EPA Air · by county
Air-emissions sources in Weld County, Colorado
- 8,858Facilities
Every stationary source in Weld County, Colorado 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.
By emissions classification in Weld 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.
- Minor source 7,950
- Synthetic minor source 814
- Major source 89
Inspections in Weld 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 125
- 2025 — inspections 440
- 2024 — inspections 387
- 2023 — inspections 289
- 2022 — inspections 246
- 2021 — inspections 323
- 2020 — inspections 265
- 2019 — inspections 152
- 2018 — inspections 153
- 2017 — inspections 178
Other counties in Colorado
Every county in the state with at least three sources on file.
- Morgan County 61
- Otero County 40
- Ouray County 3
- Park County 17
- Phillips County 22
- Pitkin County 16
- Prowers County 53
- Pueblo County 162
- Rio Blanco County 402
- Rio Grande County 27
- Routt County 45
- Saguache County 14
- San Miguel County 37
- Sedgwick County 15
- Summit County 33
- Teller County 18
- Undetermined County 1,500
- Washington County 85
- Yuma County 152
Facilities
| Facility↑↓ | Classification↑↓ | HPV |
|---|---|---|
| CRESTONE PEAK - ARISTOCRAT 1 3 | Minor source | No |
| CRESTONE PEAK - ARISTOCRAT 1 4 | Minor source | No |
| CRESTONE PEAK - ARISTOCRAT 1-10 BATTERY | Minor source | No |
| CRESTONE PEAK - ARISTOCRAT 1-6-4 & 2-4C | Minor source | No |
| CRESTONE PEAK - ARISTOCRAT 1-8 | Minor source | No |
| CRESTONE PEAK - ARISTOCRAT 2 4 | Minor source | No |
| CRESTONE PEAK - ARISTOCRAT 2 8A | Minor source | No |
| CRESTONE PEAK - ARISTOCRAT 2-2 | Minor source | No |
| CRESTONE PEAK - ARISTOCRAT 2-4-3X | Minor source | No |
| CRESTONE PEAK - ARISTOCRAT 3 10A | Minor source | No |
| CRESTONE PEAK - ARISTOCRAT 3 4A | Minor source | No |
| CRESTONE PEAK - ARISTOCRAT 34-4B | Minor source | No |
| CRESTONE PEAK - ARISTOCRAT 4 10 | Minor source | No |
| CRESTONE PEAK - ARISTOCRAT 4 3 | Minor source | No |
| CRESTONE PEAK - ARISTOCRAT 4 4A | Minor source | No |
| CRESTONE PEAK - BANGERT 2-19 BATTERY | Minor source | No |
| CRESTONE PEAK - BANGERT 3 BATTERY | Minor source | No |
| CRESTONE PEAK - BARB LTD #30-8 (P&A) | Minor source | No |
| CRESTONE PEAK - BARB LTD 30 BATTERY #30- | Minor source | No |
| CRESTONE PEAK - BARB LTD BATTERY 30 #9 | Minor source | No |
| CRESTONE PEAK - BARB LTD. 'B' UNIT #1 | Minor source | No |
| CRESTONE PEAK - BARCLAY CRISMAN #23-20 | Minor source | No |
| CRESTONE PEAK - BARCLAY CRISMAN #24-20 | Minor source | No |
| CRESTONE PEAK - BEEBE DRAW #1 BATTERY | Minor source | No |
| CRESTONE PEAK - BILLINGS 1 BATTERY | Minor source | No |
| CRESTONE PEAK - BILLINGS 18H BATTERY | Minor source | No |
| CRESTONE PEAK - BILLINGS 34H-B268 | Minor source | No |
| CRESTONE PEAK - BILLINGS PURITAN BATTERY | Minor source | No |
| CRESTONE PEAK - BOHRER 19H-E368 | Minor source | No |
| CRESTONE PEAK - BOULDER BANK 3 BATTERY: | Minor source | No |
| CRESTONE PEAK - BOYD 19H-M368 BATTERY | Minor source | No |
| CRESTONE PEAK - BOYD 3-19 | Minor source | No |
| CRESTONE PEAK - BRANCH | Minor source | No |
| CRESTONE PEAK - BROWN 'C' 1 BATTERY | Minor source | No |
| CRESTONE PEAK - BROWN 41-5 | Minor source | No |
| CRESTONE PEAK - CHAPIN 43, 44-4/BATTERY | Minor source | No |
| CRESTONE PEAK - CHRISTINE #1 | Minor source | No |
| CRESTONE PEAK - CIRBO 4-6-5 BATTERY | Minor source | No |
| CRESTONE PEAK - COAL CREEK C1 | Minor source | No |
| CRESTONE PEAK - CONNER #1 BATTERY | Minor source | No |
| CRESTONE PEAK - CONNER #22-34 | Minor source | No |
