EPA Air · by state and industry
Mining and quarrying (NAICS 2123) air sources in Colorado
- 1,360Facilities
Permitted air-emissions sources in Colorado whose primary industry code is NAICS 2123. A facility filing more than one industry code is counted under the first one on its record, so a plant with several lines appears once, under the line EPA lists first.
Inspections of mining and quarrying (naics 2123) in Colorado, 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 35
- 2025 — inspections 107
- 2024 — inspections 81
- 2023 — inspections 75
- 2022 — inspections 104
- 2021 — inspections 51
- 2020 — inspections 56
- 2019 — inspections 44
- 2018 — inspections 90
- 2017 — inspections 93
Facilities
| Facility↑↓ | Classification↑↓ | HPV |
|---|---|---|
| MARTIN MARIETTA MTRLS - SEE 777-4227 | Minor source | No |
| MARTIN MARIETTA MTRLS-SPEC. AGG. QUARRY | Synthetic minor source | No |
| MARTIN SAND & GRAVEL | Minor source | No |
| MCATEE CONSTRUCTION CO - TIMNATH PIT | Synthetic minor source | No |
| MCATEE CONSTRUCTION CO- HARLEY PIT | Minor source | No |
| MCCARTY EXCAVATION - TEXAS CREEK PIT | Minor source | No |
| MCQUAID LLC - B&L COGAN LLC | Minor source | No |
| MCSTONE AGGREGATES, LLC - #25-5 | Minor source | No |
| MEEKER SAND & GRAVEL - CRUSHER & GEN | Minor source | No |
| MEEKER SAND & GRAVEL (SEE 103/0060) | Minor source | No |
| MEEKER SAND & GRAVEL INC | Minor source | No |
| MEEKER SAND & GRAVEL-WARRIOR 1400 POWERS | Minor source | No |
| MESA AGG LLC - ORCHARD MESA PIT | Minor source | No |
| MESA SANDSTONE - HINDMARSH SANDSTONE | Minor source | No |
| MIDWAY AGGREGATES LLLP | Minor source | No |
| MILL IRON MINING - PORTABLE GENERATOR | Minor source | No |
| MILL IRON MINING - PORTABLE PLANT | Synthetic minor source | No |
| MILL IRON MINING - PORTABLE SCREEN | Minor source | No |
| MK SAND & GRAVEL (CEDAR RAPIDS CONE) | Minor source | No |
| MOBILE CONCRETE - PORT CONCRETE PLNT ENG | Minor source | No |
| MOFFAT CNTY ROAD DEPT - BIG BURN PIT | Minor source | No |
| MOFFAT COUNTY RD - CLAY PIT #21 | Minor source | No |
| MOFFAT COUNTY RD - BIG BURN PIT | Minor source | No |
| MOFFAT COUNTY RD - CROSS MOUNTAIN RANCH | Minor source | No |
| MOFFAT COUNTY RD - LITTLE SNAKE PIT | Minor source | No |
| MOFFAT COUNTY RD - LYONS PIT (CHARCHALIS | Minor source | No |
| MOFFAT COUNTY RD - MANTLE PIT #3 | Minor source | No |
| MOFFAT COUNTY RD - POWDERWASH PIT #66 | Minor source | No |
| MOFFAT COUNTY RD - REFUGE PIT #1 | Minor source | No |
| MOFFAT COUNTY RD - SMITH PIT | Minor source | No |
| MOFFAT COUNTY RD - STATE TRACT #38 | Minor source | No |
| MOFFAT COUNTY RD - SUNBEAM PIT | Minor source | No |
| MOFFAT COUNTY RD - SWEENEY EXP (KENNECOT | Minor source | No |
| MOFFAT COUNTY RD - TUTTLE PIT | Minor source | No |
| MOFFAT COUNTY RD - VILLARD PIT #2 | Minor source | No |
| MOFFAT COUNTY RD DEPT - LIMESTONE PIT 10 | Minor source | No |
| MOFFAT LIMESTONE INC - JUNIPER MT. GRAVE | Minor source | No |
| MONARCH MOUNTAIN MINERALS - DENM | Minor source | No |
| MONARCH MTN MINERALS & AGG - LILLY MINES | Minor source | No |
| MONTEZUMA COUNTY | Minor source | No |
| MONTEZUMA COUNTY - TOZER PIT | Minor source | No |
