Air Quality Telemetry System

AQI 24HR Summary

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Saturday, 3/29/2025
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 17
Spokane Good Airway Heights-W 12th Ave PM2.5 11 PM 8
Skagit Good Anacortes 202 O Avenue PM2.5 11 PM 45
Skagit Good Anacortes-Bartholomew Rd PM2.5 11 PM 38
King Good Auburn-29th Street PM2.5 (NPM25) 11 PM 48
King Good Bellevue-SE 12th St PM2.5 11 PM 14
Whatcom Good Bellingham-Pacific St PM2.5 11 PM 35
Kitsap Good Bremerton-Spruce Ave PM2.5 11 PM 23
Okanogan Good Brewster PM2.5 11 PM 14
Walla Walla Good Burbank-Maple St PM2.5 11 PM 16
Chelan Good Cashmere PM2.5 11 PM 21
Wahkiakum Good Cathlamet PM2.5 11 PM 39
Lewis Good Chehalis-Market Blvd PM2.5 11 PM 14
Chelan Good Chelan-Woodin Ave PM2.5 11 PM 15
Spokane Good Cheney-Turnbull PM2.5 11 PM 6
Asotin Good Clarkston-13th St PM2.5 11 PM 22
Kittitas Good Cle Elum PM2.5 11 PM 16
Spokane Good Colbert-Greenbluff Rd PM2.5 11 PM 32
Stevens Good Colville-E 1st St PM2.5 11 PM 13
Whatcom Good Custer-Loomis PM2.5 11 PM 30
Snohomish Good Darrington-Fir St PM2.5 11 PM 17
Lincoln Good Davenport PM2.5 11 PM 9
Columbia Good Dayton-W Main St PM2.5 11 PM 11
King Good Des Moines-S 240th St PM2.5 11 PM 11
Douglas Good East Wenatchee-8th St NE PM2.5 11 PM 8
Kittitas Good Ellensburg-Discovery Hall PM2.5 11 PM 12
Kittitas Good Ellensburg-Mountain View Ave PM2.5 11 PM 10
Kittitas Good Ellensburg-N Cora St PM2.5 11 PM 13
Kittitas Good Ellensburg-Ruby St PM2.5 11 PM 12
King Good Enumclaw-Mud Mtn. PM2.5 11 PM 5
Snohomish Good Everett-12th St PM2.5 11 PM 33
Snohomish Good Everett-Beverly Park Rd PM2.5 11 PM 18
Snohomish Good Everett-Rucker Ave PM2.5 11 PM 24
Benton Good Finley-S Finley Rd PM2.5 11 PM 36
Clallam Good Forks-Tillicum Ln PM2.5 11 PM 19
Grant Good George PM2.5 11 PM 11
Klickitat Good Goldendale-W Court St PM2.5 11 PM 17
King Good Issaquah-Lake Sammamish PM2.5 11 PM 9
Benton Good Kennewick-Metaline PM2.5 11 PM 14
Benton Good Kennewick-S Steptoe St PM2.5 11 PM 3
Thurston Good Lacey-College St PM2.5 11 PM 24
Whitman Good LaCrosse-Hill St PM2.5 11 PM 13
King Good Lake Forest Park-Town Center PM2.5 11 PM 35
Chelan Good Leavenworth-Evans St PM2.5 11 PM 24
Cowlitz Good Longview-30th Ave PM2.5 11 PM 27
Okanogan Moderate Malott PM2.5 11 PM 89
Whatcom Moderate Maple Falls - Azure Way PM2.5 11 PM 84
Snohomish Moderate Marysville-7th Ave PM2.5 11 PM 74
Grant Good Mattawa Wahluke High School PM2.5 11 PM 4
Franklin Good Mesa-Pepiot Way PM2.5 11 PM 13
Grant Good Moses Lake-Balsam St PM2.5 11 PM 21
Yakima Good Moxee-E Seattle Ave PM2.5 11 PM 10
Pierce Good Mt Rainier-Jackson Visitors Ctr O3 11 PM 35
Skagit Good Mt Vernon-S Second St PM2.5 11 PM 13
Clallam Moderate Neah Bay 2-Makah Tribe PM2.5 11 PM 51
Pend Oreille Moderate Newport-Calispel PM2.5 11 PM 51
King Good North Bend-North Bend Way PM2.5 11 PM 25
Island Good Oak Harbor-SW 6th PM2.5 11 PM 13
