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Air quality in Contra Costa County

Air quality index (AQI⁺) and PM2.5 air pollution in Contra Costa County • 11:00, Jun 20 Local time

US AQI⁺

Good

Main pollutant:

PM2.5

2.5 µg/m³

18°

15 km/h

64 %

Hourly forecast

Contra Costa County air quality index (AQI⁺) forecast

Now

18°

km/h

64%

12:00

20°

km/h

58%

13:00

21°

km/h

55%

14:00

21°

km/h

54%

15:00

21°

km/h

53%

16:00

21°

km/h

53%

17:00

20°

km/h

52%

18:00

19°

km/h

55%

19:00

18°

km/h

58%

20:00

16°

km/h

62%

21:00

14°

km/h

69%

22:00

13°

km/h

75%

23:00

12°

km/h

82%

Sun

00:00

11°

km/h

89%

01:00

11°

km/h

91%

02:00

11°

km/h

92%

03:00

11°

km/h

83%

04:00

11°

km/h

82%

05:00

11°

km/h

82%

06:00

11°

km/h

83%

07:00

12°

km/h

81%

08:00

15°

km/h

72%

09:00

17°

km/h

63%

10:00

20°

km/h

57%

11:00

22°

km/h

51%

12:00

24°

km/h

44%

13:00

26°

km/h

41%

14:00

27°

km/h

40%

15:00

27°

km/h

40%

16:00

26°

km/h

41%

17:00

25°

km/h

43%

18:00

23°

km/h

47%

19:00

21°

km/h

52%

20:00

19°

km/h

59%

21:00

17°

km/h

62%

22:00

17°

km/h

62%

23:00

16°

km/h

62%

Mon

00:00

16°

km/h

61%

01:00

16°

km/h

56%

02:00

15°

km/h

53%

03:00

15°

km/h

56%

04:00

15°

km/h

58%

05:00

15°

km/h

58%

06:00

14°

km/h

60%

07:00

16°

km/h

57%

08:00

18°

km/h

57%

09:00

20°

km/h

50%

10:00

23°

km/h

44%

11:00

25°

km/h

37%

12:00

27°

km/h

30%

13:00

28°

km/h

25%

14:00

29°

km/h

21%

15:00

29°

km/h

20%

16:00

28°

km/h

22%

17:00

26°

km/h

23%

18:00

25°

km/h

33%

19:00

22°

km/h

40%

20:00

19°

km/h

55%

21:00

15°

km/h

79%

22:00

14°

km/h

89%

23:00

13°

km/h

91%

Tue

00:00

12°

km/h

94%

01:00

12°

km/h

95%

02:00

12°

km/h

95%

03:00

11°

km/h

96%

04:00

11°

km/h

96%

05:00

11°

km/h

96%

06:00

11°

km/h

96%

07:00

13°

km/h

85%

08:00

16°

km/h

65%

09:00

20°

km/h

48%

10:00

24°

km/h

35%

Daily forecast

Contra Costa County air quality index (AQI⁺) forecast

Today

21°

12°

km/h

65%

Sun

27°

11°

km/h

55%

Mon

29°

14°

km/h

44%

Air pollutants

What is the current air quality in Contra Costa County?

PM2.5 concentration currently meets the WHO annual PM2.5 guideline.

Real-time Contra Costa County air pollution map

Health recommendations

Enjoy outdoor activities

Open your windows to bring clean, fresh air indoors

Get a monitor

Protect yourself from air pollution in Contra Costa County

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Medical grade air purifiers

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Powerful, stylish air purifiers

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Pollen

What is the pollen count in Contra Costa County today?

Index

Moderate

Tree

Low

25%

Grass

Low

25%

Weed

Moderate

50%

Source:

wetter.com

Pollen forecast in Contra Costa County

Health recommendations

Enjoy outdoor activities

Open your windows to bring clean, fresh air indoors

Get a monitor

Real-time Contra Costa County air pollution map

Pollen

What is the pollen count in Contra Costa County today?

Index

Moderate

Tree

Low

25%

Grass

Low

25%

Weed

Moderate

50%

Source:

wetter.com

Pollen forecast in Contra Costa County

Protect yourself from air pollution in Contra Costa County

SHOP IQAIR PRODUCTS

Monitor the air you breathe

Get accurate AirVisual air quality readings and real-time insights for cleaner air. Monitors that reveal pollution sources, highlight when air purifier use is needed.

AirVisual Series

Medical grade air purifiers

Trusted worldwide, the HealthPro Series uses HyperHEPA technology. Filters ultrafine particles other air purifiers miss, delivering medical-grade protection.

HealthPro Series

Powerful, stylish air purifiers

Compact and powerful, the Atem Series combines Swiss engineering with high-performance air purification, filtering ultrafine particles with HyperHEPA technology.

Atem Series

Most polluted locations near Contra Costa County

Worldwide AQI⁺ ranking

Station ranking

Real-time AQI⁺ station ranking for stations in Contra Costa County

#	Stations	AQI⁺ US
1	Byron Hot Springs Road	17
2	Hossmoor	17
3	Ayers Ranch	16
4	Mitchell Canyon Road	14
5	1115 Bear Creek Rd	13
6	9600 Morgan Territory Rd	13
7	Coachman Place 2	13
8	El Camino Corto	12
9	1960 Marciel Road	11
10	Marsh Creek Road	10

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	Glendale, California	162
2	Burbank, Los Angeles County, California	155
3	La Cañada Flintridge, California	142
4	La Crescenta-Montrose, California	140
5	Altadena, California	95
6	Duchesne, Utah	80
7	West Hollywood, California	78
8	Pasadena, California	77
9	Summit County, Utah	77
10	Eddy County, New Mexico	75

History

Historic air quality graph for Contra Costa County

14 AQI⁺ US

Good

10:00–11:00 Jun 20 Local time

AQI⁺ US

History

Historic air quality graph for Contra Costa County

14 AQI⁺ US

Good

10:00–11:00 Jun 20 Local time

AQI⁺ US

Most polluted locations near Contra Costa County

Worldwide AQI⁺ ranking

Station ranking

Real-time AQI⁺ station ranking for stations in Contra Costa County

#	Stations	AQI⁺ US
1	Byron Hot Springs Road	17
2	Hossmoor	17
3	Ayers Ranch	16
4	Mitchell Canyon Road	14
5	1115 Bear Creek Rd	13
6	9600 Morgan Territory Rd	13
7	Coachman Place 2	13
8	El Camino Corto	12
9	1960 Marciel Road	11
10	Marsh Creek Road	10

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	Glendale, California	162
2	Burbank, Los Angeles County, California	155
3	La Cañada Flintridge, California	142
4	La Crescenta-Montrose, California	140
5	Altadena, California	95
6	Duchesne, Utah	80
7	West Hollywood, California	78
8	Pasadena, California	77
9	Summit County, Utah	77
10	Eddy County, New Mexico	75