EPA Air · by state and industry
Nonmetallic mineral product manufacturing (NAICS 3279) air sources in California
- 7Facilities
Permitted air-emissions sources in California whose primary industry code is NAICS 3279. 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 nonmetallic mineral product manufacturing (naics 3279) 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 32
- 2025 — inspections 52
- 2024 — inspections 60
- 2023 — inspections 29
- 2022 — inspections 21
- 2021 — inspections 22
- 2020 — inspections 19
- 2019 — inspections 30
- 2018 — inspections 11
- 2017 — inspections 14
Facilities
| Facility↑↓ | Classification↑↓ | HPV |
|---|---|---|
| 3M OAK HILLS | Synthetic minor source | No |
| BUILDING MATERIALS MFG. CORP | Synthetic minor source | No |
| CERTAINTEED CORP | Major source | Yes |
| JOHNS MANVILLE CO | Major source | No |
| KNAUF INSULATION, GMBH | Major source | No |
| KREYSLER & ASSOCICATES | Minor source | No |
| OWENS CORNING INSULATING SYSTEMS, LLC | Major source | Yes |
Primary NAICS code as filed on the facility record. Figures from EPA’s ICIS-AIR download.