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 |
|---|---|---|
| BONANZA CREEK - ANTELOPE 42-19, 41-19 | Minor source | No |
| BONANZA CREEK - ANTELOPE 42-31 & 41-31 | Synthetic minor source | No |
| BONANZA CREEK - ANTELOPE CPF 13-21 | Major source | No |
| BONANZA CREEK - ANTELOPE F-18 PROD. FAC | Synthetic minor source | No |
| BONANZA CREEK - ANTELOPE G-29 11-29 ETC | Synthetic minor source | No |
| BONANZA CREEK - ANTELOPE G-31 | Minor source | No |
| BONANZA CREEK - ANTELOPE I-17 PAD | Synthetic minor source | No |
| BONANZA CREEK - ANTELOPE J-21 | Synthetic minor source | No |
| BONANZA CREEK - ANTELOPE O-20 | Minor source | No |
| BONANZA CREEK - ANTELOPE O-31 WELL PAD | Minor source | No |
| BONANZA CREEK - ANTELOPE T-19 PROD FAC | Minor source | No |
| BONANZA CREEK - CASS 7-62 15-1H | Synthetic minor source | No |
| BONANZA CREEK - CHAMPLIN 1-9 | Minor source | No |
| BONANZA CREEK - CROISSANT 1 | Minor source | No |
| BONANZA CREEK - CROW VALLEY 7-62-22-2H | Synthetic minor source | No |
| BONANZA CREEK - CROW VALLEY 7-62-24-2H | Synthetic minor source | No |
| BONANZA CREEK - CROW VALLEY 7-62-28-4H | Synthetic minor source | No |
| BONANZA CREEK - CROW VALLEY V-21 PAD | Synthetic minor source | No |
| BONANZA CREEK - DOW 12-28 TANK BATTERY | Minor source | No |
| BONANZA CREEK - DOW 21-28 TANK BATTERY | Minor source | No |
| BONANZA CREEK - DOW 23-28 PRODUCTION FAC | Minor source | No |
| BONANZA CREEK - DOW 24-28 | Minor source | No |
| BONANZA CREEK - DOW 32-28 TANK BATTERY | Minor source | No |
| BONANZA CREEK - DOW 41-33 TANK BATTERY | Minor source | No |
| BONANZA CREEK - DOW 43-28 | Minor source | No |
| BONANZA CREEK - FRENCH LAKE 3-63-14-3H | Minor source | No |
| BONANZA CREEK - FRENCH LAKE 3-63-22-1H | Synthetic minor source | No |
| BONANZA CREEK - GUNTHER 15-31 & 33-31 | Minor source | No |
| BONANZA CREEK - LATHAM 41-4 | Minor source | No |
| BONANZA CREEK - LATHAM 43-1 | Minor source | No |
| BONANZA CREEK - LONGHORN U-10 PROD FAC | Synthetic minor source | No |
| BONANZA CREEK - MONDT 1 TANK BATTERY | Minor source | No |
| BONANZA CREEK - NORTH PLATTE 14-34 | Minor source | No |
| BONANZA CREEK - NORTH PLATTE 33-13 | Minor source | No |
| BONANZA CREEK - NORTH PLATTE 41-28 | Synthetic minor source | No |
| BONANZA CREEK - NORTH PLATTE 44-11-28HZ/ | Minor source | No |
| BONANZA CREEK - NORTH PLATTE A-33 | Synthetic minor source | No |
| BONANZA CREEK - NORTH PLATTE J-24/I-24 | Minor source | No |
| BONANZA CREEK - NORTH PLATTE SECTION 34 | Synthetic minor source | No |
| BONANZA CREEK - NORTH PLATTE T-27 | Synthetic minor source | No |
| BONANZA CREEK - PARK #32-4 | Minor source | No |
| BONANZA CREEK - PARK #33-4 | Minor source | No |
| BONANZA CREEK - PARK 44-4 | Minor source | No |
| BONANZA CREEK - PARK T-4 PRODUCTION PAD | Minor source | No |
| BONANZA CREEK - PERKINS 12-22 | Minor source | No |
| BONANZA CREEK - PERKINS 12-27 PRODUCTION | Minor source | No |
| BONANZA CREEK - PERKINS 14-22 | Minor source | No |
| BONANZA CREEK - PERKINS 21-22 | Minor source | No |
| BONANZA CREEK - PERKINS 23-22 | Minor source | No |
| BONANZA CREEK - PERKINS 32-22 | Minor source | No |
| BONANZA CREEK - PERKINS 34-22 | Minor source | No |
