EPA Air · inspections by county and year
Air-emissions inspections in Undetermined County, Colorado, 2025
- 29Inspections
A compliance evaluation is the on-site or file review a state, local or federal air agency records against a permitted source. Each row below is one inspection recorded against a source in Undetermined County, Colorado during 2025. A facility can appear several times: this is the year’s record of what happened, not a list of places. The sources themselves are on the Undetermined County facility page.
Undetermined County, Colorado, 2025
Air-emissions inspections in Undetermined County, other years
Air-emissions inspections recorded in Undetermined County, Colorado, 2025
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2025-11-24 | REGIONAL TRANSPORTATION DIST - TR39 | FCE On-Site | State |
| 2025-11-24 | REGIONAL TRANSPORTATION DIST - TR40 | FCE On-Site | State |
| 2025-09-02 | SUPERIOR OILFIELD SVCS - PORT. GENERATOR — high-priority violation on file | FCE On-Site | State |
| 2025-09-02 | SUPERIOR OILFIELD SVCS- PORTABLE CRUSHER — high-priority violation on file | FCE On-Site | State |
| 2025-08-26 | STEIN CRUSHER - PORTABLE CRUSHER/SCREEN | FCE On-Site | State |
| 2025-08-21 | COBLACO SERVICES, INC. | FCE On-Site | State |
| 2025-08-19 | ASPHALT SPECIALTIES - NELSON PORT SCRN | FCE On-Site | State |
| 2025-08-13 | BRANNAN SAND AND GRAVEL- MCCLOSKEY 81055 | FCE On-Site | State |
| 2025-08-13 | BRANNAN SAND AND GRAVEL-JCI SCREEN | FCE On-Site | State |
| 2025-08-13 | ALBERT FREI & SONS - PORT SCREEN 194679 | FCE On-Site | State |
| 2025-07-01 | OLDCASTLE DBA UNITED COS - PORTABLE HMAP | FCE On-Site | State |
| 2025-06-13 | SIMON CONTRACTOR - MOBILE BC PLANT #3 | FCE On-Site | State |
| 2025-05-16 | OLDCASTLE SW - GENERATOR CRUSHER 2 | FCE On-Site | State |
| 2025-05-16 | OLDCASTLE SW - PORT JCI SCREEN | FCE On-Site | State |
| 2025-05-16 | OLDCASTLE SW - CEDARAPIDS 3 DECK SC 2 | FCE On-Site | State |
| 2025-05-16 | MARTIN MARIETTA MTRLS - PORT CRUSHER | FCE On-Site | State |
| 2025-05-16 | MARTIN MARIETTA MTRLS - PORT SCREEN | FCE On-Site | State |
| 2025-05-16 | OLDCASTLE SW - CEDARAPIDS CRUSHER 6 | FCE On-Site | State |
| 2025-05-16 | OLDCASTLE SW - LIPPMAN CRUSHER 2 | FCE On-Site | State |
| 2025-05-14 | BRANNAN SAND & GRAVEL - PORTABLE SCREEN | FCE On-Site | State |
| 2025-04-07 | BRANNAN SAND AND GRAVEL - PORT SCREEN | FCE On-Site | State |
| 2025-04-02 | W.W.CLYDE & CO. - PORTABLE CEB | FCE On-Site | State |
| 2025-04-01 | WELD COUNTY PUBLIC WORKS - PORT CRSHR #2 | FCE On-Site | State |
| 2025-03-19 | IHC SCOTT - TEMPORARY BATCH PLANT SITE | FCE On-Site | State |
| 2025-03-19 | IHC SCOTT - PORTABLE CEB - SHOP | FCE On-Site | State |
| 2025-03-13 | MARTIN MARIETTA MTRLS - SCREEN 28605 | FCE On-Site | State |
| 2025-03-13 | MARTIN MARIETTA MTRLS - CRUSHER 53211 | FCE On-Site | State |
| 2025-03-11 | FLAG RESOURCES, INC | FCE On-Site | State |
| 2025-01-29 | STROHECKER ASPHALT & PAVING INC | FCE On-Site | State |
Dates as filed by the agency that recorded the inspection. Figures from EPA’s ICIS-AIR download.