Air Quality Telemetry System

AQI 24HR Summary

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Friday, 4/25/2025
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 29
Spokane Moderate Airway Heights-W 12th Ave PM2.5 11 PM 54
Skagit Good Anacortes 202 O Avenue PM2.5 11 PM 39
Skagit Moderate Anacortes-Bartholomew Rd PM2.5 11 PM 52
King Moderate Auburn-29th Street PM2.5 (NPM25) 11 PM 54
King Good Bellevue-SE 12th St PM2.5 11 PM 35
Whatcom Moderate Bellingham-Pacific St PM2.5 11 PM 52
Kitsap Good Bremerton-Spruce Ave PM2.5 11 PM 40
Okanogan Good Brewster PM2.5 11 PM 34
Walla Walla Good Burbank-Maple St PM10 11 PM 41
Chelan Good Cashmere PM2.5 11 PM 43
Wahkiakum Good Cathlamet PM2.5 11 PM 34
Lewis Good Chehalis-Market Blvd PM2.5 11 PM 36
Chelan Good Chelan-Woodin Ave PM2.5 11 PM 28
Spokane Good Cheney-Turnbull PM2.5 11 PM 19
Asotin Good Clarkston-13th St PM2.5 11 PM 32
Kittitas Good Cle Elum PM2.5 11 PM 42
Spokane Moderate Colbert-Greenbluff Rd PM2.5 11 PM 57
Stevens Good Colville-E 1st St PM10 11 PM 35
Whatcom Moderate Custer-Loomis PM2.5 11 PM 56
Snohomish Moderate Darrington-Fir St PM2.5 11 PM 51
Lincoln Good Davenport PM2.5 11 PM 24
Columbia Good Dayton-W Main St PM2.5 11 PM 19
King Good Des Moines-S 240th St PM2.5 11 PM 39
Douglas Good East Wenatchee-8th St NE PM2.5 11 PM 31
Kittitas Good Ellensburg-Discovery Hall PM2.5 11 PM 38
Kittitas Good Ellensburg-Mountain View Ave PM2.5 11 PM 37
Kittitas Good Ellensburg-N Cora St PM2.5 11 PM 35
Kittitas Good Ellensburg-Ruby St PM2.5 11 PM 38
King Good Enumclaw-Mud Mtn. PM2.5 11 PM 41
Snohomish Good Everett-12th St PM2.5 11 PM 47
Snohomish Moderate Everett-Beverly Park Rd PM2.5 11 PM 52
Snohomish Good Everett-Rucker Ave PM2.5 11 PM 46
Benton Good Finley-S Finley Rd PM2.5 11 PM 39
Clallam Good Forks-Tillicum Ln PM2.5 11 PM 27
Grant Good George PM2.5 11 PM 26
Klickitat Good Goldendale-W Court St PM2.5 11 PM 47
King Good Issaquah-Lake Sammamish PM2.5 11 PM 43
Benton Good Kennewick-Metaline PM10 11 PM 30
Benton Good Kennewick-S Steptoe St PM2.5 11 PM 29
Thurston No Index Lacey-College St PM2.5 01 PM ----
Whitman Good LaCrosse-Hill St PM2.5 11 PM 19
King Good Lake Forest Park-Town Center PM2.5 11 PM 40
Chelan Good Leavenworth-Evans St PM2.5 11 PM 38
Cowlitz Good Longview-30th Ave PM2.5 11 PM 33
Whatcom Moderate Maple Falls - Azure Way PM2.5 11 PM 65
Snohomish Moderate Marysville-7th Ave PM2.5 11 PM 62
Grant Good Mattawa Wahluke High School PM2.5 11 PM 22
Franklin Good Mesa-Pepiot Way PM2.5 11 PM 24
Grant Good Moses Lake-Balsam St PM2.5 11 PM 38
Yakima Good Moxee-E Seattle Ave PM2.5 11 PM 28
Pierce Good Mt Rainier-Jackson Visitors Ctr O3 11 PM 46
Skagit Good Mt Vernon-S Second St PM2.5 11 PM 23
Clallam Good Neah Bay 2-Makah Tribe PM2.5 11 PM 17
Pend Oreille Moderate Newport-Calispel PM2.5 11 PM 61
King Good North Bend-North Bend Way PM2.5 11 PM 42
Island Good Oak Harbor-SW 6th PM2.5 11 PM 38
Okanogan Good Omak-Colville Tribe PM2.5 11 PM 36
Skagit Good Padilla Bay PM2.5 11 PM 44
