Add

Air quality near Portola Hts - 5 Points, San Mateo County

Air quality index (AQI⁺) and PM2.5 air pollution near Portola Hts - 5 Points, San Mateo County • 1 Follower • 16:00, Jun 01

Data source: PurpleAir

US AQI⁺

Good

Main pollutant:

PM2.5

5.6 µg/m³

22°

8 km/h

58 %

Data source: PurpleAir

Hourly forecast

Portola Hts - 5 Points, San Mateo County air quality index (AQI⁺) forecast

Now

22°

km/h

58%

17:00

21°

km/h

53%

18:00

21°

km/h

53%

19:00

20°

km/h

57%

20:00

18°

km/h

63%

21:00

18°

km/h

62%

22:00

17°

km/h

60%

23:00

17°

km/h

60%

Tue

00:00

16°

km/h

64%

01:00

15°

km/h

67%

02:00

15°

km/h

65%

03:00

16°

km/h

66%

04:00

14°

km/h

68%

05:00

15°

km/h

62%

06:00

16°

km/h

58%

07:00

16°

km/h

66%

08:00

15°

km/h

72%

09:00

16°

km/h

67%

10:00

17°

km/h

65%

11:00

20°

km/h

60%

12:00

21°

km/h

60%

13:00

23°

km/h

49%

14:00

23°

km/h

52%

15:00

21°

km/h

65%

16:00

19°

km/h

65%

17:00

18°

km/h

65%

18:00

18°

km/h

63%

19:00

16°

km/h

75%

20:00

15°

km/h

76%

21:00

14°

km/h

76%

22:00

14°

km/h

71%

23:00

12°

km/h

79%

Wed

00:00

12°

km/h

75%

01:00

11°

km/h

78%

02:00

10°

km/h

88%

03:00

10°

km/h

80%

04:00

9°

km/h

88%

05:00

9°

km/h

83%

06:00

9°

km/h

86%

07:00

9°

km/h

88%

08:00

11°

km/h

78%

09:00

12°

km/h

77%

10:00

14°

km/h

77%

11:00

16°

km/h

74%

12:00

17°

km/h

76%

13:00

19°

km/h

72%

14:00

20°

km/h

59%

15:00

19°

km/h

61%

16:00

18°

km/h

59%

17:00

17°

km/h

55%

18:00

18°

km/h

63%

19:00

16°

km/h

73%

20:00

13°

km/h

87%

21:00

10°

km/h

98%

22:00

10°

km/h

99%

23:00

9°

km/h

97%

Thu

00:00

10°

km/h

92%

01:00

10°

km/h

90%

02:00

10°

km/h

90%

03:00

9°

km/h

93%

04:00

8°

km/h

93%

05:00

8°

km/h

97%

06:00

7°

km/h

95%

07:00

10°

km/h

81%

08:00

14°

km/h

64%

09:00

18°

km/h

51%

10:00

21°

km/h

42%

11:00

23°

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

Portola Hts - 5 Points, San Mateo County air quality index (AQI⁺) forecast

Today

23°

16°

km/h

59%

Mon

23°

14°

km/h

65%

Tue

20°

9°

km/h

75%

Air pollutants

What is the current air quality near Portola Hts - 5 Points?

PM2.5 concentration is currently 1.1 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 Portola Hts - 5 Points, San Mateo County air pollution map

Pollen

What is the pollen count in Portola Hts - 5 Points today?

Index

Moderate

Tree

Low

25%

Grass

Low

25%

Weed

Moderate

50%

Source:

wetter.com

Pollen forecast

Pollen

What is the pollen count in Portola Hts - 5 Points today?

Index

Moderate

Tree

Low

25%

Grass

Low

25%

Weed

Moderate

50%

Source:

wetter.com

Pollen forecast

History

Historic air quality graph for Portola Hts - 5 Points

31 AQI⁺ US

Good

15:00–16:00 Jun 01

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 Portola Hts - 5 Points, San Mateo County

Worldwide AQI⁺ ranking

Station ranking

Real-time Portola Hts - 5 Points 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