EPA Air · by state and industry
Mining and quarrying (NAICS 2123) air sources in California
- 21Facilities
Permitted air-emissions sources in California 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 California, 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 7
- 2025 — inspections 21
- 2024 — inspections 13
- 2023 — inspections 16
- 2022 — inspections 15
- 2021 — inspections 17
- 2020 — inspections 8
- 2019 — inspections 12
- 2018 — inspections 14
- 2017 — inspections 10
Facilities
| Facility↑↓ | Classification↑↓ | HPV |
|---|---|---|
| ARCOSA LIGHTWEIGHT, FRAZIER PARK (1603) | Major source | Yes |
| BLUE MOUNTAIN MINERALS | Synthetic minor source | No |
| CALPORTLAND CONSTRUCTION - ROCKY CANYON | Synthetic minor source | No |
| CEMEX | Synthetic minor source | Yes |
| CEMEX CONST MATERIALS PACIFIC LLC | Minor source | No |
| ELEMENTS SPECIALITIES | Major source | No |
| GILLIBRAND INDUSTRIAL SANDS, LLC | Synthetic minor source | No |
| GRANITE ROCK WILSON | Major source | No |
| HANSON AGGREGATES | Synthetic minor source | No |
| IMERYS MINERALS CALIFORNIA | Major source | No |
| NORTH STATE GROCERY | Minor source | No |
| NORTHERN AGGREGATES-WILLITS | Major source | No |
| OMYA CALIFORNIA | Synthetic minor source | No |
| PROTECH MINERALS INC | Major source | No |
| SEARLES VALLEY MINERALS (IMC CHEMICALS) | Major source | Yes |
| SIERRA ROCK | Minor source | No |
| SPECIALTY MINERALS | Major source | No |
| TAFT PRODUCTION CO. | Major source | No |
| US BORAX & CHEMICAL | Major source | No |
| US MINE CO. - IONE PLANT | Synthetic minor source | No |
| VULCAN MATERIALS COMPANY | Minor source | No |
Primary NAICS code as filed on the facility record. Figures from EPA’s ICIS-AIR download.