Air Quality Telemetry System

AQI 24HR Summary

Search County:
Search Site:
Friday, 2/28/2025
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 32
Spokane Moderate Airway Heights-W 12th Ave PM2.5 11 PM 55
Skagit Good Anacortes 202 O Avenue PM2.5 11 PM 26
Skagit Good Anacortes-Bartholomew Rd PM2.5 11 PM 40
King Moderate Auburn-29th Street PM2.5 (NPM25) 11 PM 59
King Good Bellevue-SE 12th St PM2.5 11 PM 32
Whatcom Moderate Bellingham-Pacific St PM2.5 11 PM 51
Kitsap Good Bremerton-Spruce Ave PM2.5 11 PM 30
Okanogan Good Brewster PM2.5 11 PM 29
Walla Walla Good Burbank-Maple St PM2.5 11 PM 48
Chelan Moderate Cashmere PM2.5 11 PM 57
Wahkiakum Good Cathlamet PM2.5 11 PM 41
Lewis Moderate Chehalis-Market Blvd PM2.5 11 PM 54
Chelan Good Chelan-Woodin Ave PM2.5 11 PM 27
Spokane Good Cheney-Turnbull PM2.5 11 PM 14
Asotin Good Clarkston-13th St PM2.5 11 PM 39
Spokane Moderate Colbert-Greenbluff Rd PM2.5 11 PM 56
Stevens Moderate Colville-E 1st St PM10 11 PM 80
Whatcom Moderate Custer-Loomis PM2.5 11 PM 52
Snohomish Good Darrington-Fir St PM2.5 11 PM 0
Lincoln Good Davenport PM2.5 11 PM 15
Columbia Moderate Dayton-W Main St PM2.5 11 PM 52
King Good Des Moines-S 240th St PM2.5 11 PM 43
Douglas Good East Wenatchee-8th St NE PM2.5 11 PM 27
Kittitas Good Ellensburg-Discovery Hall PM2.5 11 PM 38
Kittitas Good Ellensburg-Mountain View Ave PM2.5 11 PM 29
Kittitas Good Ellensburg-N Cora St PM2.5 11 PM 43
Kittitas Good Ellensburg-Ruby St PM2.5 (NPM25) 11 PM 37
King Good Enumclaw-Mud Mtn. PM2.5 11 PM 19
Snohomish Good Everett-Beverly Park Rd PM2.5 11 PM 43
Snohomish Good Everett-Rucker Ave PM2.5 11 PM 48
Benton Moderate Finley-S Finley Rd PM2.5 11 PM 55
Clallam Moderate Forks-Tillicum Ln PM2.5 11 PM 52
Grant Good George PM2.5 11 PM 16
Klickitat Good Goldendale-W Court St PM2.5 11 PM 29
King Good Issaquah-Lake Sammamish PM2.5 11 PM 29
Benton Good Kennewick-Metaline PM2.5 11 PM 32
Benton Good Kennewick-S Steptoe St PM2.5 11 PM 34
Thurston Moderate Lacey-College St PM2.5 11 PM 52
Whitman Good LaCrosse-Hill St PM2.5 11 PM 13
King Good Lake Forest Park-Town Center PM2.5 11 PM 45
Chelan Good Leavenworth-Evans St PM2.5 11 PM 46
Cowlitz Moderate Longview-30th Ave PM2.5 11 PM 54
Okanogan Moderate Malott PM2.5 11 PM 77
Whatcom Unhealthy For Sensitive Groups Maple Falls - Azure Way PM2.5 11 PM 123
Snohomish Unhealthy Marysville-7th Ave PM2.5 11 PM 200
Grant Good Mattawa Wahluke High School PM2.5 11 PM 18
Franklin Good Mesa-Pepiot Way PM2.5 11 PM 30
Grant Good Moses Lake-Balsam St PM2.5 11 PM 29
Yakima Good Moxee-E Seattle Ave PM2.5 11 PM 38
Pierce Good Mt Rainier-Jackson Visitors Ctr O3 11 PM 48
Skagit Good Mt Vernon-S Second St PM2.5 11 PM 14
Clallam Good Neah Bay 2-Makah Tribe PM2.5 11 PM 40
Pend Oreille Good Newport-Calispel PM2.5 11 AM 34
King Moderate North Bend-North Bend Way PM2.5 11 PM 55
Skagit Good Padilla Bay PM2.5 11 PM 41
Garfield Good Pomeroy-Pataha St PM2.5 11 PM 39
