EPA Air · inspections by state, industry and year
Mining and quarrying (NAICS 2123): inspections in Colorado, 2026
- 35Inspections
A compliance evaluation is the on-site or file review a state, local or federal air agency records against a permitted source. Each row is one inspection recorded during 2026 at a Colorado source whose primary industry code is NAICS 2123. A facility filing more than one industry code is counted under the first one on its record.
Mining and quarrying (NAICS 2123) in Colorado, other years
Other industries in Colorado, 2026
- Oil and gas extraction (NAICS 2111) 186
- Waste management and remediation (NAICS 5622) 25
- Nonmetallic mineral product manufacturing (NAICS 3273) 22
- Utilities (NAICS 2211) 21
- Petroleum and coal products manufacturing (NAICS 3241) 14
- Merchant wholesalers, nondurable goods (NAICS 4247) 10
- Justice, public order and safety (NAICS 9221) 6
- Utilities (NAICS 2213) 4
- Repair and maintenance (NAICS 8111) 4
- National security and international affairs (NAICS 9281) 4
- Pipeline transportation (NAICS 4862) 4
- Plastics and rubber products manufacturing (NAICS 3261) 4
- Food manufacturing (NAICS 3111) 4
- Personal and laundry services (NAICS 8122) 3
- Waste management and remediation (NAICS 5629) 3
- Beverage and tobacco manufacturing (NAICS 3121) 3
- Mining support (NAICS 2131) 3
- Food manufacturing (NAICS 3118) 3
- Fabricated metal product manufacturing (NAICS 3329) 3
- Merchant wholesalers, nondurable goods (NAICS 4245) 3
- Fabricated metal product manufacturing (NAICS 3328) 3
Air-emissions inspections recorded in Colorado, 2026
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2026-08-11 | ARCOSA LWB LLC - LIGHTWEIGHT - BOULDER — high-priority violation on file | SUPERIOR AREA, Jefferson, CO | FCE On-Site | State |
| 2026-08-06 | ASPHALT SPECIALTIES COMPANY, INC. | COMMERCE CITY AREA, Adams, CO | FCE On-Site | State |
| 2026-07-28 | GREEN BROS PIT #2 | FORT MORGAN AREA, Morgan, CO | FCE On-Site | State |
| 2026-07-28 | MORGAN SAND & GRAVEL - WESTHOFF PIT | LOG LANE VILLAGE 6.0 MI. N OF, Morgan, CO | FCE On-Site | State |
| 2026-07-21 | KIEWIT-BARNARD JOINT VENTURE - GROSS RES | GOLDEN AREA, Boulder, CO | FCE On-Site | State |
| 2026-07-21 | GCC RIO GRANDE, INC. - SALT CANYON | CANON CITY 10.9 MI. NE OF, Fremont, CO | FCE On-Site | State |
| 2026-07-17 | PETE LIEN & SONS - OWL CANYON COMPLEX | WELLINGTON 9.5 MI. NW OF, Larimer, CO | FCE On-Site | State |
| 2026-07-08 | CUSTER COUNTY ROAD & BRIDGE - SOUTH PIT | WESTCLIFFE, Custer, CO | FCE On-Site | State |
| 2026-07-07 | COOLEY & SONS EXCAVATING - PEPPER PIT | CENTER 3.0 MI. W OF, Alamosa, CO | FCE On-Site | State |
| 2026-06-30 | ELAM CONST DBA SANDCO - DURANGO PLANT | DURANGO 4.4 MI. N OF, La Plata, CO | FCE On-Site | State |
