EPA Air · by county
Air-emissions sources in Boyd County, Kentucky
- 12Facilities
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Every stationary source in Boyd County, Kentucky 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 Boyd County
Each of the 12 operating major, synthetic minor and minor sources in Boyd County, Kentucky has a record page: every source in Boyd County, A to Z.
By emissions classification in Boyd 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 Boyd 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.
- 2025 inspections 8
- 2024 inspections 7
- 2023 inspections 4
- 2022 inspections 8
- 2021 inspections 9
- 2020 inspections 8
- 2019 inspections 10
- 2018 inspections 9
- 2017 inspections 12
Stack tests in Boyd County, by year
A stack test measures what a source actually emits, at the stack, against the limit in its permit.
- 2024 stack tests 4
- 2023 stack tests 8
- 2022 stack tests 4
- 2021 stack tests 3
- 2019 stack tests 4
- 2018 stack tests 6
- 2017 stack tests 3
Inspections in Boyd County, year by year · Stack tests in Boyd County, year by year
Other counties in Kentucky
Every county in the state with at least three sources on file.
- Anderson County 5
- Barren County 10
- Boone County 39
- Bourbon County 4
- Boyle County 7
- Bullitt County 6
- Calloway County 4
- Campbell County 8
- Carroll County 8
- Carter County 3
- Casey County 3
- Christian County 19
- Clark County 8
- Clinton County 7
- Daviess County 20
- Fayette County 22
- Floyd County 5
- Franklin County 14
- Grant County 3
Boyd County carries 12 of the 643 air-emissions sources this register holds in Kentucky, which places it 15th of 70 in that cohort.
Facilities
| Facility↑↓ | Classification↑↓ | HPV |
|---|---|---|
| AIR PRODUCTS & CHEMICALS INC - CATLETTSBURG HYDROGEN PLANT | Major source | No |
| BIG RUN POWER PRODUCERS LLC | Major source | No |
| BOYD CO SANITARY LANDFILL INC | Major source | No |
| CALGON CARBON CORPORATION | Major source | No |
| HARDIN STREET MARINE LLC - MARINE REPAIR FACILITY | Synthetic minor source | No |
| HUNTINGTON ALLOYS CORP | Synthetic minor source | No |
| KES ACQUISITION CO LLC | Minor source | No |
| MARATHON PETROLEUM CO LLC - CATLETTSBURG REFINING | Major source | Yes |
| RIVER METALS RECYCLING - ASHLAND | Synthetic minor source | No |
| STEIN INC | Major source | No |
| TN GAS PIPELINE CO LLC - STATION 114 | Major source | No |
| VGP HOLDINGS LLC - VALVOLINE ENGINE TEST LABORATORY | Synthetic minor source | No |
County as filed on the facility record. Figures from EPA’s ICIS-AIR download.