EPA Air · nonattainment areas, by county
Air-emissions sources in San Luis Obispo County, California
- 16Facilities
San Luis Obispo County, California is designated nonattainment or maintenance for at least one national ambient air-quality standard, so a new or expanding source here faces stricter permitting than the same source would in a county that meets every standard. The designation belongs to the county, not to any facility on this page.
By emissions classification in San Luis Obispo County
Facilities
| Facility↑↓ | Classification↑↓ | HPV |
|---|---|---|
| BLUE MOUNTAIN MINERALS | Synthetic minor source | No |
| CA POLY STATE | Synthetic minor source | No |
| CALPORTLAND CONST - SAN LUIS READY MIX | Synthetic minor source | No |
| CALPORTLAND CONSTRUCTION - ROCKY CANYON | Synthetic minor source | No |
| CALPORTLAND CONSTRUCTION - TEMPLETON | Synthetic minor source | No |
| CHEVRON - GUADALUPE RESPORATION PROJECT | Minor source | No |
| CHICAGO GRADE LANDFILL | Major source | No |
| CITY OF EL PASO DE ROBLES LANDFILL | Major source | Yes |
| COLD CANYON LANDFILL | Major source | No |
| DYNEGY MORRO BAY,LLC (FRMLY LSP/DUKE) | Major source | No |
| FREEPORT-MCMORAN OIL & GAS, LLC | Synthetic minor source | No |
| HANSON (KAISER SAND & GRAVEL) | Synthetic minor source | No |
| PHILLIPS66 - SANTA MARIA REFINERY | Major source | Yes |
| PHILLIPS66-SANTA MARGARITA | Synthetic minor source | No |
| PHILLIPS66-SHANDON | Synthetic minor source | No |
| UNOCAL-GUADALUPE-CENTRAL COAST GROUP | Synthetic minor source | No |
Designation from EPA’s Green Book national nonattainment dataset, joined on state and county. Figures from EPA’s ICIS-AIR download.