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Air quality near Mountain View, Altadena

Air quality index (AQI⁺) and PM2.5 air pollution near Mountain View, Altadena • 03:00, May 10 Local time

Rosemead AQI Alert nearby

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134

US AQI⁺

Unhealthy for sensitive groups

Main pollutant:

PM2.5

49 µg/m³

17°

1 km/h

90 %

Hourly forecast

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

Now

134

17°

km/h

90%

04:00

128

17°

km/h

92%

05:00

122

17°

km/h

96%

06:00

116

17°

km/h

98%

07:00

110

17°

km/h

97%

08:00

104

18°

km/h

94%

09:00

20°

km/h

75%

10:00

22°

km/h

67%

11:00

24°

km/h

59%

12:00

25°

km/h

52%

13:00

27°

km/h

47%

14:00

28°

km/h

44%

15:00

28°

km/h

43%

16:00

28°

km/h

42%

17:00

27°

km/h

42%

18:00

26°

km/h

43%

19:00

25°

km/h

48%

20:00

23°

km/h

56%

21:00

21°

km/h

62%

22:00

21°

km/h

65%

23:00

20°

km/h

69%

Mon

00:00

20°

km/h

72%

01:00

20°

km/h

73%

02:00

20°

km/h

75%

03:00

19°

km/h

79%

04:00

19°

km/h

79%

05:00

19°

km/h

70%

06:00

20°

km/h

51%

07:00

22°

km/h

33%

08:00

24°

km/h

26%

09:00

26°

km/h

28%

10:00

28°

km/h

32%

11:00

28°

km/h

36%

12:00

30°

km/h

32%

13:00

31°

km/h

27%

14:00

31°

km/h

30%

15:00

31°

km/h

29%

16:00

31°

km/h

27%

17:00

31°

km/h

26%

18:00

30°

km/h

26%

19:00

29°

km/h

30%

20:00

26°

km/h

39%

21:00

24°

km/h

53%

22:00

23°

km/h

63%

23:00

21°

km/h

69%

Tue

00:00

21°

km/h

73%

01:00

21°

km/h

72%

02:00

21°

km/h

78%

03:00

20°

km/h

87%

04:00

19°

km/h

92%

05:00

16°

km/h

97%

06:00

20°

km/h

61%

07:00

19°

km/h

69%

08:00

21°

km/h

61%

09:00

23°

km/h

55%

10:00

24°

km/h

51%

11:00

24°

km/h

47%

12:00

25°

km/h

43%

13:00

26°

km/h

38%

14:00

26°

km/h

35%

15:00

26°

km/h

33%

16:00

26°

km/h

31%

17:00

26°

km/h

32%

18:00

24°

km/h

34%

19:00

23°

km/h

36%

20:00

21°

km/h

42%

21:00

20°

km/h

48%

22:00

19°

km/h

54%

23:00

19°

km/h

58%

Wed

00:00

18°

km/h

61%

01:00

18°

km/h

64%

02:00

17°

km/h

66%

Daily forecast

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

Today

28°

17°

km/h

61%

Mon

31°

20°

km/h

35%

Tue

26°

19°

km/h

45%

Air pollutants

What is the current air quality near Mountain View?

PM2.5 concentration is currently 9.8 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

High

Tree Low	25%
Grass High	75%
Weed None	0%

Source:

wetter.com

Pollen forecast

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Pollen

What is the pollen count in Mountain View today?

Index

High

Tree Low	25%
Grass High	75%
Weed None	0%

Source:

wetter.com

Pollen forecast

History

Historic air quality graph for Mountain View

134 AQI⁺ US

Unhealthy for sensitive groups

02:00–03:00 May 10 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	1255 E Lexington St	98
2	2014 Pepper Dr	96
3	2036 Pepper Dr	96
4	2560 El Sol Ave	94
5	1738 N Roosevelt Ave	92
6	1295 E Lexington St	90
7	2264 El Molino Ave	90
8	1365 New York Dr	86
9	190-144 Jaxine Dr	69
10	2046 Allen Ave	64

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	San Marino, California	106
2	Jersey City, New Jersey	102
3	East Pasadena, California	101
4	Burbank, Los Angeles County, California	96
5	Glendora, California	93
6	Imperial Beach, California	92
7	Pasadena, California	92
8	Altadena, California	90
9	Manhattan Beach, California	88
10	Inglewood, California	85