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Air quality near Alta Way, Tamalpais-Homestead Valley

Air quality index (AQI⁺) and PM2.5 air pollution near Alta Way, Tamalpais-Homestead Valley • 44 Followers • 09:00, Apr 17 Local time

Data source: PurpleAir

US AQI⁺

Good

Main pollutant:

PM2.5

0.5 µg/m³

13°

14 km/h

30 %

Data source: PurpleAir

Hourly forecast

Alta Way, Tamalpais-Homestead Valley air quality index (AQI⁺) forecast

Now

13°

km/h

30%

10:00

14°

km/h

30%

11:00

16°

km/h

30%

12:00

18°

km/h

30%

13:00

18°

km/h

42%

14:00

18°

km/h

47%

15:00

18°

km/h

43%

16:00

18°

km/h

49%

17:00

18°

km/h

52%

18:00

17°

km/h

54%

19:00

16°

km/h

61%

20:00

15°

km/h

69%

21:00

14°

km/h

72%

22:00

13°

km/h

74%

23:00

13°

km/h

78%

Sat

00:00

12°

km/h

80%

01:00

12°

km/h

84%

02:00

11°

km/h

87%

03:00

11°

km/h

96%

04:00

11°

km/h

100%

05:00

10°

km/h

98%

06:00

10°

km/h

99%

07:00

10°

km/h

99%

08:00

10°

km/h

98%

09:00

11°

km/h

97%

10:00

12°

km/h

90%

11:00

15°

km/h

71%

12:00

17°

km/h

55%

13:00

18°

km/h

55%

14:00

18°

km/h

71%

15:00

17°

km/h

68%

16:00

17°

km/h

58%

17:00

17°

km/h

54%

18:00

17°

km/h

65%

19:00

16°

km/h

65%

20:00

15°

km/h

67%

21:00

15°

km/h

80%

22:00

14°

km/h

85%

23:00

13°

km/h

87%

Sun

00:00

12°

km/h

87%

01:00

12°

km/h

92%

02:00

11°

km/h

92%

03:00

11°

km/h

93%

04:00

10°

km/h

93%

05:00

90%

10°

km/h

92%

06:00

12°

km/h

82%

07:00

12°

km/h

81%

08:00

13°

km/h

74%

09:00

14°

km/h

67%

10:00

15°

km/h

58%

11:00

16°

km/h

54%

12:00

16°

km/h

53%

13:00

16°

km/h

48%

14:00

16°

km/h

48%

15:00

16°

km/h

50%

16:00

16°

km/h

51%

17:00

15°

km/h

53%

18:00

15°

km/h

57%

19:00

14°

km/h

68%

20:00

13°

km/h

81%

21:00

12°

km/h

89%

22:00

12°

km/h

89%

23:00

12°

km/h

87%

Mon

00:00

12°

km/h

82%

01:00

13°

km/h

75%

02:00

13°

km/h

71%

03:00

13°

km/h

72%

04:00

12°

km/h

76%

05:00

12°

km/h

78%

06:00

12°

km/h

76%

07:00

12°

km/h

74%

08:00

13°

km/h

71%

Daily forecast

Alta Way, Tamalpais-Homestead Valley air quality index (AQI⁺) forecast

Today

18°

11°

km/h

45%

Sat

18°

10°

km/h

75%

Sun

16°

12°

km/h

65%

Air pollutants

What is the current air quality near Alta Way?

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

Health recommendations

Enjoy outdoor activities

Open your windows to bring clean, fresh air indoors

Get a monitor

Real-time Alta Way, Tamalpais-Homestead Valley air pollution map

Pollen

What is the pollen count in Alta Way today?

Index

Moderate

Tree Low	25%
Grass Moderate	50%
Weed Low	25%

Source:

wetter.com

Pollen forecast

Pollen

What is the pollen count in Alta Way today?

Index

Moderate

Tree Low	25%
Grass Moderate	50%
Weed Low	25%

Source:

wetter.com

Pollen forecast

History

Historic air quality graph for Alta Way

3 AQI⁺ US

Good

08:00–09:00 Apr 17 Local time

AQI⁺ US

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Most polluted locations near Alta Way, Tamalpais-Homestead Valley

Worldwide AQI⁺ ranking

Station ranking

Real-time Alta Way AQI⁺ station ranking

#	Stations	AQI⁺ US
1	455 Panoramic Highway	34
2	Sequoia Valley Road	34
3	Edgewood	24
4	Mount Tamalpais School	22
5	Homestead Boulevard	19
6	Laurel Way	14
7	Ethel Lane	9
8	Richardson Way & Dawn Court	9
9	Alta Way	3
10	Alturas Way	3

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	Avenal, California	106
2	Pahrump, Nevada	88
3	Palm Desert, California	78
4	Corpus Christi, Texas	65
5	Casa Grande, Arizona	64
6	Falmouth, Massachusetts	64
7	Klamath Falls, Oregon	64
8	Chelsea, Massachusetts	63
9	Highland Park, Texas	63
10	Melrose, Massachusetts	62