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 - STATE ANTELOPE K-1 PAD | Synthetic minor source | No |
| BONANZA CREEK - STATE ANTELOPE P-16 | Minor source | No |
| BONANZA CREEK - STATE ANTELOPE P-30 | Synthetic minor source | No |
| BONANZA CREEK - STATE ANTELOPE P-32 | Minor source | No |
| BONANZA CREEK - STATE ANTELOPE T-1 PAD | Minor source | No |
| BONANZA CREEK - STATE ANTELOPE T-24 | Synthetic minor source | No |
| BONANZA CREEK - STATE ANTELOPE T-28 PROD | Synthetic minor source | No |
| BONANZA CREEK - STATE NORTH PLATTE 41-26 | Minor source | No |
| BONANZA CREEK - STATE NORTH PLATTE F-26 | Minor source | No |
| BONANZA CREEK - STATE NORTH PLATTE F-36 | Minor source | No |
| BONANZA CREEK - STATE NORTH PLATTE O-26 | Minor source | No |
| BONANZA CREEK - STATE NORTH PLATTE T-36 | Major source | No |
| BONANZA CREEK - STATE PRONGHORN 11-16 | Minor source | No |
| BONANZA CREEK - STATE PRONGHORN CPF 41-3 | Synthetic minor source | No |
| BONANZA CREEK - STATE PRONGHORN X-29 | Minor source | No |
| BONANZA CREEK - STATE SEVENTY HOLES 21-6 | Synthetic minor source | No |
| BONANZA CREEK - STATE SEVENTY HOLES F-8 | Synthetic minor source | No |
| BONANZA CREEK - STATE SEVENTY HOLES I-6 | Synthetic minor source | No |
| BONANZA CREEK - STATE SEVENTY HOLES K-3 | Synthetic minor source | No |
| BONANZA CREEK - STATE SEVENTY HOLES P-4 | Synthetic minor source | No |
| BONANZA CREEK - STATE SEVENTY HOLES T-6 | Synthetic minor source | No |
| BONANZA CREEK - WELD CNTY 22-15 BATTERY | Minor source | No |
| BONANZA CREEK - WETCO FARMS #22-4 | Minor source | No |
| BONANZA CREEK - WETCO FARMS 13-4 | Minor source | No |
| BONANZA CREEK - WETCO FARMS 14-4 BATTERY | Minor source | No |
| BONANZA CREEK - WETCO FARMS A-4 PAD | Synthetic minor source | No |
| BONANZA CREEK - WILDFONG 11-23 | Minor source | No |
| BONANZA CREEK ALLES 8-31 & ALLES 41-31 | Minor source | No |
| BONANZA CREEK ANTELOPE 33-18 | Minor source | No |
| BONANZA CREEK ENERGY - ANKENEY 2-28 | Minor source | No |
| BONANZA CREEK ENERGY - ANTELOPE 14-19 | Minor source | No |
| BONANZA CREEK ENERGY - ANTELOPE 14-20 | Synthetic minor source | No |
| BONANZA CREEK ENERGY - ANTELOPE 22-19 | Minor source | No |
| BONANZA CREEK ENERGY - ANTELOPE 31-3 PAD | Minor source | No |
| BONANZA CREEK ENERGY - ANTELOPE 41-17 | Minor source | No |
| BONANZA CREEK ENERGY - ANTELOPE 43-17 | Minor source | No |
| BONANZA CREEK ENERGY - ANTELOPE B-33 | Synthetic minor source | No |
| BONANZA CREEK ENERGY - ANTELOPE C-33 | Minor source | No |
| BONANZA CREEK ENERGY - ANTELOPE F-15 PAD | Synthetic minor source | No |
| BONANZA CREEK ENERGY - ANTELOPE F-31 | Synthetic minor source | No |
| BONANZA CREEK ENERGY - ANTELOPE H23-19 | Minor source | No |
| BONANZA CREEK ENERGY - ANTELOPE J-19 | Synthetic minor source | No |
| BONANZA CREEK ENERGY - ANTELOPE J-20 | Synthetic minor source | No |
| BONANZA CREEK ENERGY - ANTELOPE P-17 PRO | Minor source | No |
| BONANZA CREEK ENERGY - ANTELOPE P-29 | Synthetic minor source | No |
| BONANZA CREEK ENERGY - ANTELOPE SECTION | Synthetic minor source | No |
| BONANZA CREEK ENERGY - CHAMPLIN 1-13 | Minor source | No |
| BONANZA CREEK ENERGY - CROISSANT 24-3 | Minor source | No |
| BONANZA CREEK ENERGY - KAISER 8-3 | Minor source | No |
