EPA Air · by county
Air-emissions sources in Washington County, Arkansas
- 44Facilities
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Every stationary source in Washington 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 Washington County
Each of the 44 operating major, synthetic minor and minor sources in Washington County, Arkansas has a record page: every source in Washington County, A to Z.
By emissions classification in Washington 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 Washington 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 6
- 2024 inspections 11
- 2023 inspections 5
- 2022 inspections 15
- 2021 inspections 12
- 2020 inspections 5
- 2019 inspections 30
- 2018 inspections 31
- 2017 inspections 27
Violations in Washington 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 Washington County, by year
A stack test measures what a source actually emits, at the stack, against the limit in its permit.
- 2026 stack tests 55
- 2025 stack tests 13
- 2024 stack tests 12
- 2023 stack tests 14
- 2022 stack tests 18
- 2021 stack tests 7
- 2020 stack tests 15
- 2019 stack tests 31
- 2018 stack tests 11
- 2017 stack tests 27
Inspections in Washington County, year by year · Violations in Washington County, year by year · Stack tests in Washington County, year by year
Other counties in Arkansas
Every county in the state with at least three sources on file.
- Poinsett County 13
- Polk County 9
- Pope County 36
- Prairie County 9
- Pulaski County 99
- Randolph County 7
- Saline County 15
- Scott County 5
- Searcy County 3
- Sebastian County 86
- Sharp County 5
- St. Francis County 8
- Stone County 4
- Undetermined County 6
- Union County 34
- Van Buren County 29
- White County 49
- Woodruff County 5
- Yell County 19
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 Washington county, AR. It lists 44 facilities in Washington county, including 4 major sources.