EPA Air · by county
Air-emissions sources in Benton County, Arkansas
- 55Facilities
Every stationary source in Benton County, Arkansas 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 Benton County
Each of the 54 operating major, synthetic minor and minor sources in Benton County, Arkansas has a record page: every source in Benton County, A to Z.
By emissions classification in Benton 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 Benton 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 8
- 2025 inspections 5
- 2024 inspections 8
- 2023 inspections 17
- 2022 inspections 11
- 2021 inspections 19
- 2020 inspections 20
- 2019 inspections 36
- 2018 inspections 38
- 2017 inspections 46
Violations in Benton 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.
Stack tests in Benton County, by year
A stack test measures what a source actually emits, at the stack, against the limit in its permit.
- 2025 stack tests 47
- 2024 stack tests 3
- 2023 stack tests 6
- 2021 stack tests 4
- 2020 stack tests 3
- 2019 stack tests 5
- 2018 stack tests 16
- 2017 stack tests 8
Inspections in Benton County, year by year · Violations in Benton County, year by year · Stack tests in Benton County, year by year
Other counties in Arkansas
Every county in the state with at least three sources on file.
- Arkansas County 18
- Ashley County 12
- Baxter County 25
- Boone County 20
- Bradley County 6
- Calhoun County 6
- Carroll County 10
- Chicot County 3
- Clark County 15
- Clay County 6
- Cleburne County 23
- Cleveland County 3
- Columbia County 18
- Conway County 33
- Craighead County 43
- Crawford County 22
- Crittenden County 61
- Cross County 11
- Dallas County 4
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 Benton county, AR. It lists 55 facilities in Benton county and 7 major sources.