AQI 24HR Summary
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This report provides todays AQI forecast for the most current hour and historical AQI 24HR summary data
| County | Category | Site | Pollutant | Occured | AQI |
|---|---|---|---|---|---|
| Grays Harbor | Good | Aberdeen-Division St | PM2.5 | 11 PM | 25 |
| Spokane | Good | Airway Heights-W 12th Ave | PM2.5 | 11 PM | 13 |
| Skagit | Good | Anacortes 202 O Avenue | O3 | 11 PM | 19 |
| Skagit | Good | Anacortes-Bartholomew Rd | PM2.5 | 11 PM | 3 |
| King | Good | Auburn-29th Street | PM2.5 (NPM25) | 11 PM | 25 |
| King | Good | Bellevue-SE 12th St | PM2.5 | 11 PM | 19 |
| Whatcom | Good | Bellingham-Pacific St | PM2.5 | 11 PM | 17 |
| Kitsap | Good | Bremerton-Spruce Ave | PM2.5 | 11 PM | 26 |
| Walla Walla | Good | Burbank-Maple St | PM10 | 11 PM | 18 |
| Clallam | Good | Cheeka Peak | O3 | 11 PM | 31 |
| Lewis | Good | Chehalis-Market Blvd | PM2.5 | 11 PM | 23 |
| Chelan | Good | Chelan-Woodin Ave | PM2.5 | 11 PM | 15 |
| Spokane | Good | Cheney-Turnbull | O3 | 11 PM | 19 |
| Asotin | Good | Clarkston-13th St | PM2.5 | 11 PM | 20 |
| Spokane | Good | Colbert-Greenbluff Rd | PM2.5 | 11 PM | 23 |
| Stevens | Good | Colville-E 1st St | PM10 | 11 PM | 8 |
| Whatcom | Good | Custer-Loomis | O3 | 11 PM | 12 |
| Snohomish | Good | Darrington-Fir St | PM2.5 | 08 PM | 5 |
| Columbia | Good | Dayton-W Main St | PM2.5 | 11 PM | 20 |
| Kittitas | Good | Ellensburg-Ruby St | PM2.5 | 11 PM | 20 |
| King | Good | Enumclaw-Mud Mtn. | PM2.5 | 11 PM | 14 |
| King | Good | Issaquah-Lake Sammamish | PM2.5 | 11 PM | 20 |
| Benton | Good | Kennewick-Metaline | PM2.5 | 11 PM | 16 |
| Benton | Good | Kennewick-S Steptoe St | O3 | 11 PM | 31 |
| Thurston | Good | Lacey-College St | O3 | 11 PM | 24 |
| Whitman | Good | LaCrosse-Hill St | PM2.5 | 11 PM | 19 |
| King | Good | Lake Forest Park-Town Center | PM2.5 | 11 PM | 20 |
| Chelan | Good | Leavenworth-Evans St | PM2.5 | 11 PM | 13 |
| Cowlitz | Good | Longview-30th Ave | PM2.5 | 11 PM | 15 |
| Whatcom | Moderate | Maple Falls - Azure Way | PM2.5 | 11 PM | 59 |
| Snohomish | Good | Marysville-7th Ave | PM2.5 | 11 PM | 20 |
| Grant | Good | Mattawa Wahluke High School | PM2.5 | 11 PM | 4 |
| Franklin | Good | Mesa-Pepiot Way | PM2.5 | 11 PM | 17 |
| Grant | Good | Moses Lake-Balsam St | PM2.5 | 11 PM | 25 |
| Pierce | Good | Mt Rainier-Jackson Visitors Ctr | O3 | 11 PM | 27 |
| Skagit | Good | Mt Vernon-S Second St | PM2.5 | 11 PM | 20 |
| Clallam | Good | Neah Bay 2-Makah Tribe | PM2.5 | 11 PM | 16 |
| King | Good | North Bend-North Bend Way | PM2.5 | 11 PM | 27 |
| Island | Good | Oak Harbor-SW 6th | PM2.5 | 11 PM | 9 |
| Okanogan | No Index | Omak-Colville Tribe | PM2.5 | 11 PM | ---- |
| Garfield | Good | Pomeroy-Pataha St | PM2.5 | 11 PM | 9 |
| Clallam | Good | Port Angeles- E 5th St | PM2.5 | 11 PM | 31 |
| Jefferson | Good | Port Townsend-San Juan Ave | PM2.5 | 11 PM | 17 |
| Benton | Good | Prosser-Highland Dr | PM2.5 | 11 PM | 17 |
| Whitman | Good | Pullman-Dexter SE | PM2.5 | 11 PM | 18 |
| Grant | Good | Quincy-3rd Ave NE | PM2.5 | 11 PM | 11 |
| Pacific | Good | Raymond-4th St | PM2.5 | 11 PM | 19 |
| Adams | Good | Ritzville-Alder St | PM2.5 | 11 PM | 17 |
| Whitman | Good | Rosalia-Josephine St | PM2.5 | 11 PM | 21 |
| King | Good | Seattle-10th & Weller | PM2.5 | 11 PM | 30 |
| King | Good | Seattle-Beacon Hill | PM2.5 | 11 PM | 25 |
| King | Good | Seattle-Duwamish | PM2.5 | 11 PM | 18 |
| King | Good | Seattle-South Park | PM2.5 | 11 PM | 34 |
| Mason | Good | Shelton-W Franklin | PM2.5 | 11 PM | 27 |
| Grant | Good | Soap Lake-4th Ave SE | PM2.5 | 11 PM | 18 |
| Spokane | Good | Spokane Valley-E Broadway Ave | PM2.5 | 11 PM | 38 |
| Spokane | Good | Spokane-Augusta Ave | PM2.5 | 11 PM | 26 |
| Spokane | Good | Spokane-Greenbluff | O3 | 11 PM | 27 |
| Spokane | Good | Spokane-Monroe St | PM2.5 | 11 PM | 26 |
| Yakima | Good | Sunnyside-S 16th St | PM2.5 | 11 PM | 18 |
| Pierce | Good | Tacoma-Alexander Ave | PM2.5 | 11 PM | 11 |
| Pierce | Good | Tacoma-L Street | PM2.5 | 11 PM | 27 |
| Pierce | Good | Tacoma-S 36th St | PM2.5 | 11 PM | 29 |
| Yakima | Good | Toppenish-Yakama Tribe | PM2.5 | 09 PM | 4 |
| King | Good | Tukwila Allentown | PM2.5 | 11 PM | 41 |
| Snohomish | No Index | Tulalip-Totem Beach Rd | PM2.5 | 10 PM | ---- |
| Clark | Good | Vancouver NE 84th Ave | PM2.5 | 11 PM | 23 |
| Clark | Good | Vancouver-Blairmont Dr | O3 | 11 PM | 33 |
| Walla Walla | Good | Walla Walla-12th St | PM2.5 | 11 PM | 23 |
| Stevens | Good | Wellpinit-Spokane Tribe | PM2.5 | 11 PM | 12 |
| Chelan | Good | Wenatchee-Fifth St | PM2.5 | 11 PM | 25 |
| Okanogan | Good | Winthrop-Chewuch Rd | PM2.5 | 11 PM | 17 |
| Clark | Good | Yacolt-Yacolt Rd | PM2.5 | 11 PM | 14 |
