Air Quality Telemetry System

AQI 24HR Summary

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Thursday, 5/15/2025
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 AM 16
Spokane Good Airway Heights-W 12th Ave PM2.5 11 AM 23
Skagit Good Anacortes 202 O Avenue O3 11 AM 32
Skagit Good Anacortes-Bartholomew Rd PM2.5 11 AM 46
King Good Auburn-29th Street PM2.5 (NPM25) 11 AM 22
King Good Bellevue-SE 12th St PM2.5 11 AM 16
Whatcom Good Bellingham-Pacific St PM2.5 11 AM 24
Kitsap Good Bremerton-Spruce Ave PM2.5 11 AM 28
Okanogan Good Brewster PM2.5 11 AM 7
Walla Walla Good Burbank-Maple St PM10 11 AM 16
Chelan Good Cashmere PM2.5 11 AM 4
Wahkiakum Good Cathlamet PM2.5 11 AM 18
Lewis Good Chehalis-Market Blvd PM2.5 11 AM 18
Chelan Good Chelan-Woodin Ave PM2.5 11 AM 8
Spokane Good Cheney-Turnbull O3 11 AM 37
Asotin Good Clarkston-13th St PM2.5 11 AM 31
Kittitas Good Cle Elum PM2.5 11 AM 7
Spokane Good Colbert-Greenbluff Rd PM2.5 11 AM 14
Stevens Good Colville-E 1st St PM10 11 AM 4
Whatcom Good Custer-Loomis PM2.5 11 AM 48
Snohomish Good Darrington-Fir St PM2.5 11 AM 21
Lincoln Good Davenport PM2.5 11 AM 13
Columbia Good Dayton-W Main St PM2.5 11 AM 18
King Good Des Moines-S 240th St PM2.5 11 AM 17
Douglas Good East Wenatchee-8th St NE PM2.5 11 AM 4
Kittitas Good Ellensburg-Discovery Hall PM2.5 11 AM 6
Kittitas Good Ellensburg-Mountain View Ave PM2.5 11 AM 6
Kittitas Good Ellensburg-N Cora St PM2.5 11 AM 6
Kittitas Good Ellensburg-Ruby St PM2.5 11 AM 1
Chelan Good Entiat PM2.5 11 AM 6
King Good Enumclaw-Mud Mtn. O3 11 AM 31
Snohomish Good Everett-12th St PM2.5 11 AM 18
Snohomish Good Everett-Beverly Park Rd PM10 11 AM 8
Snohomish Good Everett-Rucker Ave PM2.5 11 AM 20
King Good Federal Way-S 300th St PM2.5 11 AM 16
Benton Good Finley-S Finley Rd PM2.5 11 AM 13
Clallam Good Forks-Tillicum Ln PM2.5 11 AM 16
Grant Good George PM2.5 11 AM 5
Klickitat Good Goldendale-W Court St PM2.5 11 AM 10
King Good Issaquah-Lake Sammamish PM2.5 11 AM 24
Cowlitz Good Kelso PM2.5 11 AM 18
Benton Good Kennewick-Metaline PM2.5 11 AM 14
Benton Good Kennewick-S Steptoe St O3 11 AM 41
Thurston Good Lacey-College St O3 11 AM 35
Whitman Good LaCrosse-Hill St PM2.5 11 AM 13
King Good Lake Forest Park-Town Center PM2.5 11 AM 28
Chelan Good Leavenworth-Evans St PM2.5 11 AM 7
Cowlitz Good Longview-30th Ave PM2.5 11 AM 19
Whatcom Good Maple Falls - Azure Way PM2.5 11 AM 30
Snohomish Good Marysville-7th Ave PM2.5 11 AM 29
Grant Good Mattawa Wahluke High School PM2.5 11 AM 6
Franklin Good Mesa-Pepiot Way PM2.5 11 AM 17
Grant Good Moses Lake-Balsam St PM2.5 11 AM 16
Yakima Good Moxee-E Seattle Ave PM2.5 11 AM 9
Pierce Good Mt Rainier-Jackson Visitors Ctr O3 11 AM 31
Skagit Good Mt Vernon-S Second St PM2.5 11 AM 10
Clallam Good Neah Bay 2-Makah Tribe PM2.5 11 AM 11
Pend Oreille Good Newport-Calispel PM2.5 11 AM 17
King Good North Bend-North Bend Way O3 11 AM 35
Island Good Oak Harbor-SW 6th PM2.5 11 AM 8
Okanogan Good Omak-Colville Tribe PM2.5 11 AM 2
