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 |
|---|---|---|
| CONNELL RESOURCES INC | Minor source | No |
| CONNELL RESOURCES INC. | Minor source | No |
| CONNELL RESOURCES- PORTABLE ASPHALT PLNT | Synthetic minor source | No |
| CONSOLIDATED MUTUAL WATER - PERRY PIT | Synthetic minor source | No |
| CONSOLIDATED MUTUAL WATER- SCREEN 402811 | Minor source | No |
| COOPERHEAT | Minor source | No |
| COTTER CORP | Minor source | No |
| COULSON EXCAVATING - PORT CONE CRUSHER | Minor source | No |
| COULSON EXCAVATING - PORT SCREEN PLANT | Minor source | No |
| COULSON EXCAVATING - PORTABLE ASPHALT BA | Synthetic minor source | No |
| COULSON EXCAVATING - PORTABLE GENERATOR | Minor source | No |
| COULSON EXCAVATING - PORTABLE GENSET | Minor source | No |
| COULSON EXCAVATING - PORTABLE SCREEN | Minor source | No |
| COULSON EXCAVATING CO - PORTABLE GENERAT | Minor source | No |
| COULSON EXCAVATING CO INC | Minor source | No |
| COULSON EXCAVATING COMPANY INC | Minor source | No |
| COWBOY CLEANERS | Minor source | No |
| CRITES SAND & GRAVEL | Minor source | No |
| CROELL - CROELL PORTABLE #2 | Minor source | No |
| CROELL - CROELL PORTABLE #3 | Minor source | No |
| CUB CREEK RANCH -PORT AIR CURTAIN BURNER | Minor source | No |
| CUMMINS ROCKY MOUNTAIN LLC - RG1206 | Minor source | No |
| CUSP - PORTABLE AIR CURTAIN DESTRUCTOR | Minor source | No |
| CUSTER COUNTY - SOUTH PIT M95-026 | Minor source | No |
| CUSTER COUNTY ROAD & BRIDGE (COLEMAN SCR | Minor source | No |
| DELTA CNTY | Minor source | No |
| DELTA CNTY PIG MESA PIT ASPHALT PLT | Synthetic minor source | No |
| DELTA COUNTY | Minor source | No |
| DELTA COUNTY | Minor source | No |
| DELTA COUNTY | Minor source | No |
| DELTA COUNTY - (CUMMINS DFLC GENSET) | Minor source | No |
| DELTA COUNTY - CEDARAPIDS CRUSHER | Minor source | No |
| DELTA COUNTY - CEDARAPIDS CRUSHER | Minor source | No |
| DELTA COUNTY - CEDARAPIDS SCREEN | Minor source | No |
| DELTA COUNTY - CEDARAPIDS SCREEN | Minor source | No |
| DELTA PETROLEUM - COGGINS 10-34 | Minor source | No |
| DEPATCO - PORTABLE HOT MIX ASPHALT PLANT | Minor source | No |
| DICK CASEY CONCRETE (MCNEILUS CBP) | Minor source | No |
| DILLON CONSTRUCTION | Minor source | No |
| DIRK LARSEN | Minor source | No |
| DIVIDE CONSTRUCTORS, INC. | Minor source | No |
| DIVIDE CONSTRUCTORS, INC. | Minor source | No |
| DOUGLAS COUNTY SHERIFF'S OFFICE - CRIME | Minor source | No |
| DUCKELS CONST INC DBA YAMPA AGGREGATES | Minor source | No |
| DUCKELS CONST INC. DBA YAMPA AGGREGATES | Minor source | No |
| DUCKELS CONSTRUCTION | Minor source | No |
| DUCKELS CONSTRUCTION DBA YAMPA AGGREGATE | Minor source | No |
| DUCKELS CONSTRUCTION, INC. | Minor source | No |
| DURANGO GRAVEL, INC. | Minor source | No |
| EAGLE ROCK AGGREGATES - PORT. GENERATOR | Minor source | No |
| EARTH ENTERPRISES INC - WASTE NOT RECYCL | Minor source | No |
