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Air quality near Old Spanish Trail, San Mateo County

Air quality index (AQI⁺) and PM2.5 air pollution near Old Spanish Trail, San Mateo County • 63 Followers • 16:00, Jun 01

Data source: PurpleAir

US AQI⁺

Good

Main pollutant:

PM2.5

6.6 µg/m³

24°

8 km/h

56 %

Data source: PurpleAir

Hourly forecast

Old Spanish Trail, San Mateo County air quality index (AQI⁺) forecast

Now

24°

km/h

56%

17:00

23°

km/h

54%

18:00

23°

km/h

55%

19:00

22°

km/h

62%

20:00

20°

km/h

67%

21:00

19°

km/h

65%

22:00

19°

km/h

63%

23:00

19°

km/h

65%

Tue

00:00

18°

km/h

66%

01:00

17°

km/h

64%

02:00

17°

km/h

62%

03:00

17°

km/h

58%

04:00

16°

km/h

60%

05:00

16°

km/h

53%

06:00

16°

km/h

44%

07:00

17°

km/h

41%

08:00

18°

km/h

58%

09:00

18°

km/h

57%

10:00

20°

km/h

61%

11:00

22°

km/h

57%

12:00

23°

km/h

56%

13:00

25°

km/h

51%

14:00

25°

km/h

50%

15:00

24°

km/h

60%

16:00

22°

km/h

63%

17:00

21°

km/h

62%

18:00

21°

km/h

58%

19:00

19°

km/h

65%

20:00

17°

km/h

69%

21:00

17°

km/h

60%

22:00

17°

km/h

51%

23:00

16°

km/h

53%

Wed

00:00

16°

km/h

48%

01:00

15°

km/h

49%

02:00

14°

km/h

54%

03:00

14°

km/h

50%

04:00

13°

km/h

51%

05:00

14°

km/h

47%

06:00

13°

km/h

47%

07:00

13°

km/h

57%

08:00

14°

km/h

59%

09:00

16°

km/h

57%

10:00

17°

km/h

53%

11:00

19°

km/h

49%

12:00

21°

km/h

47%

13:00

22°

km/h

42%

14:00

23°

km/h

42%

15:00

23°

km/h

44%

16:00

21°

km/h

47%

17:00

20°

km/h

50%

18:00

18°

km/h

63%

19:00

16°

km/h

73%

20:00

14°

km/h

87%

21:00

11°

km/h

98%

22:00

11°

km/h

99%

23:00

11°

km/h

97%

Thu

00:00

11°

km/h

92%

01:00

11°

km/h

90%

02:00

11°

km/h

90%

03:00

10°

km/h

93%

04:00

10°

km/h

93%

05:00

9°

km/h

97%

06:00

9°

km/h

95%

07:00

11°

km/h

81%

08:00

15°

km/h

64%

09:00

18°

km/h

51%

10:00

21°

km/h

42%

11:00

24°

km/h

37%

12:00

25°

km/h

35%

13:00

26°

km/h

33%

14:00

27°

km/h

33%

15:00

26°

km/h

38%

Daily forecast

Old Spanish Trail, San Mateo County air quality index (AQI⁺) forecast

Today

26°

17°

km/h

56%

Mon

25°

16°

km/h

57%

Tue

23°

11°

km/h

60%

Air pollutants

What is the current air quality near Old Spanish Trail?

PM2.5 concentration is currently 1.3 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 Old Spanish Trail, San Mateo County air pollution map

Pollen

What is the pollen count in Old Spanish Trail today?

Index

Moderate

Tree

Low

25%

Grass

Low

25%

Weed

Moderate

50%

Source:

wetter.com

Pollen forecast

Pollen

What is the pollen count in Old Spanish Trail today?

Index

Moderate

Tree

Low

25%

Grass

Low

25%

Weed

Moderate

50%

Source:

wetter.com

Pollen forecast

History

Historic air quality graph for Old Spanish Trail

37 AQI⁺ US

Good

15:00–16:00 Jun 01

AQI⁺ US

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Most polluted locations near Old Spanish Trail, San Mateo County

Worldwide AQI⁺ ranking

Station ranking

Real-time Old Spanish Trail AQI⁺ station ranking

#	Stations	AQI⁺ US
1	Alberta Glen	41
2	Durham Road	41
3	Arlington Way	40
4	480 Tunitas Creek Road	39
5	920 Bear Gulch Road	38
6	Alexander Avenue	38
7	Belle Roche Court	37
8	265 Old Spanish Trail	35
9	Dirt Alpine	33
10	Alpine Road	28

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	Riverside, California	178
2	Avenal, California	97
3	Jurupa Valley, California	68
4	Mission, Texas	68
5	Austin, Texas	63
6	Coconino, Arizona	63
7	Memphis, Tennessee	62
8	Bryson City, North Carolina	60
9	Champaign, Illinois	59
10	San Diego County, California	59