Velarion Records

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EPA Air · stack tests by county and year

Air-emissions stack tests in Montcalm County, Michigan, 2025

A stack test measures what a source actually emits, at the stack, against the limit in its permit. Each row below is one stack test recorded against a source in Montcalm County, Michigan during 2025. A facility can appear several times: this is the year’s record of what happened, not a list of places. The sources themselves are on the Montcalm County facility page.

Montcalm County, Michigan, 2025

Air-emissions stack tests in Montcalm County, other years

Air-emissions stack tests recorded in Montcalm County, Michigan, 2025

DateFacilityKindAgency
2025-09-24DTE ELECTRIC COMPANY - RENAISSANCE POWER PLANTPassState
2025-08-14DTE ELECTRIC COMPANY - RENAISSANCE POWER PLANTPassState
2025-06-04NORTH AMERICAN -- CENTRAL, LLC - CENTRAL GENERATING STATIONPassState

Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.