| CRESTONE PEAK - COSSLETT 22H-B168 | Minor source | No |
| CRESTONE PEAK - COSSLETT B BATTERY | Minor source | No |
| CRESTONE PEAK - COSSLETT B UNIT 1X | Minor source | No |
| CRESTONE PEAK - COSTIGAN 'E' UNIT 1 | Minor source | No |
| CRESTONE PEAK - DALE 20H-O264 | Minor source | No |
| CRESTONE PEAK - DARLENE #1 | Minor source | No |
| CRESTONE PEAK - DAVIS 12 9 | Synthetic minor source | No |
| CRESTONE PEAK - DAVIS 32-9 BATTERY | Minor source | No |
| CRESTONE PEAK - DAVIS 41 9 BATTERY | Minor source | No |
| CRESTONE PEAK - DAVIS 9H-G266 | Synthetic minor source | No |
| CRESTONE PEAK - DEVORE 1 BATTERY | Minor source | No |
| CRESTONE PEAK - DEVORE 3 | Minor source | No |
| CRESTONE PEAK - DEVORE 32 BATTERY | Minor source | No |
| CRESTONE PEAK - DEVORE 34H-A366 | Minor source | No |
| CRESTONE PEAK - DEVORE 6-0-34 | Minor source | No |
| CRESTONE PEAK - DEVORE 6-4-34 | Minor source | No |
| CRESTONE PEAK - DIANE 44 28 | Minor source | No |
| CRESTONE PEAK - DIANE BATTERY | Minor source | No |
| CRESTONE PEAK - DIER 1 & 33 BATTER | Minor source | No |
| CRESTONE PEAK - DIER 34 & 44 BATTERY: | Minor source | No |
| CRESTONE PEAK - DIER 4-8 BATTERY | Minor source | No |
| CRESTONE PEAK - DIER BATTERY 13-8 & 14-8 | Minor source | No |
| CRESTONE PEAK - DINNER 8-6-14 | Minor source | No |
| CRESTONE PEAK - DINNER E UNIT #1 | Minor source | No |
| CRESTONE PEAK - DOWDY 2 | Minor source | No |
| CRESTONE PEAK - DOWDY 32-10 | Minor source | No |
| CRESTONE PEAK - DOWDY BATTERY (8-6-10) | Minor source | No |
| CRESTONE PEAK - DRIETH 6H-A368 | Synthetic minor source | No |
| CRESTONE PEAK - DRIETH 6H-I368 | Minor source | No |
| CRESTONE PEAK - DUCKWORTH 43 16 | Minor source | No |
| CRESTONE PEAK - DUCKWORTH B BATTERY | Minor source | No |
| CRESTONE PEAK - DUPPER 26-1 | Minor source | No |
| CRESTONE PEAK - EAST RINN 23 15 | Minor source | No |
| CRESTONE PEAK - ECHEVERRIA 2H-D267 | Synthetic minor source | No |
| CRESTONE PEAK - ECHEVERRIA 1 BATTERY | Minor source | No |
| CRESTONE PEAK - ECHEVERRIA 1-2 BATTERY | Minor source | No |
| CRESTONE PEAK - ECHEVERRIA 2-0-2 | Minor source | No |
| CRESTONE PEAK - ECHEVERRIA 23-2,24-2,4 | Minor source | No |
| CRESTONE PEAK - ECHEVERRIA 2A-2B BATTERY | Minor source | No |
| CRESTONE PEAK - ECHEVERRIA C2-320-W BATT | Minor source | No |
| CRESTONE PEAK - EDITH ANN 1-2 33-21 | Minor source | No |
| CRESTONE PEAK - EDITH ANN 34-21, 44-21 | Minor source | No |
| CRESTONE PEAK - EDITH ANN-DUCKWORTH 21H- | Minor source | No |
| CRESTONE PEAK - ELMQUIST 1 BATTERY | Minor source | No |
| CRESTONE PEAK - ELMQUIST 11 BATTERY | Minor source | No |
| CRESTONE PEAK - EWING 33-30 BATTERY | Minor source | No |
| CRESTONE PEAK - FILE 32H-K268 | Minor source | No |
| CRESTONE PEAK - FILE BATTERY | Synthetic minor source | No |
| CRESTONE PEAK - FLANIGAN 1 HZ | Synthetic minor source | No |
| CRESTONE PEAK - FOSTER 'E' UNIT #1 | Minor source | No |
| CRESTONE PEAK - FREDERICKSON #1 | Minor source | No |
| CRESTONE PEAK - FREDERIKSEN 28H | Minor source | No |
| CRESTONE PEAK - GEIST 0-2-32 | Minor source | No |
| CRESTONE PEAK - GEIST 2-4-32 BATTERY | Minor source | No |
| CRESTONE PEAK - GEIST A1, 0-2-32, & 2-4- | Minor source | No |
| CRESTONE PEAK - GODDING GULCH | Minor source | No |
| CRESTONE PEAK - GRANT BROS. BATTERY | Minor source | No |
| CRESTONE PEAK - GRANT HURT 14H-G268 | Minor source | No |
| CRESTONE PEAK - GRANT SALISBURY ELMQUIST | Synthetic minor source | No |
County as filed on the facility record. Figures from EPA’s ICIS-AIR download.