| EASTERN COLORADO AGGREGATES - SCREEN | Minor source | No |
| EASTERN COLORADO AGGREGATES - SCREEN | Minor source | No |
| EASTERN COLORADO AGGREGATES, LLLP | Minor source | No |
| EASTERN COLORADO AGGREGATES, LLLP | Minor source | No |
| EDW C LEVY CO DBA SCHMIDT CONSTRUCTION | Synthetic minor source | No |
| EDWARD C LEVY CO DBA SCHMIDT CONST CO | Minor source | No |
| ELAM CONST - PORT CRUSHER/SCREEN VAGNEUR | Minor source | No |
| ELAM CONST - PORTABLE ASPHALT PLANT | Minor source | No |
| ELAM CONST - PORTABLE CRUSHER/ SCREEN | Minor source | No |
| ELAM CONST - PORTABLE SCREEN PLANT | Minor source | No |
| ELAM CONST-PORTABLE ASPHALT PLANT | Minor source | No |
| ELAM CONST. - PORTAB (955 ASPHALT PLANT) | Synthetic minor source | No |
| ELAM CONSTRUCTION - BUNN RANCH PORTABLE | Synthetic minor source | No |
| ELAM CONSTRUCTION - CRUSHER #1 | Synthetic minor source | No |
| ELAM CONSTRUCTION - PORT GEN 92.090 | Minor source | No |
| ELAM CONSTRUCTION - PORT GEN G-095 | Minor source | No |
| ELAM CONSTRUCTION - PORT GEN G-253 | Minor source | No |
| ELAM CONSTRUCTION - PORT GEN G-254 | Minor source | No |
| ELAM CONSTRUCTION - PORTABLE CRUSHER | Minor source | No |
| ELAM CONSTRUCTION - PORTABLE CRUSHER | Minor source | No |
| ELAM CONSTRUCTION - PORTABLE CRUSHER | Minor source | No |
| ELAM CONSTRUCTION - PORTABLE SCREEN | Minor source | No |
| ELAM CONSTRUCTION INC - GEN G-091 | Minor source | No |
| ELAM CONSTRUCTION INC - GEN G-094 | Minor source | No |
| ELAM CONSTRUCTION INC - GEN G-099 | Minor source | No |
| ELAM CONSTRUCTION INC - PORTABLE GEN | Minor source | No |
| ELAM CONSTRUCTION INC - X-106 | Minor source | No |
| ELAM CONSTRUCTION INC - X-630 | Minor source | No |
| ELAM CONSTRUCTION INC. (V-855 ASPHALT) | Minor source | No |
| ELAM CONSTRUCTION, INC (H-950 LIME SILO) | Minor source | No |
| ELIZABETH CONVENIENCE | Minor source | No |
| ELK CREEK SAND & GRAVEL | Minor source | No |
| ELK CREEK SAND & GRAVEL - PORT CRUSHER | Minor source | No |
| ELK CREEK SAND & GRAVEL - PORT SCREEN | Minor source | No |
| ENCANA - BRUSH CREEK | Minor source | No |
| ENCANA - K20OU | Minor source | No |
| ENCANA (EAST) - BROWN C1 - 98HP GEN SET | Minor source | No |
| ENCANA (WEST) - DIVIDE CREEK 23 | Minor source | No |
| ENCANA (WEST) - J26NW | Minor source | No |
| ENCANA (WEST) - K28E GENERATOR | Minor source | No |
| ENCANA (WEST) ORCHARD 003 PAD | Minor source | No |
| ENCANA OIL & GAS (USA) INC. | Minor source | No |
| ENCANA OIL & GAS (USA) INC. | Minor source | No |
| ENCANA OIL & GAS (USA) INC. | Minor source | No |
| ENCANA OIL AND GAS (USA) INC. | Minor source | No |
| ENCANA OIL AND GAS (USA) INC. | Minor source | No |
| ENERGY ALTERNATIVES - TARGET STORE T1806 | Minor source | No |
| ENERVEST OPERATING - JUANITA STATE #1 | Minor source | No |
| ENSIGN WELL SERVICES | Minor source | No |
County as filed on the facility record. Figures from EPA’s ICIS-AIR download.