Air Quality Telemetry System

AQI 24HR Summary

Search County:
Search Site:
Thursday, 4/24/2025
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 23
Spokane Good Airway Heights-W 12th Ave PM2.5 11 PM 42
Skagit Good Anacortes 202 O Avenue PM2.5 11 PM 48
Skagit Good Anacortes-Bartholomew Rd PM2.5 11 PM 49
King Moderate Auburn-29th Street PM2.5 (NPM25) 11 PM 51
King Good Bellevue-SE 12th St PM2.5 11 PM 33
Whatcom Good Bellingham-Pacific St PM2.5 11 PM 48
Kitsap Good Bremerton-Spruce Ave PM2.5 11 PM 42
Okanogan Good Brewster PM2.5 11 PM 34
Walla Walla Good Burbank-Maple St PM10 11 PM 44
Chelan Moderate Cashmere PM2.5 11 PM 52
Wahkiakum Good Cathlamet PM2.5 11 PM 27
Lewis Good Chehalis-Market Blvd PM2.5 11 PM 42
Chelan Good Chelan-Woodin Ave PM2.5 11 PM 27
Spokane Good Cheney-Turnbull PM2.5 11 PM 29
Asotin Good Clarkston-13th St PM2.5 11 PM 50
Kittitas Good Cle Elum PM2.5 11 PM 44
Spokane Good Colbert-Greenbluff Rd PM2.5 11 PM 43
Stevens Good Colville-E 1st St PM2.5 11 PM 38
Whatcom Moderate Custer-Loomis PM2.5 11 PM 55
Snohomish Good Darrington-Fir St PM2.5 11 PM 16
Lincoln Good Davenport PM2.5 11 PM 36
Columbia Good Dayton-W Main St PM2.5 11 PM 24
King Good Des Moines-S 240th St PM2.5 11 PM 41
Douglas Good East Wenatchee-8th St NE PM2.5 11 PM 33
Kittitas Good Ellensburg-Discovery Hall PM2.5 11 PM 44
Kittitas Good Ellensburg-Mountain View Ave PM2.5 11 PM 44
Kittitas Good Ellensburg-N Cora St PM2.5 11 PM 39
Kittitas Good Ellensburg-Ruby St PM2.5 11 PM 39
King Good Enumclaw-Mud Mtn. PM2.5 11 PM 41
Snohomish Good Everett-12th St PM2.5 11 PM 40
Snohomish Moderate Everett-Beverly Park Rd PM2.5 11 PM 52
Snohomish Good Everett-Rucker Ave PM2.5 11 PM 37
Benton Good Finley-S Finley Rd PM2.5 11 PM 47
Clallam Good Forks-Tillicum Ln PM2.5 11 PM 32
Grant Good George PM2.5 11 PM 39
Klickitat Good Goldendale-W Court St PM2.5 11 PM 36
King Good Issaquah-Lake Sammamish PM2.5 11 PM 37
Benton Good Kennewick-Metaline PM2.5 11 PM 26
Benton Good Kennewick-S Steptoe St PM2.5 11 PM 34
Thurston Moderate Lacey-College St PM2.5 11 PM 55
Whitman Good LaCrosse-Hill St PM2.5 11 PM 23
King Good Lake Forest Park-Town Center PM2.5 11 PM 34
Chelan Good Leavenworth-Evans St PM2.5 11 PM 38
Cowlitz Good Longview-30th Ave PM2.5 11 PM 26
Whatcom Moderate Maple Falls - Azure Way PM2.5 11 PM 64
Snohomish Moderate Marysville-7th Ave PM2.5 11 PM 55
Grant Good Mattawa Wahluke High School PM2.5 11 PM 32
Franklin Good Mesa-Pepiot Way PM2.5 11 PM 36
Grant Good Moses Lake-Balsam St PM2.5 11 PM 44
Yakima Good Moxee-E Seattle Ave PM2.5 11 PM 37
Pierce Moderate Mt Rainier-Jackson Visitors Ctr O3 11 PM 51
Skagit Good Mt Vernon-S Second St PM2.5 11 PM 18
Clallam Good Neah Bay 2-Makah Tribe PM2.5 11 PM 14
Pend Oreille Moderate Newport-Calispel PM2.5 11 PM 52
King Good North Bend-North Bend Way PM2.5 11 PM 35
Island Good Oak Harbor-SW 6th PM2.5 11 PM 23
Okanogan Good Omak-Colville Tribe PM2.5 11 PM 31
Skagit Good Padilla Bay PM2.5 11 PM 27
