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 - GRATTAN 1-20 | Minor source | No |
| CRESTONE PEAK - GRENEMEYER & HOWARD | Minor source | No |
| CRESTONE PEAK - GRENEMEYER 4-6-26 | Minor source | No |
| CRESTONE PEAK - GRENEMEYER E & BELL BATT | Minor source | No |
| CRESTONE PEAK - GRENEMEYER WAGNER 'C BAT | Minor source | No |
| CRESTONE PEAK - GRENEMEYER WAGNER J BATT | Minor source | No |
| CRESTONE PEAK - GRENMEYER WAGNER BATTERY | Minor source | No |
| CRESTONE PEAK - GURTLER 1 BATTERY | Minor source | No |
| CRESTONE PEAK - GURTLER HORIZONTAL | Synthetic minor source | No |
| CRESTONE PEAK - HALEY #32-22 | Minor source | No |
| CRESTONE PEAK - HALEY 1 22 | Minor source | No |
| CRESTONE PEAK - HERBER 31-20 | Minor source | No |
| CRESTONE PEAK - HERBERS 20H-B167 BATTERY | Synthetic minor source | No |
| CRESTONE PEAK - HERREN 1A-33H 41 33 | Minor source | No |
| CRESTONE PEAK - HERREN 1A-33H 41 33 | Minor source | No |
| CRESTONE PEAK - HINGLEY 18H-A167 BATTERY | Synthetic minor source | No |
| CRESTONE PEAK - HINGLEY 18H-N167 BATTERY | Synthetic minor source | No |
| CRESTONE PEAK - HINGLEY FARMS #32-18 | Minor source | No |
| CRESTONE PEAK - HORN LIBSACK #1-27 | Minor source | No |
| CRESTONE PEAK - HURT 1 | Minor source | No |
| CRESTONE PEAK - HWY 52 32H-O268 | Minor source | No |
| CRESTONE PEAK - IONE 1 BATTERY | Minor source | No |
| CRESTONE PEAK - IONE 10 BATTERY | Minor source | No |
| CRESTONE PEAK - IONE 10 HZ BATTERY | Minor source | No |
| CRESTONE PEAK - IONE 11 BATTERY | Minor source | No |
| CRESTONE PEAK - IONE 12 & IONE 22 2 | Minor source | No |
| CRESTONE PEAK - IONE 13 BATTERY | Minor source | No |
| CRESTONE PEAK - IONE 13-4 BATTERY | Minor source | No |
| CRESTONE PEAK - IONE 2 | Minor source | No |
| CRESTONE PEAK - IONE 23 BATTERY | Minor source | No |
| CRESTONE PEAK - IONE 3 | Minor source | No |
| CRESTONE PEAK - IONE 32 8 | Minor source | No |
| CRESTONE PEAK - IONE 4 BATTERY | Minor source | No |
| CRESTONE PEAK - IONE 4-6-4 BATTERY | Minor source | No |
| CRESTONE PEAK - IONE 5 BATTERY | Minor source | No |
| CRESTONE PEAK - IONE 6-4-8 BATTERY | Minor source | No |
| CRESTONE PEAK - IONE NE2H BATTERY | Synthetic minor source | No |
| CRESTONE PEAK - IONE NW2H BATTERY | Synthetic minor source | No |
| CRESTONE PEAK - IRVINE BATTERY | Minor source | No |
| CRESTONE PEAK - JILLSON 1-22 | Minor source | No |
| CRESTONE PEAK - JILLSON BATTERY | Minor source | No |
| CRESTONE PEAK - JILLSON GAS UNIT 1 | Minor source | No |
| CRESTONE PEAK - JILSON-EAST RINN M268 | Minor source | No |
| CRESTONE PEAK - JO FARMS 0-4-17 | Minor source | No |
| CRESTONE PEAK - JOHNSON 1 | Minor source | No |
| CRESTONE PEAK - KAWAKAMI ##31-35 | Minor source | No |
| CRESTONE PEAK - KAWAKAMI #31 35 | Minor source | No |
| CRESTONE PEAK - KAWAKAMI BATTERY | Minor source | No |
| CRESTONE PEAK - KENNEDY #32-21 | Minor source | No |
| CRESTONE PEAK - KENNEDY 31 21 | Minor source | No |
| CRESTONE PEAK - KENNEDY GAS UNIT 1 & KEN | Minor source | No |
