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Air quality in Washington
Air quality index (AQI) and PM2.5 air pollution in Washington
LIVE AQI CITY RANKING
Real-time Washington
Most polluted city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Ashford | 33 |
| 2 | Longview | 27 |
| 3 | Seattle | 23 |
| 4 | Dayton | 20 |
| 5 | Hansville | 19 |
| 6 | Mirrormont | 19 |
| 7 | Wellpinit | 19 |
| 8 | Everett | 18 |
| 9 | Oakville | 18 |
| 10 | Basin City | 17 |
(local time)
SEE WORLD AQI RANKINGAIR QUALITY DATA CONTRIBUTORS
923 Contributors
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LIVE AQI CITY RANKING
Real-time Washington
Cleanest city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Fox Island | 0 |
| 2 | Ridgefield | 0 |
| 3 | Birch Bay | 1 |
| 4 | Davenport | 1 |
| 5 | Gold Bar | 1 |
| 6 | Mattawa | 1 |
| 7 | Port Townsend | 1 |
| 8 | Riverbend | 1 |
| 9 | Rochester | 1 |
| 10 | Stevenson | 1 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
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Washington air quality data attribution
923Contributors
- Washington Air Monitoring Network
53 stations
- Northwest Clean Air Agency
8 stations
- Washington USA
2 stations
- Puget Sound Clean Air Agency
5 stations
- USA National Park Service
7 stations
5 Government Contributors
- IQAir Dev Lab
1 station
Methow Valley Citizens Council (MVCC)8 stations
- grounds department
1 station
3 Non-profit organization Contributors
Portland State University (PSU)2 stations
- Thom Proehl
1 station
2 Educational Contributors
Dan1 station
- AB
1 station
- Quinn
1 station
- Geoff Killam
1 station
Opuelas1 station
- robc7777
1 station
- J_T_W
1 station
Anonymous1 station
- IQAir Community Member
1 station
- C.m.
1 station
- Nathaniel Blue
2 stations
- Zac
1 station
- Daniela
1 station
31st and Howe1 station
- Lance
1 station
- Tom
1 station
- Heather Kelly
1 station
EKLynx2 stations
- Chiara Coetzee
1 station
The Chameleon1 station
Joseph Gleason2 stations
- eHouse
1 station
Bay1 station
- Tim H
1 station
Shaun Bell1 station
- Pop Ongsakorn
1 station
- Scott Thurlow
1 station
- Samuel Herschbein
1 station
- Joseph M
1 station
- Marcel Ceballos
1 station
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1 station
Algernon Findiggle1 station
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1 station
Paul J.1 station
- rswistok@hotmail.com
1 station
- clint68d
1 station
- Joshua
1 station
- Nicholas Rosenzweig
1 station
- Patrik Schnell
2 stations
Northwest Seattleite1 station
- Julie
1 station
DN1 station
- Christian Johannessen
1 station
Fruitland St1 station
- Swinefeaster X
1 station
- 0bsidianlock
1 station
- JB
1 station
- Jay Sauls
1 station
- balldt
1 station
Pokémon1 station
- Adam
1 station
- Patrick Boehnke
1 station
- S. Lancaster
1 station
- house
1 station
Em1 station
- Kenneth Hamer
1 station
- Howard M
1 station
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1 station
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1 station
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1 station
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1 station
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1 station
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1 station
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1 station
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1 station
Kurt Gazow1 station
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1 station
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1 station
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1 station
- EH
1 station
- SFHouse
1 station
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1 station
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1 station
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1 station
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1 station
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1 station
PB1 station
- IQAir Community Member
1 station
- Anonymous
1 station
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1 station
- Clemens
1 station
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1 station
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1 station
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1 station
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mimbo1 station
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- IQAir Community Member
1 station
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1 station
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1 station
- rheb Johnson
1 station
- Lewis T
1 station
97 Individual Contributors
816 Anonymous contributors816 stations
816 Anonymous Contributors
Which is the most polluted city in Washington?
