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Air quality near Mountain View, Altadena

Air quality index (AQI⁺) and PM2.5 air pollution near Mountain View, Altadena • 12:00, May 09 Local time

Rosemead AQI Alert nearby

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107

US AQI⁺

Unhealthy for sensitive groups

Main pollutant:

PM2.5

38 µg/m³

21°

6 km/h

64 %

Hourly forecast

Mountain View, Altadena air quality index (AQI⁺) forecast

Now

107

21°

km/h

64%

13:00

103

24°

km/h

49%

14:00

25°

km/h

45%

15:00

26°

km/h

43%

16:00

26°

km/h

44%

17:00

26°

km/h

46%

18:00

25°

km/h

49%

19:00

23°

km/h

54%

20:00

22°

km/h

58%

21:00

21°

km/h

61%

22:00

21°

km/h

65%

23:00

20°

km/h

69%

Sun

00:00

19°

km/h

73%

01:00

18°

km/h

76%

02:00

18°

km/h

78%

03:00

18°

km/h

82%

04:00

17°

km/h

86%

05:00

17°

km/h

84%

06:00

18°

km/h

81%

07:00

19°

km/h

75%

08:00

20°

km/h

66%

09:00

21°

km/h

63%

10:00

23°

km/h

55%

11:00

25°

km/h

48%

12:00

26°

km/h

44%

13:00

27°

km/h

41%

14:00

28°

km/h

38%

15:00

29°

km/h

37%

16:00

29°

km/h

36%

17:00

28°

km/h

35%

18:00

27°

km/h

35%

19:00

26°

km/h

39%

20:00

25°

km/h

44%

21:00

23°

km/h

49%

22:00

22°

km/h

55%

23:00

21°

km/h

60%

Mon

00:00

21°

km/h

63%

01:00

21°

km/h

66%

02:00

20°

km/h

68%

03:00

21°

km/h

65%

04:00

21°

km/h

56%

05:00

20°

km/h

63%

06:00

21°

km/h

52%

07:00

23°

km/h

28%

08:00

25°

km/h

19%

09:00

27°

km/h

19%

10:00

29°

km/h

23%

11:00

30°

km/h

24%

12:00

31°

km/h

21%

13:00

33°

km/h

18%

14:00

32°

km/h

24%

15:00

31°

km/h

27%

16:00

31°

km/h

25%

17:00

30°

km/h

26%

18:00

30°

km/h

17%

19:00

28°

km/h

20%

20:00

25°

km/h

23%

21:00

25°

km/h

26%

22:00

24°

km/h

27%

23:00

23°

km/h

32%

Tue

00:00

22°

km/h

39%

01:00

22°

km/h

40%

02:00

22°

km/h

42%

03:00

21°

km/h

45%

04:00

21°

km/h

44%

05:00

20°

km/h

53%

06:00

19°

km/h

59%

07:00

20°

km/h

60%

08:00

22°

km/h

56%

09:00

23°

km/h

51%

10:00

24°

km/h

46%

11:00

25°

km/h

40%

Daily forecast

Mountain View, Altadena air quality index (AQI⁺) forecast

Today

26°

16°

km/h

65%

Sun

29°

18°

km/h

49%

Mon

33°

21°

km/h

25%

Air pollutants

What is the current air quality near Mountain View?

PM2.5 concentration is currently 7.6 times the World Health Organization annual PM2.5 guideline value.

Health recommendations

Reduce outdoor exercise

Close your windows to avoid dirty outdoor air

Get a monitor

Sensitive groups should wear a mask outdoors

Get a mask

Run an air purifier

Get an air purifier

Real-time Mountain View, Altadena air pollution map

Pollen

What is the pollen count in Mountain View today?

Index

Moderate

Tree Low	25%
Grass Moderate	50%
Weed None	0%

Source:

wetter.com

Pollen forecast

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Pollen

What is the pollen count in Mountain View today?

Index

Moderate

Tree Low	25%
Grass Moderate	50%
Weed None	0%

Source:

wetter.com

Pollen forecast

History

Historic air quality graph for Mountain View

107 AQI⁺ US

Unhealthy for sensitive groups

11:00–12:00 May 09 Local time

AQI⁺ US

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Most polluted locations near Mountain View, Altadena

Worldwide AQI⁺ ranking

Station ranking

Real-time Mountain View AQI⁺ station ranking

#	Stations	AQI⁺ US
1	2560 El Sol Ave	87
2	2014 Pepper Dr	85
3	190-144 Jaxine Dr	84
4	1255 E Lexington St	83
5	2264 El Molino Ave	83
6	1738 N Roosevelt Ave	82
7	2036 Pepper Dr	81
8	2046 Allen Ave	79
9	1295 E Lexington St	76
10	1365 New York Dr	76

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	Burbank, Los Angeles County, California	98
2	Claremont, California	98
3	Glendora, California	96
4	La Verne, California	88
5	Pasadena, California	88
6	East Los Angeles, California	87
7	Corona, California	86
8	Glendale, California	86
9	Jurupa Valley, California	85
10	San Fernando, California	84