Add

Air quality near Alpine Hills, Portola Valley

Air quality index (AQI⁺) and PM2.5 air pollution near Alpine Hills, Portola Valley • 9.8K Followers • 13:00, Jun 02

Data source: PurpleAir

US AQI⁺

Good

Main pollutant:

PM2.5

8.1 µg/m³

23°

4 km/h

53 %

Data source: PurpleAir

Hourly forecast

Alpine Hills, Portola Valley air quality index (AQI⁺) forecast

Now

23°

km/h

53%

14:00

24°

km/h

50%

15:00

23°

km/h

53%

16:00

21°

km/h

56%

17:00

21°

km/h

62%

18:00

19°

km/h

65%

19:00

18°

km/h

68%

20:00

17°

km/h

73%

21:00

15°

km/h

80%

22:00

14°

km/h

80%

23:00

13°

km/h

82%

Wed

00:00

13°

km/h

82%

01:00

13°

km/h

77%

02:00

12°

km/h

77%

03:00

12°

km/h

72%

04:00

12°

km/h

72%

05:00

12°

km/h

71%

06:00

12°

km/h

73%

07:00

12°

km/h

77%

08:00

15°

km/h

67%

09:00

17°

km/h

57%

10:00

19°

km/h

49%

11:00

20°

km/h

42%

12:00

23°

km/h

30%

13:00

24°

km/h

29%

14:00

25°

km/h

31%

15:00

25°

km/h

34%

16:00

23°

km/h

43%

17:00

22°

km/h

53%

18:00

21°

km/h

59%

19:00

19°

km/h

64%

20:00

17°

km/h

70%

21:00

15°

km/h

74%

22:00

14°

km/h

77%

23:00

13°

km/h

79%

Thu

00:00

12°

km/h

79%

01:00

12°

km/h

81%

02:00

11°

km/h

81%

03:00

11°

km/h

77%

04:00

11°

km/h

76%

05:00

11°

km/h

74%

06:00

12°

km/h

76%

07:00

13°

km/h

71%

08:00

15°

km/h

67%

09:00

17°

km/h

63%

10:00

19°

km/h

58%

11:00

22°

km/h

51%

12:00

24°

km/h

46%

13:00

25°

km/h

43%

14:00

25°

km/h

45%

15:00

24°

km/h

56%

16:00

22°

km/h

63%

17:00

21°

km/h

58%

18:00

20°

km/h

53%

19:00

18°

km/h

62%

20:00

15°

km/h

77%

21:00

12°

km/h

93%

22:00

11°

km/h

94%

23:00

11°

km/h

96%

Fri

00:00

10°

km/h

98%

01:00

10°

km/h

98%

02:00

10°

km/h

98%

03:00

10°

km/h

98%

04:00

9°

km/h

97%

05:00

9°

km/h

96%

06:00

9°

km/h

96%

07:00

11°

km/h

87%

08:00

15°

km/h

65%

09:00

18°

km/h

49%

10:00

22°

km/h

38%

11:00

24°

km/h

33%

12:00

26°

km/h

31%

Daily forecast

Alpine Hills, Portola Valley air quality index (AQI⁺) forecast

Today

24°

12°

km/h

67%

Wed

25°

12°

km/h

55%

Thu

25°

11°

km/h

63%

Air pollutants

What is the current air quality near Alpine Hills?

PM2.5 concentration is currently 1.6 times the World Health Organization annual PM2.5 guideline value.

Health recommendations

Enjoy outdoor activities

Open your windows to bring clean, fresh air indoors

Get a monitor

Real-time Alpine Hills, Portola Valley air pollution map

Pollen

What is the pollen count in Alpine Hills today?

Index

Moderate

Tree

Low

25%

Grass

Low

25%

Weed

Moderate

50%

Source:

wetter.com

Pollen forecast

Pollen

What is the pollen count in Alpine Hills today?

Index

Moderate

Tree

Low

25%

Grass

Low

25%

Weed

Moderate

50%

Source:

wetter.com

Pollen forecast

History

Historic air quality graph for Alpine Hills

45 AQI⁺ US

Good

12:00–13:00 Jun 02

AQI⁺ US

Measure your own air quality

Get a monitor and contribute air quality data in your city.

Get a monitor How to contribute

Most polluted locations near Alpine Hills, Portola Valley

Worldwide AQI⁺ ranking

Station ranking

Real-time Alpine Hills AQI⁺ station ranking

#	Stations	AQI⁺ US
1	140 Fawn Ln	47
2	Alhambra Court	47
3	10 Alhambra Court	45
4	Alpine Hills	45
5	9 Valley Oak Street	44
6	1-99 Arapahoe Ct	43
7	Buck Meadow Drive	42
8	Ash Lane	40
9	Brookside Drive	39
10	Bay Laurel	33

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	Dallas, Texas	104
2	Mission, Texas	79
3	Jurupa Valley, California	77
4	East Los Angeles, California	76
5	Huntington Park, California	69
6	Glendora, California	68
7	Florence-Graham, California	67
8	San Antonio, Texas	67
9	West Hollywood, California	67
10	Baton Rouge, Louisiana	66