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Air quality in King County

Air quality index (AQI⁺) and PM2.5 air pollution in King County • 2 Followers • 08:00, Nov 12 Local time

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US AQI⁺

Good

Main pollutant:

PM2.5

2.8 µg/m³

9°

8 km/h

76 %

Hourly forecast

King County air quality index (AQI⁺) forecast

Now

9°

km/h

76%

09:00

10°

km/h

72%

10:00

11°

km/h

70%

11:00

12°

km/h

64%

12:00

13°

km/h

62%

13:00

13°

km/h

61%

14:00

13°

km/h

65%

15:00

13°

km/h

70%

16:00

11°

km/h

75%

17:00

9°

km/h

80%

18:00

9°

km/h

78%

19:00

9°

km/h

76%

20:00

8°

km/h

76%

21:00

8°

km/h

75%

22:00

8°

km/h

73%

23:00

8°

km/h

73%

Fri

00:00

8°

km/h

74%

01:00

8°

km/h

74%

02:00

8°

km/h

73%

03:00

8°

km/h

73%

04:00

8°

km/h

73%

05:00

8°

km/h

72%

06:00

8°

km/h

71%

07:00

8°

km/h

67%

08:00

9°

km/h

64%

09:00

10°

km/h

61%

10:00

11°

km/h

63%

11:00

11°

km/h

66%

12:00

11°

km/h

69%

13:00

10°

km/h

76%

14:00

9°

km/h

84%

15:00

8°

km/h

89%

16:00

80%

7°

km/h

98%

17:00

80%

7°

km/h

97%

18:00

7°

km/h

97%

19:00

7°

km/h

95%

20:00

7°

km/h

94%

21:00

6°

km/h

93%

22:00

6°

km/h

92%

23:00

5°

km/h

90%

Sat

00:00

5°

km/h

89%

01:00

5°

km/h

90%

02:00

5°

km/h

90%

03:00

5°

km/h

91%

04:00

6°

km/h

90%

05:00

6°

km/h

88%

06:00

5°

km/h

89%

07:00

4°

km/h

88%

08:00

6°

km/h

85%

09:00

7°

km/h

82%

10:00

80%

7°

km/h

83%

11:00

80%

7°

km/h

88%

12:00

7°

km/h

89%

13:00

7°

km/h

83%

14:00

9°

km/h

74%

15:00

8°

km/h

79%

16:00

7°

km/h

86%

17:00

6°

km/h

89%

18:00

6°

km/h

89%

19:00

6°

km/h

90%

20:00

6°

km/h

89%

21:00

6°

km/h

90%

22:00

6°

km/h

87%

23:00

6°

km/h

88%

Sun

00:00

80%

6°

km/h

90%

01:00

90%

6°

km/h

93%

02:00

80%

6°

km/h

93%

03:00

6°

km/h

91%

04:00

6°

km/h

88%

05:00

6°

km/h

91%

06:00

6°

km/h

90%

07:00

6°

km/h

90%

Daily forecast

King County air quality index (AQI⁺) forecast

Today

13°

8°

km/h

72%

Fri

11°

6°

km/h

81%

Sat

9°

4°

km/h

86%

Air pollutants

What is the current air quality in King County?

PM2.5 concentration currently meets the WHO annual PM2.5 guideline.

Real-time King County air pollution map

Health recommendations

Enjoy outdoor activities

Open your windows to bring clean, fresh air indoors

Get a monitor

Protect yourself from air pollution in King County

SHOP IQAIR PRODUCTS

Monitor the air you breathe

Get accurate AirVisual air quality readings and real-time insights for cleaner air. Monitors that reveal pollution sources, highlight when air purifier use is needed.

AirVisual Series

Medical grade air purifiers

Trusted worldwide, the HealthPro Series uses HyperHEPA technology. Filters ultrafine particles other air purifiers miss, delivering medical-grade protection.

HealthPro Series

Powerful, stylish air purifiers

Compact and powerful, the Atem Series combines Swiss engineering with high-performance air purification, filtering ultrafine particles with HyperHEPA technology.

Atem Series

Pollen

What is the pollen count in King County today?

Index

Low

Tree

Low

25%

Grass

None

Weed

Low

25%

Source:

wetter.com

Pollen forecast in King County

Health recommendations

Enjoy outdoor activities

Open your windows to bring clean, fresh air indoors

Get a monitor

Real-time King County air pollution map

Pollen

What is the pollen count in King County today?

Index

Low

Tree

Low

25%

Grass

None

Weed

Low

25%

Source:

wetter.com

Pollen forecast in King County

Protect yourself from air pollution in King County

SHOP IQAIR PRODUCTS

Monitor the air you breathe

Get accurate AirVisual air quality readings and real-time insights for cleaner air. Monitors that reveal pollution sources, highlight when air purifier use is needed.

AirVisual Series

Medical grade air purifiers

Trusted worldwide, the HealthPro Series uses HyperHEPA technology. Filters ultrafine particles other air purifiers miss, delivering medical-grade protection.

HealthPro Series

Powerful, stylish air purifiers

Compact and powerful, the Atem Series combines Swiss engineering with high-performance air purification, filtering ultrafine particles with HyperHEPA technology.

Atem Series

Most polluted locations near King County

Worldwide AQI⁺ ranking

Station ranking

Real-time AQI⁺ station ranking for stations in King County

#	Stations	AQI⁺ US
1	22612-22400 SE 329th St	21
2	Cumberland Kanasket Road Southeast	21
3	29035 NE 22nd St	20
4	174th Avenue Southeast	14
5	Ames Lake East	14
6	322nd Avenue Northeast	10
7	292nd Ave. SE	9
8	6214 284th Way Northeast	8
9	337th Place Northeast	7
10	Ames Lake Forest/Tree Farm	2

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	Redding, California	165
2	Three Rivers, Oregon	136
3	Keyes, California	127
4	Graeagle, California	126
5	Fruitridge Pocket, California	125
6	Rodeo, California	122
7	Klamath County, Oregon	118
8	Kettleman City, California	117
9	Tetherow, Oregon	114
10	Altamont, Oregon	112

History

Historic air quality graph for King County

16 AQI⁺ US

Good

07:00–08:00 Nov 12 Local time

AQI⁺ US

History

Historic air quality graph for King County

16 AQI⁺ US

Good

07:00–08:00 Nov 12 Local time

AQI⁺ US

Most polluted locations near King County

Worldwide AQI⁺ ranking

Station ranking

Real-time AQI⁺ station ranking for stations in King County

#	Stations	AQI⁺ US
1	22612-22400 SE 329th St	21
2	Cumberland Kanasket Road Southeast	21
3	29035 NE 22nd St	20
4	174th Avenue Southeast	14
5	Ames Lake East	14
6	322nd Avenue Northeast	10
7	292nd Ave. SE	9
8	6214 284th Way Northeast	8
9	337th Place Northeast	7
10	Ames Lake Forest/Tree Farm	2

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	Redding, California	165
2	Three Rivers, Oregon	136
3	Keyes, California	127
4	Graeagle, California	126
5	Fruitridge Pocket, California	125
6	Rodeo, California	122
7	Klamath County, Oregon	118
8	Kettleman City, California	117
9	Tetherow, Oregon	114
10	Altamont, Oregon	112