EPA Air · by county
Air-emissions sources in Kent County, Michigan
- 193Facilities
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Every stationary source in Kent County, Michigan that holds a Clean Air Act permit or is otherwise tracked by an air agency — planned, under construction, operating, seasonal or temporarily closed. Sources EPA records as permanently closed are not listed.
Every source’s record in Kent County
Each of the 190 operating major, synthetic minor and minor sources in Kent County, Michigan has a record page: every source in Kent County, A to Z.
By emissions classification in Kent County
A source’s classification is the size band its potential emissions put it in: a major source is large enough to need a Title V operating permit, a synthetic minor has accepted limits to stay below that line, and a minor source sits below it outright.
Inspections in Kent County, by year
A compliance evaluation is the on-site or file review a state, local or federal air agency records against a permitted source.
- 2026 inspections 43
- 2025 inspections 62
- 2024 inspections 61
- 2023 inspections 61
- 2022 inspections 63
- 2021 inspections 84
- 2020 inspections 74
- 2019 inspections 93
- 2018 inspections 72
- 2017 inspections 60
Violations in Kent County, by year
A high-priority violation is the most serious class of Clean Air Act non-compliance an agency records against a source; a federally reportable violation is the next step down in severity.
- 2026 violations 3
- 2025 violations 3
- 2024 violations 11
- 2023 violations 19
- 2022 violations 17
- 2021 violations 22
- 2020 violations 15
- 2019 violations 13
- 2018 violations 18
- 2017 violations 19
Stack tests in Kent County, by year
A stack test measures what a source actually emits, at the stack, against the limit in its permit.
- 2026 stack tests 7
- 2025 stack tests 18
- 2024 stack tests 8
- 2023 stack tests 11
- 2022 stack tests 16
- 2021 stack tests 19
- 2020 stack tests 9
- 2019 stack tests 11
- 2018 stack tests 4
- 2017 stack tests 19
Inspections in Kent County, year by year · Violations in Kent County, year by year · Stack tests in Kent County, year by year
Other counties in Michigan
Every county in the state with at least three sources on file.
- Houghton County 20
- Huron County 19
- Ingham County 40
- Ionia County 18
- Iosco County 11
- Iron County 9
- Isabella County 17
- Jackson County 54
- Kalamazoo County 58
- Kalkaska County 39
- Lapeer County 11
- Leelanau County 4
- Lenawee County 36
- Livingston County 35
- Luce County 4
- Mackinac County 3
- Macomb County 172
- Manistee County 38
- Marquette County 22
Facilities
County as filed on the facility record. Figures from EPA’s ICIS-AIR download.
What this page shows
This page covers Clean Air Act facilities in the EPA air register for Kent county, MI. It lists 193 facilities in Kent county, of which 15 are major sources.