| CRESTONE PEAK - KERBS 1 & BERGSTROM | Minor source | No |
| CRESTONE PEAK - KIYOTA 35H-O367 BATTERY | Synthetic minor source | No |
| CRESTONE PEAK - KIYOTA BATTERY | Minor source | No |
| CRESTONE PEAK - KIYOTA C35-320E | Minor source | No |
| CRESTONE PEAK - KUGEL 18H-H267 | Synthetic minor source | No |
| CRESTONE PEAK - KUGEL 2 & MILLER 12-17 & | Minor source | No |
| CRESTONE PEAK - KUNER BATTERY | Minor source | No |
| CRESTONE PEAK - LIBERTY 21H-C368 | Minor source | No |
| CRESTONE PEAK - LIBSACK 8-6-27 | Minor source | No |
| CRESTONE PEAK - LIBSACK 8.4.27 | Minor source | No |
| CRESTONE PEAK - LIQUIDS HANDLING HUB | Major source | No |
| CRESTONE PEAK - LOCHBUIE LAND 25H-D166 | Synthetic minor source | No |
| CRESTONE PEAK - LUHMAN 1 & 44 BATTERY | Minor source | No |
| CRESTONE PEAK - LUHMAN 43 & 33 BATTERY | Minor source | No |
| CRESTONE PEAK - MAIER 28H | Minor source | No |
| CRESTONE PEAK - MAIER 32 28 | Synthetic minor source | No |
| CRESTONE PEAK - MAIER BATTERY 1 & 41-28 | Minor source | No |
| CRESTONE PEAK - MANTLE #1 | Minor source | No |
| CRESTONE PEAK - MARCUS STATE BATTERY | Minor source | No |
| CRESTONE PEAK - MASON GU & HERMAN BATTER | Minor source | No |
| CRESTONE PEAK - MATHEWS HZ BATTERY | Synthetic minor source | No |
| CRESTONE PEAK - MCCONAHAY | Minor source | No |
| CRESTONE PEAK - MCCONAHAY 1A-34H | Minor source | No |
| CRESTONE PEAK - MCCONAHAY 32H-H266 | Synthetic minor source | No |
| CRESTONE PEAK - MCCONAHAY 43-34 | Minor source | No |
| CRESTONE PEAK - MCCONAHAY 6-4-34 | Minor source | No |
| CRESTONE PEAK - MCPEEK | Minor source | No |
| CRESTONE PEAK - MELBON RANCH 17H-M265 | Synthetic minor source | No |
| CRESTONE PEAK - MELBON RANCH 4-8-17 | Minor source | No |
| CRESTONE PEAK - MILLER #12-17 | Minor source | No |
| CRESTONE PEAK - MILLER 1 17 | Minor source | No |
| CRESTONE PEAK - MILLER 1-2 BATTERY | Minor source | No |
| CRESTONE PEAK - MILLER 1-27 & 12-27 BATT | Minor source | No |
| CRESTONE PEAK - MILLER 11 17 BATTERY | Minor source | No |
| CRESTONE PEAK - MILLER 3-17 BATTERY | Minor source | No |
| CRESTONE PEAK - MINCH 4H-L368 BATTERY | Minor source | No |
| CRESTONE PEAK - MOSER #1 | Minor source | No |
| CRESTONE PEAK - MUMBY STATE 36H-P266 | Synthetic minor source | No |
| CRESTONE PEAK - MUMBY STATE BATTERY | Minor source | No |
| CRESTONE PEAK - MURATA 1 BATTERY | Minor source | No |
| CRESTONE PEAK - NEIGHBORS 1 | Minor source | No |
| CRESTONE PEAK - NELSON E UNIT 1 | Minor source | No |
| CRESTONE PEAK - NESW SEC 34 T1N R67W BAT | Minor source | No |
| CRESTONE PEAK - NEWNAM 32H-C264 | Minor source | No |
| CRESTONE PEAK - NORTH RINN BATTERY | Synthetic minor source | No |
| CRESTONE PEAK - OLIN 1-4 GITTLEIN BATTER | Minor source | No |
| CRESTONE PEAK - OLIN BATTERY | Minor source | No |
| CRESTONE PEAK - OLIVE #1 & 23-26 | Minor source | No |
| CRESTONE PEAK - OSKARSON E UNIT 1 | Minor source | No |
County as filed on the facility record. Figures from EPA’s ICIS-AIR download.