Site | State | PM AQI* (ug/m3) |
Otay Mesa - Donovan | CA | 26 |
Hidden Valley | AZ | 22 |
Mira Loma - Van Buren | CA | 19 |
Riverside - Rubidoux | CA | 18 |
Liberty (SAHS) | PA | 17 |
North Holywood | CA | 17 |
Isla Blanca C323/C667 | TX | 16 |
Mesa 2 /Nipomo | CA | 16 |
Los Angeles - N. Main Street | CA | 16 |
Mission Viejo | CA | 16 |