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Clean Water Act discharge permit · NPDES MIS510874

KIMASTLE CORPORATION-28291, Chesterfield, MI: NPDES MIS510874 discharge permit, effluent exceedances, inspections, penalties

KIMASTLE CORPORATION-28291, held by Kimastle Corporation, holds NPDES permit MIS510874, which discharges to Lake St. Clair. EPA’s file records it issued November 19, 2020 and expiring April 1, 2025. 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 filedKIMASTLE CORPORATION-28291
Permittee as filedKimastle Corporation
NPDES IDMIS510874
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
IssuedNovember 19, 2020
Expiration dateApril 1, 2025
Issuing agencyState
AddressChesterfield, MI 48047
Receiving waterLake St. Clair
SubwatershedHarms Drain-Frontal Anchor Bay (HUC 040900020106)
SIC3559 – Special Industry Machinery

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 MIS510874.

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 17, 2025Failure to develop, maintain, or get approval of an adequate SWPPP (industrial stormwater)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 MIS510874 there.

Nearby on the register

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

What this page shows

The page covers NPDES permit MIS510874 held by Kimastle Corporation for the facility KIMASTLE CORPORATION-28291 in Chesterfield, MI, which discharges to Lake St. Clair within the Harms Drain-Frontal Anchor Bay subwatershed (HUC 040900020106). The register lists a minor discharger class, 0 pollutants under a numeric limit, and 0 pollutants with an effluent exceedance, with the permit shown as administratively continued after its April 1, 2025 expiration.