Site | State | PM NowCast (ug/m3) |
White Swan-Yakama Tribe | WA | 21 |
Walla Walla-12th St | WA | 20 |
Sunnyside-S 16th | WA | 19 |
Yakima-4th Ave | WA | 18 |
Dayton-W Main | WA | 18 |
Toppenish-Yakama Tribe | WA | 17 |
The Dalles - Cherry Heights | OR | 16 |
Medford Welch & Jackson | OR | 16 |
Pendleton - McKay Creek | OR | 14 |
Portland Near Road | OR | 14 |