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Air quality near Ralston Road, Redwood City

Air quality index (AQI⁺) and PM2.5 air pollution near Ralston Road, Redwood City • 2 Followers • 09:00, Apr 17 Local time

Data source: PurpleAir

US AQI⁺

Good

Main pollutant:

PM2.5

4.3 µg/m³

12°

21 km/h

38 %

Data source: PurpleAir

Hourly forecast

Ralston Road, Redwood City air quality index (AQI⁺) forecast

Now

12°

km/h

38%

10:00

14°

km/h

34%

11:00

15°

km/h

32%

12:00

17°

km/h

30%

13:00

18°

km/h

30%

14:00

17°

km/h

41%

15:00

17°

km/h

51%

16:00

15°

km/h

52%

17:00

15°

km/h

67%

18:00

14°

km/h

70%

19:00

12°

km/h

76%

20:00

11°

km/h

83%

21:00

10°

km/h

99%

22:00

10°

km/h

99%

23:00

10°

km/h

99%

Sat

00:00

10°

km/h

99%

01:00

9°

km/h

99%

02:00

10°

km/h

84%

03:00

10°

km/h

97%

04:00

9°

km/h

100%

05:00

10°

km/h

80%

06:00

10°

km/h

67%

07:00

11°

km/h

60%

08:00

12°

km/h

66%

09:00

14°

km/h

65%

10:00

16°

km/h

69%

11:00

17°

km/h

61%

12:00

18°

km/h

61%

13:00

18°

km/h

60%

14:00

18°

km/h

59%

15:00

18°

km/h

57%

16:00

18°

km/h

57%

17:00

17°

km/h

62%

18:00

16°

km/h

66%

19:00

14°

km/h

76%

20:00

13°

km/h

66%

21:00

13°

km/h

65%

22:00

12°

km/h

75%

23:00

12°

km/h

72%

Sun

00:00

13°

km/h

62%

01:00

12°

km/h

61%

02:00

12°

km/h

61%

03:00

12°

km/h

58%

04:00

11°

km/h

65%

05:00

9°

km/h

90%

06:00

10°

km/h

77%

07:00

11°

km/h

81%

08:00

12°

km/h

74%

09:00

14°

km/h

58%

10:00

16°

km/h

49%

11:00

18°

km/h

42%

12:00

18°

km/h

47%

13:00

18°

km/h

48%

14:00

18°

km/h

45%

15:00

17°

km/h

45%

16:00

17°

km/h

42%

17:00

16°

km/h

47%

18:00

15°

km/h

55%

19:00

13°

km/h

67%

20:00

12°

km/h

76%

21:00

11°

km/h

77%

22:00

10°

km/h

69%

23:00

10°

km/h

64%

Mon

00:00

10°

km/h

67%

01:00

10°

km/h

77%

02:00

10°

km/h

84%

03:00

10°

km/h

83%

04:00

10°

km/h

81%

05:00

10°

km/h

80%

06:00

9°

km/h

81%

07:00

10°

km/h

75%

08:00

13°

km/h

58%

Daily forecast

Ralston Road, Redwood City air quality index (AQI⁺) forecast

Today

18°

10°

km/h

54%

Sat

18°

10°

km/h

64%

Sun

18°

10°

km/h

59%

Air pollutants

What is the current air quality near Ralston 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 Ralston Road, Redwood City air pollution map

Pollen

What is the pollen count in Ralston Road today?

Index

Low

Tree Low	25%
Grass Low	25%
Weed Low	25%

Source:

wetter.com

Pollen forecast

Pollen

What is the pollen count in Ralston Road today?

Index

Low

Tree Low	25%
Grass Low	25%
Weed Low	25%

Source:

wetter.com

Pollen forecast

History

Historic air quality graph for Ralston Road

24 AQI⁺ US

Good

08:00–09:00 Apr 17 Local time

AQI⁺ US

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Most polluted locations near Ralston Road, Redwood City

Worldwide AQI⁺ ranking

Station ranking

Real-time Ralston Road AQI⁺ station ranking

#	Stations	AQI⁺ US
1	299-247 Grand St	24
2	125 Elwood Street	23
3	Bair Island	23
4	Arch Street	20
5	1617 Anamor Street	19
6	856 Chesterton	18
7	18th Avenue RWC	17
8	29 Barcelona Circle	16
9	839 Arlington Rd	12
10	Alexander Avenue	11

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