| MONTEZUMA COUNTY-HAY CAMP PIT | Minor source | No |
| MONTROSE CNTY - NUCLA BLM PIT | Minor source | No |
| MONTROSE CNTY - SHAVANO PIT | Minor source | No |
| MONTROSE COUNTY - CEDAR CREEK PIT | Minor source | No |
| MONTROSE COUNTY - DONLEY ROCK QUARRY | Minor source | No |
| MONTROSE COUNTY - GRIZZLY PIT | Minor source | No |
| MONTROSE COUNTY - LA SALLE PIT | Minor source | No |
| MONTROSE COUNTY - NEAL PIT | Minor source | No |
| MONTROSE COUNTY - SODERQUIST PIT | Minor source | No |
| MOORES MINING, LLC- CRUSHER | Minor source | No |
| MOORES MINING, LLC- GEN SET | Minor source | No |
| MOORES MINING, LLC- JAW CRUSHER | Minor source | No |
| MOORES MINING, LLC- MOORES PIT | Minor source | No |
| MOORES MINING, LLC- SCREEN | Minor source | No |
| MOORES MINING, LLC- SCREEN | Minor source | No |
| MOORES MINING, LLC- SCRN & CONE | Minor source | No |
| MORGAN SAND & GRAVEL - WESTHOFF PIT | Minor source | No |
| MORROW & SONS INC. | Minor source | No |
| MORROW & SONS INC. | Minor source | No |
| MORROW & SONS INC. | Minor source | No |
| MOUNTAIN GRAVEL & CONST CO | Minor source | No |
| MOUNTAIN PARK CONCRETE - PORT. SCREEN | Minor source | No |
| MOUNTAIN PARK CONCRETE INC | Minor source | No |
| MOUNTAIN PARK CONCRETE INC | Minor source | No |
| MOUNTAIN STONE INC. - KOENIG PIT | Minor source | No |
| MTN PARK CONCRETE - FINLAY 303 SCREEN | Minor source | No |
| MWCA, INC. | Minor source | No |
| N.COLO.CONST. - BENNETT PIT | Minor source | No |
| NATURAL SODA LLC | Minor source | No |
| NATURAL SODA LLC | Minor source | No |
| NEWPARK MATS & INTEGRATED SERVICES OF CO | Minor source | No |
| NICHOLS GRAVEL PIT/MK SAND & GRAVEL | Minor source | No |
| NIELSONS INC | Minor source | No |
| NIELSONS SKANSKA, INC. | Synthetic minor source | No |
| NIELSONS SKANSKA, INC. | Minor source | No |
| NIELSONS SKANSKA, INC. | Minor source | No |
| NIELSONS SKANSKA, INC. | Minor source | No |
| NIELSONS SKANSKA, INC. | Minor source | No |
| NIELSONS SKANSKA, INC. | Minor source | No |
| NIELSONS SKANSKA, INC. | Minor source | No |
| NIELSONS SKANSKA, INC. | Minor source | No |
| NIELSONS SKANSKA, INC. | Minor source | No |
| NIELSONS SKANSKA, INC. | Minor source | No |
| NORRIS GRAVEL PIT | Minor source | No |
| NORTHERN COLORADO CONST - NCCI PIT #1 | Minor source | No |
| NORTHERN COLORADO CONST. - PORT. SCREEN | Minor source | No |
| NORTHERN COLORADO CONSTR - SCREEN 16494 | Minor source | No |
| NORVELL CONSTRUCTION LLC | Minor source | No |
| O'ROURKE EXCAVATING- SOUTH FORK PIT | Minor source | No |
| OAK CREEK CONSULTING - MALONE GRAVEL PIT | Minor source | No |
| OAKLANDS RANCH | Minor source | No |
| OAKLANDS RANCH - OAKLANDSRANCH PIT | Minor source | No |
| OGLEBAY NORTON INDUSTRIAL SANDS, INC. | Minor source | No |
| OLD CASTLE DBA UNITED -PORTABLE PLNT CR3 | Minor source | No |
| OLD CASTLE SW - RIFLE RMC PLANT | Minor source | No |
| OLDCASTLE / FOUR CORNERS - 10400 ROAD 25 | Minor source | No |
| OLDCASTLE DBA UNITED COS - CRUSHER #4 | Minor source | No |
| OLDCASTLE DBA 4 CORNERS MTRLS - CSP#04 | Minor source | No |
| OLDCASTLE DBA FOUR CORNERS - PORT GENSET | Minor source | No |
Primary NAICS code as filed on the facility record. Figures from EPA’s ICIS-AIR download.