- Ashford 33
- Longview 27
- Seattle 23
- Dayton 20
- Hansville 19
- Mirrormont 19
- Wellpinit 19
- Everett 18
- Oakville 18
- Basin City 17
- Burbank 17
- Cathcart 17
- Edmonds 17
- Everson 17
- Lynden 17
- Spokane Valley 17
- Des Moines 16
- Fairwood 16
- Lake Stevens 16
- Lynnwood 16
- Mill Creek 16
- Poulsbo 16
- Burlington 15
- Kahlotus 15
- Kennewick 15
- Othello 15
- Westport 15
- Blaine 14
- East Renton Highlands 14
- Esperance 14
- Long Beach 14
- North Creek 14
- Orondo 14
- Duvall 13
- Inchelium 13
- Marietta-Alderwood 13
- Sumas 13
- Tulalip 13
- Alderwood Manor 12
- Arlington Heights 12
- Ault Field 12
- Big Lake 12
- Bothell East 12
- Bothell West 12
- Bryant 12
- Bunk Foss 12
- Clearview 12
- Covington 12
- Eastgate 12
- Eastmont 12
- Fobes Hill 12
- Kent 12
- Kingsgate 12
- Lake Stickney 12
- Larch Way 12
- Lochsloy 12
- Machias 12
- Maple Valley 12
- Meadowdale 12
- Mill Creek East 12
- Monroe North 12
- Newcastle 12
- Peaceful Valley 12
- Silver Firs 12
- Sisco Heights 12
- Smokey Point 12
- Suquamish 12
- Three Lakes 12
- Warm Beach 12
- Wenatchee 12
- West Lake Sammamish 12
- West Lake Stevens 12
- West Valley 12
- Woods Creek 12
- Bonney Lake 11
- City of Sammamish 11
- Clear Lake 11
- Decatur Island 11
- Edgewood 11
- Lofall 11
- Marysville 11
- Medical Lake 11
- Moses Lake 11
- Prosser 11
- Pullman 11
- Richland 11
- Tulalip Bay 11
- Walla Walla East 11
- Wapato 11
- White Center 11
- Woodway 11
- Addy 10
- Arlington 10
- Auburn 10
- Bangor Trident Base 10
- Boulevard Park 10
- East Hill-Meridian 10
- Friday Harbor 10
- Geneva 10
- Kettle Falls 10
- Lake Morton-Berrydale 10
- Manchester 10
- Maple Heights-Lake Desire 10
- Mount Vernon 10
- Mountlake Terrace 10
- Mukilteo 10
- Ocean Shores 10
- Omak 10
- Pacific Beach 10
- Pasco 10
- Picnic Point-North Lynnwood 10
- Raymond 10
- Riverton 10
- Selah 10
- Spokane 10
- Sunnyslope 10
- Wilson Creek 10
- Yakima 10
- Bethel 9
- Bothell 9
- Brier 9
- Burley 9
- Canterwood 9
- Chico 9
- Country Homes 9
- Deer Park 9
- East Port Orchard 9
- East Wenatchee 9
- Enetai 9
- Erlands Point-Kitsap Lake 9
- Federal Way 9
- Kenmore 9
- Lake Marcel-Stillwater 9
- Lakeland North 9
- Liberty Lake 9
- Maplewood 9
- Monroe 9
- Navy Yard City 9
- Parkwood 9
- Port Hadlock-Irondale 9
- Purdy 9
- Rocky Point 9
- SeaTac 9
- Shoreline 9
- Silverdale 9
- Southworth 9
- Sudden Valley 9
- Sultan 9
- Tracyton 9
- Waterville 9
- Airway Heights 8
- Algona 8
- Asotin 8
- Bridgeport 8
- Browns Point 8
- Cottage Lake 8
- Custer 8
- Dishman 8
- Fife 8
- Fife Heights 8
- Fircrest 8
- Grand Coulee 8
- Kirkland 8
- Lake Forest Park 8
- Lea Hill 8
- Manson 8
- Mercer Island 8
- Millwood 8
- Milton 8
- Neah Bay 8
- Normandy Park 8
- Okanogan 8
- Opportunity 8
- Picnic Point 8
- Port Ludlow 8
- Rosedale 8
- San Juan 8
- Sequim 8
- Skagit 8
- Town and Country 8
- Wauna 8
- Wilderness Rim 8
- Wollochet 8
- Yarrow Point 8
- Ames Lake 7
- Bainbridge Island 7
- Brewster 7
- Cashmere 7
- Clyde Hill 7
- College Place 7
- Cosmopolis 7
- Coulee Dam 7
- Electric City 7
- Fairchild Air Force Base 7
- Grandview 7
- Klickitat 7
- Lakeland South 7
- Maltby 7
- Mason 7
- Mazama 7
- Mead 7
- North Puyallup 7
- Pateros 7
- Port Angeles 7
- Redmond 7
- Renton 7
- Ritzville 7