Skagit Good Padilla Bay PM2.5 11 AM 19
Garfield Good Pomeroy-Pataha St PM2.5 11 AM 18
Clallam Good Port Angeles- E 5th St PM2.5 11 AM 29
Jefferson Good Port Townsend-San Juan Ave PM2.5 11 AM 20
Benton Good Prosser-Highland Dr PM2.5 11 AM 0
Whitman Good Pullman-Dexter SE PM2.5 11 AM 18
Pierce Good Puyallup-Pioneer Way E PM2.5 11 AM 14
Grant Good Quincy-3rd Ave NE PM2.5 11 AM 7
Pacific Good Raymond-4th St PM2.5 11 AM 13
Ferry Good Republic PM2.5 11 AM 6
Adams Good Ritzville-Alder St PM2.5 11 AM 17
Whitman Good Rosalia-Josephine St PM2.5 11 AM 21
Grant Good Royal City PM2.5 11 AM 8
King Good SeaTac-Sunset Park PM2.5 11 AM 24
King Good Seattle-10th & Weller PM2.5 11 AM 39
King Good Seattle-16th Ave S PM2.5 11 AM 20
King Good Seattle-23rd Ave SW PM2.5 11 AM 17
King Good Seattle-Beacon Hill O3 11 AM 32
King Good Seattle-College Way N PM2.5 11 AM 20
King Good Seattle-Duwamish PM2.5 11 AM 34
King Good Seattle-Linden Ave N PM2.5 11 AM 19
King Good Seattle-NE 127th St PM2.5 11 AM 17
King Good Seattle-S Myrtle St PM2.5 11 AM 14
King Good Seattle-South Park PM2.5 11 AM 32
Mason Good Shelton-W Franklin PM2.5 11 AM 13
Grant Good Soap Lake-4th Ave SE PM2.5 11 AM 8
Spokane Good Spokane Valley-E Broadway Ave PM2.5 11 AM 22
Spokane Good Spokane Valley-E Buckeye Ave PM2.5 11 AM 16
Spokane Good Spokane Valley-E Wellesley Ave PM2.5 11 AM 16
Spokane Good Spokane Valley-N Pines Rd PM2.5 11 AM 16
Spokane Good Spokane-Augusta Ave PM2.5 11 AM 27
Spokane Good Spokane-E Garland Ave PM2.5 11 AM 14
Spokane Good Spokane-E Joseph Ave PM2.5 11 AM 17
Spokane Good Spokane-E Sprague Ave PM2.5 11 AM 16
Spokane Good Spokane-E Stonewall Ave PM2.5 11 AM 14
Spokane Good Spokane-E Thurston Ave PM2.5 11 AM 16
Spokane Good Spokane-Greenbluff O3 11 AM 36
Spokane Good Spokane-Monroe St PM2.5 11 AM 21
Spokane Good Spokane-N Howard St PM2.5 11 AM 16
Spokane Good Spokane-N Perry St PM2.5 11 AM 17
Spokane Good Spokane-S Pittsburg St PM2.5 11 AM 12
Skamania Good Stevenson PM2.5 11 AM 20
Yakima Good Sunnyside-S 16th St PM2.5 11 AM 27
Pierce Good Tacoma-Alexander Ave PM2.5 11 AM 24
Pierce Good Tacoma-L Street PM2.5 11 AM 18
Pierce Good Tacoma-S 36th St PM2.5 11 AM 31
Pierce Good Tacoma-S Adams St PM2.5 11 AM 16
Grays Harbor Good Taholah-Quinault Tribe PM2.5 11 AM 21
Okanogan Good Tonasket PM2.5 11 AM 6
Yakima Good Toppenish-Yakama Tribe PM2.5 11 AM 3
King Good Tukwila Allentown PM2.5 11 AM 38
Okanogan Good Twisp-S Lincoln St PM2.5 11 AM 12
Yakima Good Union Gap-4th St PM2.5 11 AM 8
Clark Good Vancouver NE 84th Ave PM2.5 11 AM 14
Clark Good Vancouver-Blairmont Dr O3 11 AM 39
Walla Walla Good Walla Walla-12th St PM2.5 11 AM 17
Stevens Good Wellpinit-Spokane Tribe PM2.5 11 AM 11
Chelan Good Wenatchee-Fifth St PM2.5 11 AM 15
Chelan Good Wenatchee-Methow St PM2.5 11 AM 4
Klickitat Good White Salmon-N Main Ave PM2.5 11 AM 12
Okanogan Good Winthrop-Chewuch Rd PM2.5 11 AM 5
Clark Good Yacolt-Yacolt Rd PM2.5 11 AM 18
Yakima Good Yakima-4th Ave PM2.5 11 AM 27