| BONANZA CREEK - PETERSON 14-28 PROD PAD | Synthetic minor source | No |
| BONANZA CREEK - PRONGHORN 11-12 & 22-12 | Minor source | No |
| BONANZA CREEK - PRONGHORN 11-14-5HZ | Synthetic minor source | No |
| BONANZA CREEK - PRONGHORN 12-10 BATTERY | Minor source | No |
| BONANZA CREEK - PRONGHORN 12-9 BATTERY | Minor source | No |
| BONANZA CREEK - PRONGHORN 13-30 PRODUCTI | Minor source | No |
| BONANZA CREEK - PRONGHORN 14-11-7HZ | Synthetic minor source | No |
| BONANZA CREEK - PRONGHORN 14-4 BATTERY | Minor source | No |
| BONANZA CREEK - PRONGHORN 14-8 | Minor source | No |
| BONANZA CREEK - PRONGHORN 23-7 | Minor source | No |
| BONANZA CREEK - PRONGHORN 24-7 BOOSTER | Synthetic minor source | No |
| BONANZA CREEK - PRONGHORN 31-15 | Minor source | No |
| BONANZA CREEK - PRONGHORN 31-17 BATTERY | Minor source | No |
| BONANZA CREEK - PRONGHORN 31-21 | Minor source | No |
| BONANZA CREEK - PRONGHORN 31-34-15HZ | Minor source | No |
| BONANZA CREEK - PRONGHORN 31-34-17HZ | Synthetic minor source | No |
| BONANZA CREEK - PRONGHORN 31-34-6HZ | Minor source | No |
| BONANZA CREEK - PRONGHORN 31-4 | Minor source | No |
| BONANZA CREEK - PRONGHORN 31-8 BATTERY | Minor source | No |
| BONANZA CREEK - PRONGHORN 32-8 BATTERY | Minor source | No |
| BONANZA CREEK - PRONGHORN 41-11-9HZ | Synthetic minor source | No |
| BONANZA CREEK - PRONGHORN 41-16 BATTERY | Minor source | No |
| BONANZA CREEK - PRONGHORN 41-6 | Minor source | No |
| BONANZA CREEK - PRONGHORN 44-32 | Minor source | No |
| BONANZA CREEK - PRONGHORN D-28 WELL SITE | Minor source | No |
| BONANZA CREEK - PRONGHORN D-9 | Synthetic minor source | No |
| BONANZA CREEK - PRONGHORN F-10 | Minor source | No |
| BONANZA CREEK - PRONGHORN F-15 | Synthetic minor source | No |
| BONANZA CREEK - PRONGHORN J-4 FACILITY | Minor source | No |
| BONANZA CREEK - PRONGHORN P-22 | Synthetic minor source | No |
| BONANZA CREEK - PRONGHORN P-8 | Synthetic minor source | No |
| BONANZA CREEK - PRONGHORN T-3 PRODUCTION | Synthetic minor source | No |
| BONANZA CREEK - SEVENTY HOLES J-5 | Minor source | No |
| BONANZA CREEK - SEVENTY HOLES J-F-5HZ | Synthetic minor source | No |
| BONANZA CREEK - STATE 7-61-16-1H | Minor source | No |
| BONANZA CREEK - STATE ANTELOPE 11-13HZ | Minor source | No |
| BONANZA CREEK - STATE ANTELOPE 11-2HZ | Synthetic minor source | No |
| BONANZA CREEK - STATE ANTELOPE 14-2 | Synthetic minor source | No |
| BONANZA CREEK - STATE ANTELOPE 14-24 PAD | Minor source | No |
| BONANZA CREEK - STATE ANTELOPE 31-11HZ | Minor source | No |
| BONANZA CREEK - STATE ANTELOPE 34-12 | Minor source | No |
| BONANZA CREEK - STATE ANTELOPE 41-15HZ | Minor source | No |
| BONANZA CREEK - STATE ANTELOPE 41-3HZ | Minor source | No |
| BONANZA CREEK - STATE ANTELOPE CPF O-1 | Major source | No |
| BONANZA CREEK - STATE ANTELOPE D-13 | Synthetic minor source | No |
| BONANZA CREEK - STATE ANTELOPE F-30 | Synthetic minor source | No |
| BONANZA CREEK - STATE ANTELOPE F-32 | Synthetic minor source | No |
| BONANZA CREEK - STATE ANTELOPE J-12 | Synthetic minor source | No |
| BONANZA CREEK - STATE ANTELOPE J-28 | Synthetic minor source | No |
County as filed on the facility record. Figures from EPA’s ICIS-AIR download.