| 2026-06-30 | SANDCO INC - WALKER PIT | DURANGO 2.5 MI. N OF, La Plata, CO | FCE On-Site | State |
| 2026-06-17 | ELAM CONSTRUCTION - BENNET GRAVEL PIT | DELTA, Delta, CO | FCE On-Site | State |
| 2026-06-17 | ELDON & CORNELIA REYNOLDS- REYNOLDS PIT | DELTA AREA, Delta, CO | FCE On-Site | State |
| 2026-06-16 | LOUISIANA LAND & GRAVEL CO - ANGIE PIT | NORWOOD 5.7 MI. NW OF, Montrose, CO | FCE On-Site | State |
| 2026-06-11 | MARTIN MARIETTA MATERIALS - SOKOL PIT | CALHAN 3.1 MI. S OF, El Paso, CO | FCE On-Site | State |
| 2026-06-11 | SAND ACQUISITION HOLDINGS- JEMADOJIN | ELLICOTT 11.9 MI. N OF, El Paso, CO | FCE On-Site | State |
| 2026-06-10 | MONTEZUMA COUNTY - TOZER PIT | CORTEZ 9.5 MI. W OF, Montezuma, CO | FCE On-Site | State |
| 2026-06-02 | 3B ENTERPRISES, LLC - DEAKINS PIT | CRAIG AREA, Moffat, CO | FCE On-Site | State |
| 2026-05-13 | KILGORE CO DBA ELAM - MULE FARM | GRAND JUNCTION AREA, Mesa, CO | FCE On-Site | State |
| 2026-05-13 | ELAM CONSTRUCTION - 23 1/4 ROAD PIT | GRAND JUNCTION, Mesa, CO | FCE On-Site | State |
| 2026-05-13 | M A CONCRETE CONSTR. -MONUMENT VIEW PIT | GRAND JUNCTION, Mesa, CO | FCE On-Site | State |
| 2026-05-13 | SUNROC - PORTABLE JAW CRUSHER | GRAND JUNCTION, Undetermined, CO | FCE On-Site | State |
| 2026-05-13 | KILGORE DBA PEAK MAT -AGRI-D CRU / SCREE | SILVERTHORNE, Undetermined, CO | FCE On-Site | State |
| 2026-05-12 | GRAND JUNCTION PIPE & SUPPLY - DELTA PIT | ORCHARD CITY AREA, Delta, CO | FCE On-Site | State |
| 2026-05-12 | ELAM CONSTRUCTION - SUNNY SIDE PIT | MESA, Mesa, CO | FCE On-Site | State |
| 2026-05-12 | PARKERSON CONSTRUCTION - 31 ROAD PIT | GRAND JUNCTION AREA, Mesa, CO | FCE On-Site | State |
| 2026-04-30 | OLDCASTLE SW GROUP - STATE PIT | AVONDALE AREA, Pueblo, CO | FCE On-Site | State |
| 2026-04-29 | ARS COLORADO LLC - BRALEY PIT | LITTLETON 3.1 MI. S OF, Douglas, CO | FCE On-Site | State |
| 2026-04-22 | SMITH'S MATERIALS - LINE CAMP | DOLORES 6.7 MI. NE OF, Montezuma, CO | FCE On-Site | State |
| 2026-04-09 | PETE LIEN & SONS - ST. BARBARA S&G MINE | AVONDALE 2.3 MI. N OF, Pueblo, CO | FCE On-Site | State |
| 2026-04-01 | OLD CASTLE SW - RIFLE RMC PLANT | RIFLE, Garfield, CO | FCE On-Site | State |
| 2026-03-19 | MARTIN MARIETTA MTRLS-SPEC. AGG. QUARRY | GOLDEN, Jefferson, CO | FCE On-Site | State |
| 2026-01-13 | ACA PRODUCTS INC. - PINE RIDGE PIT | LEADVILLE 4.9 MI. SW OF, Lake, CO | FCE On-Site | State |
| 2026-01-06 | BENSON BROTHERS - PIGG MESA PIT | ORCHARD CITY AREA, Delta, CO | FCE On-Site | State |
| 2026-01-06 | BENSON BROTHERS - RED SHALE PIT | CEDAREDGE, Delta, CO | FCE On-Site | State |
Primary NAICS code as filed on the facility record; dates as filed by the agency that recorded the inspection. Figures from EPA’s ICIS-AIR download.