reporting Violations - Late Submittal of DMRsST6

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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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 discharge permit NPDES MIG580368, held by McMillan Township for the MCMILLAN TWP WWSL facility in Ewen, MI, a publicly owned treatment works with a minor discharger class and an administratively continued status. The record lists 22 pollutants under a numeric limit and 4 pollutants with an effluent exceedance, and it shows the permit issued February 12, 2015 with an expiration date of April 1, 2019. The facility sits in the Farmer Creek-South Branch subwatershed of the Ontonagon River (HUC 040201020111).