| BONANZA CREEK ENERGY - LATHAM 21-1 | Minor source | No |
| BONANZA CREEK ENERGY - LATHAM 32-1 | Minor source | No |
| BONANZA CREEK ENERGY - LONGHORN 14-11 PR | Synthetic minor source | No |
| BONANZA CREEK ENERGY - MCFERREN 4-2 | Minor source | No |
| BONANZA CREEK ENERGY - MCFERREN 5-2 | Minor source | No |
| BONANZA CREEK ENERGY - MULE DEER 14-16 | Synthetic minor source | No |
| BONANZA CREEK ENERGY - NORTH PLATTE B-27 | Minor source | No |
| BONANZA CREEK ENERGY - NORTH PLATTE F-13 | Synthetic minor source | No |
| BONANZA CREEK ENERGY - NORTH PLATTE K-22 | Major source | No |
| BONANZA CREEK ENERGY - NORTH PLATTE T-23 | Minor source | No |
| BONANZA CREEK ENERGY - PARK S-4 | Minor source | No |
| BONANZA CREEK ENERGY - PRONGHORN F-22 | Minor source | No |
| BONANZA CREEK ENERGY - PRONGHORN F-17 | Synthetic minor source | No |
| BONANZA CREEK ENERGY - PRONGHORN P-17 | Synthetic minor source | No |
| BONANZA CREEK ENERGY - PRONGHORN T-7 | Minor source | No |
| BONANZA CREEK ENERGY ROTH 5-6, ROTH 22-6 | Minor source | No |
| BONANZA CREEK ENERGY- NORTH PLATTE 14-36 | Major source | No |
| BONANZA CREEK ENERGY- PRONGHORN 43-15 | Minor source | No |
| BONANZA CREEK ENERGY- PRONGHORN F-16 PAD | Minor source | No |
| BONANZA CREEK ENERGY- SEVENTY HOLES 24-5 | Minor source | No |
| BONANZA CREEK ENERGY- SEVENTY HOLES 44-5 | Synthetic minor source | No |
| BONANZA CREEK EOC - PRONGHORN T-4 | Minor source | No |
| BONANZA CREEK FAR 2-19 | Minor source | No |
| BONANZA CREEK KOHLER 1-21 | Minor source | No |
| BONANZA CREEK LAURA 8-28TANK BATTERY | Minor source | No |
| BONANZA CREEK MONAHAN FEDERAL #24 | Minor source | No |
| BONANZA CREEK NRG OP CO - ANTELOPE I-31 | Minor source | No |
| BONANZA CREEK OIL - RONALD #1 | Minor source | No |
| BONANZA CREEK OIL - WINTER NO. 1 | Minor source | No |
| BONANZA CREEK OIL CO-HERBST 14-14 | Minor source | No |
| BONANZA CREEK OIL CO-PRONGHORN 32-5 | Minor source | No |
| BONANZA CREEK OIL CO-PRONGHORN 43-6 | Minor source | No |
| BONANZA CREEK OIL CO-WEST RIVERSIDE 20-1 | Minor source | No |
| BONANZA CREEK PFEIFFER 10-26 | Minor source | No |
| BONANZA CREEK PRONGHORN 34-22 | Minor source | No |
| BONANZA CREEK PRONGHORN 41-3 | Minor source | No |
| BONANZA CREEK STATE ANTELOPE 11-12 | Minor source | No |
| BONANZA CREEK STATE ANTELOPE 32-24 | Minor source | No |
| BONANZA CREEK- GUTTERSON 33-9,34-9,43-9 | Minor source | No |
| BONANZA CREEK- NORTH PLATTE 11-24, 22-24 | Minor source | No |
| BONANZA CREEK- NORTH PLATTE 12-24 | Minor source | No |
| BONANZA CREEK- NORTH PLATTE 14-24 | Minor source | No |
| BONANZA CREEK- NORTH PLATTE 21-24 | Minor source | No |
| BONANZA CREEK- NORTH PLATTE 23-24, 24-24 | Minor source | No |
| BONANZA CREEK- NORTH PLATTE 33-13 | Minor source | No |
| BONANZA CREEK- NORTH PLATTE 44-13 | Synthetic minor source | No |
| BONANZA CREEK- STATE ANTELOPE 11-14-1 HZ | Minor source | No |
| BONANZA CREEK-ANTELOPE 12-18, 11-18, 18A | Minor source | No |
| BONANZA CREEK-STATE ANTELOPE 34-24 | Minor source | No |
| BONANZA CRK - STATE PRONGHORN P-16 | Synthetic minor source | No |
| BONANZA CRK ENERGY - NORTH PLATTE 24-34 | Synthetic minor source | No |
County as filed on the facility record. Figures from EPA’s ICIS-AIR download.