EPA Air · by county
Air-emissions sources in Undetermined County, Colorado
- 1,500Facilities
Every stationary source in Undetermined 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 Undetermined 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 Undetermined 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 6
- 2025 — inspections 29
- 2024 — inspections 26
- 2023 — inspections 25
- 2022 — inspections 38
- 2021 — inspections 15
- 2020 — inspections 23
- 2019 — inspections 5
- 2018 — inspections 22
- 2017 — inspections 25
Facilities
| Facility↑↓ | Classification↑↓ | HPV |
|---|---|---|
| SUNROC - PORTABLE JAW CRUSHER | Minor source | No |
| SUNROC - PORTABLE JCI SCREEN | Minor source | No |
| SUPER EX LLC - EXTEC JAW CRUSHER | Minor source | No |
| SUPERIOR OILFIELD SVCS - PORT. GENERATOR | Minor source | Yes |
| SUPERIOR OILFIELD SVCS- PORTABLE CRUSHER | Minor source | Yes |
| SVEDALA INDUSTRIES | Minor source | No |
| SYNERGY RESOURCES - REG 7 REPORTING ONLY | Minor source | No |
| TAMROCK GRAVEL - PORTABLE ENGINE/CRUSHER | Minor source | No |
| TAMROCK GRAVEL CO. | Minor source | No |
| TAMROCK GRAVEL CO. - CRUSHER W/ ENGINE | Minor source | No |
| TERROR CREEK LLC - PORT. SCREEN 00779211 | Minor source | No |
| TEZAK HEAVY EQUIP - CAT 3412 GENSET | Minor source | No |
| TEZAK HEAVY EQUIPMENT CO INC | Synthetic minor source | No |
| TEZAK HEAVY EQUIPMENT CO INC | Minor source | No |
| TEZAK HVY EQUIP - NORDBERG CRUSHER | Minor source | No |
| TIMBER CREEK - 2293334 PORT. ENGINE | Minor source | No |
| TIMBER CREEK - 2293337 PORT. ENGINE | Minor source | No |
| TIMBER CREEK - 2293338 PORT. ENGINE | Minor source | No |
| TIMBER CREEK - AC 08-06 - PORTABLE 2 | Minor source | No |
| TIMBER CREEK - AC 08-06- PORTABLE | Minor source | No |
| TIMBER CREEK - AC 08-08 - PORTABLE | Minor source | No |
| TIMBER CREEK - AC 09-02- PORTABLE ENGINE | Minor source | No |
| TIMBER CREEK - AC 09-04 - PORT. ENGINE 2 | Minor source | No |
| TIMBER CREEK - AC 09-04 - PORTABLE EINGI | Minor source | No |
| TIMBER CREEK - AC 09-06 - PORT. ENGINE | Minor source | No |
| TIMBER CREEK - AC 09-08 - PORTABLE ENGIN | Minor source | No |
| TIMBER CREEK - AC 20-03 - PORTABLE ENGIN | Minor source | No |
| TIMBER CREEK - AC 20-15 - PORTABLE | Minor source | No |
| TIMBER CREEK - AC 30-07 - PORTABLE | Minor source | No |
| TIMBER CREEK - AC 30-12 - PORTABLE | Minor source | No |
| TIMBER CREEK - AC 30-12 - PORTABLE 2 | Minor source | No |
| TIMBER CREEK - GE 17-14 PORT. ENGINE | Minor source | No |
| TIMBER CREEK - GE 29-13 PORT. ENGINE | Minor source | No |
| TIMBER CREEK - GE 32-05 PORT. ENGINE | Minor source | No |
| TIMBER CREEK - GM V6 SN: 2-0001907 | Minor source | No |
| TIMBER CREEK - GM V6 SN: 2-0001947 | Minor source | No |
| TIMBER CREEK - GM V6 SN: 2-0001951 | Minor source | No |
| TIMBER CREEK - GM V6 SN: 2-0001953 | Minor source | No |
| TIMBER CREEK - GM V6 SN: 2-0001959 | Minor source | No |
| TIMBER CREEK - GM V6 SN: TIMBER CREEK 12 | Minor source | No |
| TIMBER CREEK - GM V6 SN: TIMBER CREEK 13 | Minor source | No |
| TIMBER CREEK - GM V6 SN: TIMBER CREEK 14 | Minor source | No |
| TIMBER CREEK - GM V6 SN: TIMBER CREEK 17 | Minor source | No |
| TIMBER CREEK - GM V6 SN: TIMBER CREEK 18 | Minor source | No |
| TIMBER CREEK - GM V6 SN: TIMBER CREEK 22 | Minor source | No |
