Site | State | PM AQI* (ug/m3) |
Seattle-South Park | WA | 7 |
Seattle-Duwamish | WA | 7 |
Port Angeles-E 5th St | WA | 6 |
Seattle-10th & Weller | WA | 6 |
Portland Near Road | OR | 6 |
Colbert-Greenbluff | WA | 6 |
Portland - Sauvie Island | OR | 6 |
Marysville-7th Ave | WA | 5 |
Port Townsend-San Juan | WA | 5 |
Colville-E 1st St | WA | 5 |