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Clean Water Act discharge permit · NPDES MIG250354

CLARK ENGINEERING SERVICES - BUCHANAN, Buchanan, MI: NPDES MIG250354 discharge permit, effluent exceedances, inspections, penalties

CLARK ENGINEERING SERVICES - BUCHANAN, held by Clark Engineering Services, L.L.C, holds NPDES permit MIG250354. EPA’s file records it issued August 2, 2019 and expiring April 1, 2023. 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 filedCLARK ENGINEERING SERVICES - BUCHANAN
Permittee as filedClark Engineering Services, L.L.C
NPDES IDMIG250354
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
IssuedAugust 2, 2019
Expiration dateApril 1, 2023
Issuing agencyState
AddressBuchanan, MI 49107
SubwatershedMcCoy Creek (HUC 040500012601)
NAICS541380 – Testing Laboratories and Services
SIC8734 – Testing Laboratories
Other EPA IDs (FRS)RCRA handler MID980990592

Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download; cross-program IDs from EPA’s FRS facility-registry crosswalk.

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
Flow, in conduit or thru treatment plant2180
Temperature, water deg. fahrenheit190
Outfall observation,visual, y/n response190
pH280

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES MIG250354.

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
April 21, 2026Reporting Violations - Late Submittal of DMRsST6
March 21, 2026Reporting Violations - Late Submittal of DMRsST6
January 21, 2026Reporting Violations - Late Submittal of DMRsST6
November 21, 2025Reporting Violations - Late Submittal of DMRsST6
October 21, 2025Reporting Violations - Late Submittal of DMRsST6
September 21, 2025Reporting Violations - Late Submittal of DMRsST6
August 21, 2025Reporting Violations - Late Submittal of DMRsST6
July 21, 2025Reporting Violations - Late Submittal of DMRsST6
May 21, 2025Reporting Violations - Late Submittal of DMRsST6
February 21, 2025Reporting Violations - Late Submittal of DMRsST6
January 21, 2025Reporting Violations - Late Submittal of DMRsST6
December 21, 2024Reporting Violations - Late Submittal of DMRsST6
November 21, 2024Reporting Violations - Late Submittal of DMRsST6
May 21, 2024Reporting Violations - Late Submittal of DMRsST6
November 21, 2022Reporting Violations - Late Submittal of DMRsST6
January 21, 2022Reporting Violations - Late Submittal of DMRsST6
August 11, 2021Management Practice Violations - No Licensed/Certified OperatorST6
August 11, 2021Permit Violations - Discharge Without a Valid PermitST6
August 21, 2020Reporting Violations - Late Submittal of DMRsST6
July 21, 2020Reporting Violations - Late Submittal of DMRsST6
May 21, 2020Reporting Violations - Late Submittal of DMRsST6
April 21, 2020Reporting Violations - Late Submittal of DMRsST6
March 21, 2020Reporting Violations - Late Submittal of DMRsST6
February 21, 2020Reporting Violations - Late Submittal of DMRsST6
January 21, 2020Reporting Violations - Late Submittal of DMRsST6
December 21, 2019Reporting Violations - Late Submittal of DMRsST6
November 21, 2019Reporting Violations - Late Submittal of DMRsST6
October 21, 2019Reporting 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 NPDES permit MIG250354, held by Clark Engineering Services, L.L.C for the CLARK ENGINEERING SERVICES - BUCHANAN facility in Buchanan, MI, within the McCoy Creek subwatershed (HUC 040500012601). The permit is listed as administratively continued, a minor discharger class 4, with 0 pollutants under a numeric limit and 0 pollutants with an effluent exceedance.