Garfield Good Pomeroy-Pataha St PM2.5 11 PM 28
Clallam Good Port Angeles- E 5th St PM2.5 11 PM 49
Jefferson Good Port Townsend-San Juan Ave PM2.5 11 PM 27
Benton Good Prosser-Highland Dr PM2.5 11 PM 35
Whitman Good Pullman-Dexter SE PM2.5 11 PM 38
Pierce Moderate Puyallup-Pioneer Way E PM2.5 11 PM 52
Grant Good Quincy-3rd Ave NE PM2.5 11 PM 30
Pacific Good Raymond-4th St PM2.5 11 PM 18
Ferry Moderate Republic PM2.5 11 PM 53
Adams Good Ritzville-Alder St PM2.5 11 PM 28
Whitman Good Rosalia-Josephine St PM2.5 11 PM 36
Grant Good Royal City PM2.5 11 PM 35
King Moderate Seattle-10th & Weller PM2.5 11 PM 52
King Good Seattle-16th Ave S PM2.5 11 PM 39
King Good Seattle-23rd Ave SW PM2.5 11 PM 37
King Good Seattle-Beacon Hill PM2.5 11 PM 47
King Good Seattle-College Way N PM2.5 11 PM 33
King Moderate Seattle-Duwamish PM2.5 11 PM 53
King Good Seattle-Linden Ave N PM2.5 11 PM 33
King Good Seattle-NE 127th St PM2.5 11 PM 37
King Good Seattle-S Myrtle St PM2.5 11 PM 36
King Moderate Seattle-South Park PM2.5 11 PM 52
Mason Good Shelton-W Franklin PM2.5 11 PM 48
Grant Good Soap Lake-4th Ave SE PM2.5 11 PM 34
Spokane Good Spokane Valley-E Broadway Ave PM10 11 PM 21
Spokane Moderate Spokane Valley-E Buckeye Ave PM2.5 11 PM 51
Spokane Good Spokane Valley-E Wellesley Ave PM2.5 11 PM 26
Spokane Good Spokane Valley-N Pines Rd PM2.5 11 PM 39
Spokane Moderate Spokane-Augusta Ave TPM10 11 PM 51
Spokane Moderate Spokane-E Garland Ave PM2.5 11 PM 51
Spokane Good Spokane-E Joseph Ave PM2.5 11 PM 38
Spokane Moderate Spokane-E Sprague Ave PM2.5 11 PM 54
Spokane Good Spokane-E Stonewall Ave PM2.5 11 PM 37
Spokane Good Spokane-E Thurston Ave PM2.5 11 PM 35
Spokane Good Spokane-Greenbluff PM2.5 11 PM 26
Spokane Good Spokane-Monroe St PM2.5 11 PM 34
Spokane Moderate Spokane-N Howard St PM2.5 11 PM 53
Spokane Moderate Spokane-N Perry St PM2.5 11 PM 52
Spokane Good Spokane-S Pittsburg St PM2.5 11 PM 44
Skamania Good Stevenson PM2.5 11 PM 39
Yakima Good Sunnyside-S 16th St PM2.5 11 PM 41
Pierce Good Tacoma-Alexander Ave PM2.5 11 PM 32
Pierce Good Tacoma-L Street PM2.5 11 PM 48
Pierce Moderate Tacoma-S 36th St PM2.5 11 PM 52
Pierce Good Tacoma-S Adams St PM2.5 11 PM 41
Grays Harbor Good Taholah-Quinault Tribe PM2.5 11 PM 22
Okanogan Moderate Tonasket PM2.5 11 PM 53
Yakima Moderate Toppenish-Yakama Tribe PM2.5 11 PM 51
King Moderate Tukwila Allentown PM2.5 11 PM 53
Okanogan Moderate Twisp-S Lincoln St PM2.5 11 PM 56
Yakima Good Union Gap-4th St PM2.5 11 PM 43
Clark Good Vancouver NE 84th Ave PM2.5 11 PM 34
Clark Good Vancouver-Blairmont Dr PM2.5 11 PM 40
Walla Walla Good Walla Walla-12th St PM2.5 11 PM 33
Stevens Good Wellpinit-Spokane Tribe PM2.5 11 PM 23
Chelan Good Wenatchee-Fifth St PM2.5 11 PM 44
Chelan Good Wenatchee-Methow St PM2.5 11 PM 42
Klickitat Good White Salmon-N Main Ave PM2.5 11 PM 46
Okanogan Good Winthrop-Chewuch Rd PM2.5 11 PM 44
Clark Good Yacolt-Yacolt Rd PM2.5 11 PM 30
Yakima Moderate Yakima-4th Ave PM2.5 11 PM 55