Alpine Road

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Air quality near Alpine Road, San Mateo County

Air quality index (AQI⁺) and PM2.5 air pollution near Alpine Road, San Mateo County • 2.5K Followers • 20:00, Sep 30

Data source: PurpleAir

US AQI⁺

Good

Main pollutant:

PM2.5

4.3 µg/m³

21°

4 km/h

49 %

Data source: PurpleAir

Hourly forecast

Alpine Road, San Mateo County air quality index (AQI⁺) forecast

Now

21°

km/h

49%

21:00

21°

km/h

51%

22:00

20°

km/h

57%

23:00

20°

km/h

55%

Thu

00:00

20°

km/h

52%

01:00

20°

km/h

53%

02:00

19°

km/h

51%

03:00

20°

km/h

47%

04:00

20°

km/h

45%

05:00

19°

km/h

43%

06:00

19°

km/h

40%

07:00

19°

km/h

40%

08:00

20°

km/h

40%

09:00

21°

km/h

35%

10:00

24°

km/h

32%

11:00

26°

km/h

32%

12:00

27°

km/h

31%

13:00

29°

km/h

31%

14:00

29°

km/h

32%

15:00

28°

km/h

36%

16:00

27°

km/h

37%

17:00

27°

km/h

41%

18:00

25°

km/h

48%

19:00

22°

km/h

53%

20:00

21°

km/h

44%

21:00

21°

km/h

42%

22:00

20°

km/h

41%

23:00

20°

km/h

39%

Fri

00:00

21°

km/h

34%

01:00

21°

km/h

36%

02:00

20°

km/h

36%

03:00

20°

km/h

32%

04:00

21°

km/h

30%

05:00

20°

km/h

33%

06:00

21°

km/h

31%

07:00

21°

km/h

34%

08:00

22°

km/h

31%

09:00

23°

km/h

28%

10:00

25°

km/h

27%

11:00

28°

km/h

22%

12:00

30°

km/h

21%

13:00

30°

km/h

23%

14:00

28°

km/h

30%

15:00

29°

km/h

28%

16:00

29°

km/h

30%

17:00

28°

km/h

31%

18:00

25°

km/h

36%

19:00

20°

km/h

49%

20:00

19°

km/h

50%

21:00

19°

km/h

50%

22:00

19°

km/h

49%

23:00

17°

km/h

52%

Sat

00:00

17°

km/h

52%

01:00

17°

km/h

51%

02:00

17°

km/h

48%

03:00

17°

km/h

48%

04:00

17°

km/h

47%

05:00

17°

km/h

47%

06:00

17°

km/h

46%

07:00

17°

km/h

47%

08:00

19°

km/h

43%

09:00

24°

km/h

32%

10:00

28°

km/h

25%

11:00

31°

km/h

20%

12:00

33°

km/h

17%

13:00

34°

km/h

16%

14:00

34°

km/h

15%

15:00

34°

km/h

16%

16:00

33°

km/h

17%

17:00

31°

km/h

20%

18:00

27°

km/h

30%

19:00

21°

km/h

43%

Daily forecast

Alpine Road, San Mateo County air quality index (AQI⁺) forecast

Today

29°

19°

km/h

38%

Thu

30°

19°

km/h

33%

Fri

34°

17°

km/h

30%

Air pollutants

What is the current air quality near Alpine Road?

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 Alpine Road, San Mateo County air pollution map

Pollen

What is the pollen count in Alpine Road today?

Index

Moderate

Tree

None

Grass

None

Weed

Moderate

50%

Source:

wetter.com

Pollen forecast

Pollen

What is the pollen count in Alpine Road today?

Index

Moderate

Tree

None

Grass

None

Weed

Moderate

50%

Source:

wetter.com

Pollen forecast

History

Historic air quality graph for Alpine Road

24 AQI⁺ US

Good

19:00–20:00 Sep 30

AQI⁺ US

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Most polluted locations near Alpine Road, San Mateo County

Worldwide AQI⁺ ranking

Station ranking

Real-time Alpine Road AQI⁺ station ranking

#	Stations	AQI⁺ US
1	265 Old Spanish Trail	28
2	920 Bear Gulch Road	28
3	Belle Roche Court	26
4	Dirt Alpine	26
5	Burlingame Hills	25
6	Alpine Road	24
7	Arlington Way	21
8	Bear Gulch Road	18
9	480 Tunitas Creek Road	14
10	Alexander Avenue	8

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	New Canaan, Connecticut	294
2	Glendora, California	110
3	Modesto, California	108
4	North Auburn, California	103
5	Clovis, California	102
6	Glendale, Arizona	102
7	Sacramento County, California	102
8	Turlock, California	102
9	Madera, California	101
10	Phoenix, Arizona	101