- Snohomish 7
- South Bend 7
- Sumner 7
- Taholah 7
- Tukwila 7
- Twisp 7
- Walla Walla 7
- Woodinville 7
- Aberdeen 6
- Alderton 6
- Allyn 6
- Baring 6
- Bellevue 6
- Bellingham 6
- Camano 6
- Castle Rock 6
- Cathlamet 6
- Central Park 6
- Centralia 6
- Cheney 6
- Chewelah 6
- DuPont 6
- Elk Plain 6
- Fords Prairie 6
- Frederickson 6
- Freeland 6
- Gig Harbor 6
- Graham 6
- Grand Mound 6
- Granite Falls 6
- Home 6
- Indianola 6
- Joint Base Lewis McChord 6
- Kelso 6
- Key Center 6
- Klahanie 6
- Langley 6
- Leavenworth 6
- Longbranch 6
- Longview Heights 6
- Marietta 6
- McChord Air Force Base 6
- McCleary 6
- McMillin 6
- Midland 6
- Minnehaha 6
- Montesano 6
- Nooksack 6
- North Fort Lewis 6
- North Yelm 6
- Orting 6
- Otis Orchards-East Farms 6
- Palouse 6
- Parkland 6
- Port Angeles East 6
- Prairie Heights 6
- Prairie Ridge 6
- Rainier 6
- Sammamish 6
- South Hill 6
- Spanaway 6
- Summit 6
- Summit View 6
- Tanglewilde 6
- Tanglewilde-Thompson Place 6
- Union Hill-Novelty Hill 6
- Veradale 6
- Winthrop 6
- Yacolt 6
- Anacortes 5
- Battle Ground 5
- Bremerton 5
- Brush Prairie 5
- Buckley 5
- Camas 5
- Carnation 5
- Chehalis 5
- Chelan 5
- Clarkston 5
- Cle Elum 5
- Crocker 5
- Darrington 5
- Fall City 5
- Ferndale 5
- Harrington 5
- Kalama 5
- Kingston 5
- LaCrosse 5
- Mesa 5
- North Bend 5
- Oak Harbor 5
- Oroville 5
- Point Roberts 5
- Pomeroy 5
- Republic 5
- Rosalia 5
- Royal City 5
- Seabeck 5
- Waller 5
- Woodland 5
- Ahtanum 4
- Amboy 4
- Barberton 4
- Benton City 4
- Burien 4
- Carson 4
- Cascade Valley 4
- Clarkston Heights-Vineland 4
- Colfax 4
- Connell 4
- Coupeville 4
- Dallesport 4
- Desert Aire 4
- Dollar Corner 4
- East Wenatchee Bench 4
- Entiat 4
- Enumclaw 4
- Ephrata 4
- Felida 4
- Fern Prairie 4
- Finley 4
- Five Corners 4
- Forks 4
- Garrett 4
- Gleed 4
- Granger 4
- Hazel Dell 4
- Highland 4
- Hockinson 4
- Hoquiam 4
- Inglewood-Finn Hill 4
- Issaquah 4
- Kittitas 4
- Mabton 4
- Meadow Glade 4
- Morton 4
- Moses Lake North 4
- Mossyrock 4
- Mount Vista 4
- Napavine 4
- Newport 4
- Olympia 4
- Orchards 4
- Pacific 4
- Ronald 4
- Salmon Creek 4
- Sekiu 4
- Snoqualmie 4
- Soap Lake 4
- South Wenatchee 4
- Stanwood 4
- Sunnyside 4
- Tieton 4
- Toppenish 4
- Tumwater 4
- Union Gap 4
- Vancouver 4
- Venersborg 4
- Waitsburg 4
- Walnut Grove 4
- Warden 4
- West Clarkston-Highland 4
- West Longview 4
- West Pasco 4
- West Side Highway 4
- West Wenatchee 4
- White Salmon 4
- White Swan 4
- Willard 4
- Winlock 4
- Zillah 4
- Artondale 3
- Colville 3
- Eatonville 3
- Ellensburg 3
- Goldendale 3
- Lacey 3
- Lake Shore 3
- Lakewood 3
- Maryhill 3
- Medina 3
- Mill Plain 3
- Port Orchard 3
- Puyallup 3
- Quincy 3
- Shelton 3
- Tacoma 3
- Whatcom 3
- Belfair 2
- Black Diamond 2
- Bryn Mawr-Skyway 2
- Cusick 2
- Elma 2
- Grays Harbor 2
- Hobart 2
- Jefferson 2
- La Center 2
- Lewisville 2
- Martha Lake 2
- Metaline 2
- Ravensdale 2
- Sedro-Woolley 2
- Steilacoom 2
- Tanner 2
- Tenino 2
- Terrace Heights 2
- Tonasket 2
- University Place 2
- Washougal 2
- Yelm 2
- Birch Bay 1
- Davenport 1
- Gold Bar 1
- Mattawa 1
- Ocean Park 1
- Port Townsend 1
- Riverbend 1
- Rochester 1
- Stevenson 1
- Trentwood 1
- Vashon 1
- Fox Island 0
- Ridgefield 0
- West Richland 0
AQI US, Metric