| TIMBER CREEK - GM V6 SN: TIMBER CREEK 23 | Emissions classification unknown | No |
| TIMBER CREEK - GM V6 SN: TIMBER CREEK 26 | Emissions classification unknown | No |
| TIMBER CREEK - GM V6 SN: TIMBER CREEK 52 | Minor source | No |
| TIMBER CREEK - GM V8 SN: TIMBER CREEK 56 | Minor source | No |
| TIMBER CREEK - HR 03-02V - PORTABLE | Minor source | No |
| TIMBER CREEK - HR 04-14 PORT. ENGINE | Minor source | No |
| TIMBER CREEK - HR 08-16R - PORTABLE | Minor source | No |
| TIMBER CREEK - HR 09-03 PORT. ENGINE | Minor source | No |
| TIMBER CREEK - HR 15-04 - PORTABLE ENGIN | Minor source | No |
| TIMBER CREEK - HR 16-01 - PORT. ENGINE 2 | Minor source | No |
| TIMBER CREEK - HR 16-01 - PORTABLE ENGIN | Minor source | No |
| TIMBER CREEK - HR 28-15 PORT. ENGINE | Minor source | No |
| TIMBER CREEK - HR 33-09 PORT. ENGINE | Minor source | No |
| TIMBER CREEK - HR 33-13 PORT. ENGINE | Minor source | No |
| TIMBER CREEK - HR 35-04V - PORTABLE ENGI | Minor source | No |
| TIMBER CREEK - HUBER BURKETT 3-26 - PORT | Minor source | No |
| TIMBER CREEK - NE 26-09 PORT. ENGINE | Minor source | No |
| TIMBER CREEK - PORT WELLHEAD ENG 1-00010 | Minor source | No |
| TIMBER CREEK - PORT WELLHEAD ENG 1-00013 | Minor source | No |
| TIMBER CREEK - PORT WELLHEAD ENG 1-00013 | Minor source | No |
| TIMBER CREEK - PORT WELLHEAD ENG 1139D34 | Minor source | No |
| TIMBER CREEK - PORT WELLHEAD ENG 151D232 | Minor source | No |
| TIMBER CREEK - PORT WELLHEAD ENG 206 | Minor source | No |
| TIMBER CREEK - PORT WELLHEAD ENG 427 | Minor source | No |
| TIMBER CREEK - PORT WELLHEAD ENG 488 | Minor source | No |
| TIMBER CREEK - PORT WELLHEAD ENG 510 | Minor source | No |
| TIMBER CREEK - PORT WELLHEAD ENG 544 | Minor source | No |
| TIMBER CREEK - PORT WELLHEAD ENG 582 | Minor source | No |
| TIMBER CREEK - PORT. ENGINE | Minor source | No |
| TIMBER CREEK - PORT. ENGINE | Minor source | No |
| TIMBER CREEK - PORT. ENGINE | Minor source | No |
| TIMBER CREEK - PORT. ENGINE | Minor source | No |
| TIMBER CREEK - PORT. ENGINE | Minor source | No |
| TIMBER CREEK - PORT. ENGINE | Minor source | No |
| TIMBER CREEK - PORT. ENGINE | Minor source | No |
| TIMBER CREEK - PORT. ENGINE | Minor source | No |
| TIMBER CREEK - PORT. ENGINE | Minor source | No |
| TIMBER CREEK - PORT. ENGINE | Minor source | No |
| TIMBER CREEK - PORT. ENGINE | Minor source | No |
| TIMBER CREEK - PORT. ENGINE | Minor source | No |
| TIMBER CREEK - PORT. ENGINE | Minor source | No |
| TIMBER CREEK - PORT. ENGINE - AC 13-16 | Minor source | No |
| TIMBER CREEK - PORTABLE - HR 08-07V | Minor source | No |
| TIMBER CREEK - PORTABLE ENGINE | Minor source | No |
| TIMBER CREEK - PORTABLE ENGINE | Minor source | No |
| TIMBER CREEK - PORTABLE ENGINE | Minor source | No |
| TIMBER CREEK - PORTABLE ENGINE | Minor source | No |
| TIMBER CREEK - PORTABLE ENGINE | Minor source | No |
| TIMBER CREEK - PORTABLE ENGINE | Minor source | No |
| TIMBER CREEK - PORTABLE ENGINE | Minor source | No |
| TIMBER CREEK - PORTABLE ENGINE | Minor source | No |
| TIMBER CREEK - PORTABLE ENGINE | Minor source | No |
| TIMBER CREEK - PORTABLE ENGINE | Minor source | No |
| TIMBER CREEK - PORTABLE ENGINE | Minor source | No |
| TIMBER CREEK - PORTABLE ENGINE - NE 36-0 | Minor source | No |
County as filed on the facility record. Figures from EPA’s ICIS-AIR download.