Okanogan Good Omak-Colville Tribe PM2.5 11 PM 29
Skagit Good Padilla Bay PM2.5 11 PM 7
Garfield Good Pomeroy-Pataha St PM2.5 11 PM 25
Clallam Good Port Angeles- E 5th St PM2.5 11 PM 44
Jefferson Good Port Townsend-San Juan Ave PM2.5 11 PM 16
Benton Good Prosser-Highland Dr PM2.5 11 PM 9
Whitman Good Pullman-Dexter SE PM2.5 11 PM 11
Pierce Good Puyallup-Pioneer Way E PM2.5 11 PM 47
Grant Good Quincy-3rd Ave NE PM2.5 11 PM 16
Pacific Good Raymond-4th St PM2.5 11 PM 13
Ferry Good Republic PM2.5 11 PM 26
Adams Good Ritzville-Alder St PM2.5 11 PM 17
Whitman Good Rosalia-Josephine St PM2.5 11 PM 11
Grant Good Royal City PM2.5 11 PM 14
King Good Seattle-10th & Weller PM2.5 11 PM 37
King Good Seattle-16th Ave S PM2.5 11 PM 21
King Good Seattle-23rd Ave SW PM2.5 11 PM 17
King Good Seattle-Beacon Hill PM2.5 11 PM 23
King Good Seattle-College Way N PM2.5 11 PM 16
King Good Seattle-Duwamish NO2 11 PM 26
King Good Seattle-Linden Ave N PM2.5 11 PM 17
King Good Seattle-NE 127th St PM2.5 11 PM 31
King Good Seattle-S Myrtle St PM2.5 11 PM 18
King Good Seattle-South Park PM2.5 11 PM 39
Mason Good Shelton-W Franklin PM2.5 11 PM 13
Grant Good Soap Lake-4th Ave SE PM2.5 11 PM 33
Spokane Good Spokane Valley-E Broadway Ave PM2.5 11 PM 44
Spokane Moderate Spokane Valley-E Buckeye Ave PM2.5 11 PM 53
Spokane Good Spokane Valley-E Wellesley Ave PM2.5 11 PM 13
Spokane Good Spokane Valley-N Pines Rd PM2.5 11 PM 35
Spokane Good Spokane-Augusta Ave PM2.5 11 PM 28
Spokane Good Spokane-E Garland Ave PM2.5 11 PM 22
Spokane Good Spokane-E Joseph Ave PM2.5 11 PM 26
Spokane Good Spokane-E Sprague Ave PM2.5 11 PM 7
Spokane Good Spokane-E Stonewall Ave PM2.5 11 PM 22
Spokane Good Spokane-E Thurston Ave PM2.5 11 PM 12
Spokane Good Spokane-Greenbluff PM2.5 11 PM 12
Spokane Good Spokane-Monroe St PM2.5 11 PM 23
Spokane Good Spokane-N Howard St PM2.5 11 PM 19
Spokane Good Spokane-N Perry St PM2.5 11 PM 16
Spokane Good Spokane-S Pittsburg St PM2.5 11 PM 14
Skamania Good Stevenson PM2.5 11 PM 16
Yakima Good Sunnyside-S 16th St PM2.5 11 PM 19
Pierce Good Tacoma-Alexander Ave PM2.5 11 PM 24
Pierce Good Tacoma-L Street PM2.5 11 PM 44
Pierce Good Tacoma-S 36th St PM2.5 11 PM 27
Pierce Good Tacoma-S Adams St PM2.5 11 PM 42
Okanogan Good Tonasket PM2.5 11 PM 25
Yakima Good Toppenish-Yakama Tribe PM2.5 11 PM 30
King Good Tukwila Allentown PM2.5 11 PM 40
Okanogan Good Twisp-S Lincoln St PM2.5 11 PM 28
Yakima Good Union Gap-4th St PM2.5 11 PM 22
Clark Moderate Vancouver NE 84th Ave PM2.5 11 PM 52
Clark Good Vancouver-Blairmont Dr PM2.5 11 PM 41
Walla Walla Good Walla Walla-12th St PM2.5 11 PM 19
Stevens Good Wellpinit-Spokane Tribe PM2.5 11 PM 4
Chelan Good Wenatchee-Fifth St PM2.5 11 PM 26
Chelan Good Wenatchee-Methow St PM2.5 11 PM 13
Klickitat Good White Salmon-N Main Ave PM2.5 11 PM 17
Okanogan Good Winthrop-Chewuch Rd PM2.5 11 PM 17
Clark Good Yacolt-Yacolt Rd PM2.5 11 PM 38
Yakima Good Yakima-4th Ave PM2.5 11 PM 42