Garfield Good Pomeroy-Pataha St PM2.5 11 PM 23
Clallam Good Port Angeles- E 5th St PM2.5 11 PM 43
Jefferson Good Port Townsend-San Juan Ave PM2.5 11 PM 29
Benton Good Prosser-Highland Dr PM2.5 11 PM 34
Whitman Good Pullman-Dexter SE PM2.5 11 PM 29
Pierce Moderate Puyallup-Pioneer Way E PM2.5 11 PM 55
Grant Good Quincy-3rd Ave NE PM2.5 11 PM 26
Pacific Good Raymond-4th St PM2.5 11 PM 26
Ferry Moderate Republic PM2.5 11 PM 56
Adams Good Ritzville-Alder St PM2.5 11 PM 25
Whitman Good Rosalia-Josephine St PM2.5 11 PM 34
Grant Good Royal City PM2.5 11 PM 24
King Moderate Seattle-10th & Weller PM2.5 11 PM 57
King Good Seattle-16th Ave S PM2.5 11 PM 41
King Moderate Seattle-23rd Ave SW PM2.5 11 PM 52
King Good Seattle-Beacon Hill O3 11 PM 40
King Good Seattle-College Way N PM2.5 11 PM 41
King Moderate Seattle-Duwamish PM2.5 11 PM 53
King Good Seattle-Linden Ave N PM2.5 11 PM 42
King Good Seattle-NE 127th St PM2.5 11 PM 44
King Good Seattle-S Myrtle St PM2.5 11 PM 35
King Moderate Seattle-South Park PM2.5 11 PM 52
Mason Good Shelton-W Franklin PM2.5 11 PM 34
Grant Good Soap Lake-4th Ave SE PM2.5 11 PM 23
Spokane Good Spokane Valley-E Broadway Ave PM10 11 PM 32
Spokane Moderate Spokane Valley-E Buckeye Ave PM2.5 11 PM 51
Spokane Good Spokane Valley-E Wellesley Ave PM2.5 11 PM 21
Spokane Good Spokane Valley-N Pines Rd PM2.5 11 PM 31
Spokane Moderate Spokane-Augusta Ave PM2.5 11 PM 58
Spokane Moderate Spokane-E Garland Ave PM2.5 11 PM 52
Spokane Good Spokane-E Joseph Ave PM2.5 11 PM 47
Spokane Moderate Spokane-E Sprague Ave PM2.5 11 PM 68
Spokane Moderate Spokane-E Stonewall Ave PM2.5 11 PM 52
Spokane Good Spokane-E Thurston Ave PM2.5 11 PM 33
Spokane Good Spokane-Greenbluff PM2.5 11 PM 21
Spokane Moderate Spokane-Monroe St PM2.5 11 PM 54
Spokane Moderate Spokane-N Howard St PM2.5 11 PM 52
Spokane Moderate Spokane-N Perry St PM2.5 11 PM 52
Spokane Good Spokane-S Pittsburg St PM2.5 11 PM 49
Skamania Good Stevenson PM2.5 11 PM 48
Yakima Good Sunnyside-S 16th St PM2.5 11 PM 43
Pierce Moderate Tacoma-Alexander Ave PM2.5 11 PM 52
Pierce Good Tacoma-L Street PM2.5 11 PM 48
Pierce Moderate Tacoma-S 36th St PM2.5 11 PM 59
Pierce Moderate Tacoma-S Adams St PM2.5 11 PM 55
Grays Harbor Good Taholah-Quinault Tribe PM2.5 11 PM 35
Okanogan Good Tonasket PM2.5 11 PM 30
Yakima Good Toppenish-Yakama Tribe PM2.5 11 PM 41
King Good Tukwila Allentown PM2.5 11 PM 42
Okanogan Moderate Twisp-S Lincoln St PM2.5 11 PM 54
Yakima Good Union Gap-4th St PM2.5 11 PM 32
Clark Good Vancouver NE 84th Ave PM2.5 11 PM 38
Clark Good Vancouver-Blairmont Dr PM2.5 11 PM 41
Walla Walla Good Walla Walla-12th St PM2.5 11 PM 33
Stevens Good Wellpinit-Spokane Tribe PM2.5 11 PM 19
Chelan Good Wenatchee-Fifth St PM2.5 11 PM 47
Chelan Good Wenatchee-Methow St PM2.5 11 PM 38
Klickitat Good White Salmon-N Main Ave PM2.5 11 PM 47
Okanogan Good Winthrop-Chewuch Rd PM2.5 11 PM 41
Clark Good Yacolt-Yacolt Rd PM2.5 11 PM 29
Yakima Good Yakima-4th Ave PM2.5 11 PM 44