Clallam Moderate Port Angeles- E 5th St PM2.5 11 PM 57
Jefferson Good Port Townsend-San Juan Ave PM2.5 11 PM 37
Benton Good Prosser-Highland Dr PM2.5 11 PM 43
Whitman Good Pullman-Dexter SE PM2.5 11 PM 17
Pierce Moderate Puyallup-Pioneer Way E PM2.5 11 PM 56
Grant Good Quincy-3rd Ave NE PM2.5 11 PM 19
Pacific Good Raymond-4th St PM2.5 11 PM 21
Ferry Good Republic PM2.5 11 PM 46
Adams Good Ritzville-Alder St PM2.5 11 PM 16
Whitman Good Rosalia-Josephine St PM2.5 11 PM 17
Grant Good Royal City PM2.5 11 PM 20
King Good Seattle-10th & Weller PM2.5 11 PM 49
King Good Seattle-16th Ave S PM2.5 11 PM 43
King Good Seattle-23rd Ave SW PM2.5 11 PM 37
King Good Seattle-Beacon Hill PM10 11 PM 14
King Good Seattle-College Way N PM2.5 11 PM 34
King Good Seattle-Duwamish PM2.5 11 PM 35
King Good Seattle-Linden Ave N PM2.5 11 PM 35
King Good Seattle-NE 127th St PM2.5 11 PM 48
King Good Seattle-S Myrtle St PM2.5 11 PM 37
King Moderate Seattle-South Park PM2.5 11 PM 53
Mason Good Shelton-W Franklin PM2.5 11 PM 49
Grant Good Soap Lake-4th Ave SE PM2.5 11 PM 17
Spokane Moderate Spokane Valley-E Broadway Ave PM2.5 11 PM 67
Spokane Moderate Spokane Valley-E Buckeye Ave PM2.5 11 PM 51
Spokane Good Spokane Valley-E Wellesley Ave PM2.5 11 PM 49
Spokane Good Spokane Valley-N Pines Rd PM2.5 11 PM 48
Spokane Moderate Spokane-Augusta Ave PM2.5 11 PM 59
Spokane Moderate Spokane-E Garland Ave PM2.5 11 PM 54
Spokane Moderate Spokane-E Joseph Ave PM2.5 11 PM 56
Spokane Moderate Spokane-E Sprague Ave PM2.5 11 PM 67
Spokane Good Spokane-E Stonewall Ave PM2.5 11 PM 42
Spokane Good Spokane-E Thurston Ave PM2.5 11 PM 47
Spokane Good Spokane-Greenbluff PM2.5 11 PM 14
Spokane Moderate Spokane-Monroe St PM2.5 11 PM 59
Spokane Moderate Spokane-N Howard St PM2.5 11 PM 60
Spokane Moderate Spokane-N Perry St PM2.5 11 PM 53
Spokane Moderate Spokane-S Pittsburg St PM2.5 11 PM 56
Skamania Good Stevenson PM2.5 11 PM 38
Yakima Moderate Sunnyside-S 16th St PM2.5 11 PM 60
Pierce Moderate Tacoma-Alexander Ave PM2.5 11 PM 56
Pierce Moderate Tacoma-L Street PM2.5 11 PM 57
Pierce Moderate Tacoma-S 36th St PM2.5 11 PM 52
Pierce Good Tacoma-S Adams St PM2.5 11 PM 39
Okanogan Good Tonasket PM2.5 11 PM 31
Yakima Moderate Toppenish-Yakama Tribe PM2.5 11 PM 67
King Moderate Tukwila Allentown PM2.5 11 PM 60
Snohomish No Index Tulalip-Totem Beach Rd PM2.5 11 PM ----
Okanogan Moderate Twisp-S Lincoln St PM2.5 11 PM 54
Clark Moderate Vancouver NE 84th Ave PM2.5 11 PM 64
Clark Moderate Vancouver-Blairmont Dr PM2.5 11 PM 71
Walla Walla Moderate Walla Walla-12th St PM2.5 11 PM 53
Stevens Good Wellpinit-Spokane Tribe PM2.5 11 PM 14
Chelan Good Wenatchee-Fifth St PM2.5 11 PM 45
Chelan Good Wenatchee-Methow St PM2.5 11 PM 30
Klickitat Moderate White Salmon-N Main Ave PM2.5 11 PM 52
Okanogan Good Winthrop-Chewuch Rd PM2.5 11 PM 26
Clark Moderate Yacolt-Yacolt Rd PM2.5 11 PM 80
Yakima Moderate Yakima-4th Ave PM2.5 11 PM 65