EPA Air · by county
Air-emissions sources in Buchanan County, Iowa
- 23Facilities
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Every stationary source in Buchanan County, Iowa 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 Buchanan County
Each of the 23 operating major, synthetic minor and minor sources in Buchanan County, Iowa has a record page: every source in Buchanan County, A to Z.
By emissions classification in Buchanan 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.
Stack tests in Buchanan County, by year
A stack test measures what a source actually emits, at the stack, against the limit in its permit.
- 2025 stack tests 4
- 2024 stack tests 3
- 2023 stack tests 5
- 2022 stack tests 4
- 2021 stack tests 3
- 2020 stack tests 8
- 2019 stack tests 4
- 2017 stack tests 4
Stack tests in Buchanan County, year by year
Other counties in Iowa
Every county in the state with at least three sources on file.
- Adair County 13
- Adams County 10
- Allamakee County 24
- Appanoose County 28
- Audubon County 11
- Benton County 26
- Black Hawk County 144
- Boone County 35
- Bremer County 36
- Buena Vista County 31
- Butler County 27
- Calhoun County 16
- Carroll County 38
- Cass County 23
- Cedar County 26
- Cerro Gordo County 64
- Cherokee County 30
- Chickasaw County 33
- Clarke County 17
Facilities
County as filed on the facility record. Figures from EPA’s ICIS-AIR download.
What this page shows
This page lists Clean Air Act facilities in the EPA air register for Buchanan county, IA. It lists 23 facilities in Buchanan county, of which 3 are major sources.