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Clean Water Act discharge permit · NPDES MIS510891

BLUE CHIP MACHINING, Caseville, MI: NPDES MIS510891 discharge permit, effluent exceedances, inspections, penalties

BLUE CHIP MACHINING, held by Blue Chip Manufacturing, holds NPDES permit MIS510891, which discharges to Pigeon River. EPA’s file records it issued May 19, 2020 and expiring April 1, 2025. 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.

What the register holds for BLUE CHIP MACHINING: its NPDES ID, its permit type and status, its dates, its address in Caseville, Michigan, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MIS510891.

Identity

Facility as filedBLUE CHIP MACHINING
Permittee as filedBlue Chip Manufacturing
NPDES IDMIS510891
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
IssuedMay 19, 2020
Expiration dateApril 1, 2025
Issuing agencyState
AddressCaseville, MI 48725
Receiving waterPigeon River
SubwatershedCampau Drain-Pigeon River (HUC 040801030204)

Cited to the EPA ICIS-NPDES permit file (ECHO download).

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES MIS510891.

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

EPA’s single-event violation file, as loaded, holds no violation for NPDES MIS510891.

Velarion’s copy of EPA’s ICIS-NPDES files does not yet 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.

Watch this permit

One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, MIS510891.

Start the watch

How often?
  • One permit holder — $99/month
  • One watershed — $2,990/year
  • One state — $4,990/year
  • The whole register — $18,000/year

How we handle your data → Privacy

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 MIS510891 there.

Nearby on the register

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