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Air quality in San Juan County

Air quality index (AQI⁺) and PM2.5 air pollution in San Juan County • 186 Followers • 13:00, May 21 Local time

US AQI⁺

Good

Main pollutant:

PM2.5

3.4 µg/m³

16°

10 km/h

60 %

Hourly forecast

San Juan County air quality index (AQI⁺) forecast

Now

16°

km/h

60%

14:00

17°

km/h

54%

15:00

18°

km/h

52%

16:00

18°

km/h

52%

17:00

18°

km/h

53%

18:00

17°

km/h

60%

19:00

15°

km/h

69%

20:00

13°

km/h

73%

21:00

11°

km/h

83%

22:00

11°

km/h

89%

23:00

11°

km/h

90%

Fri

00:00

11°

km/h

89%

01:00

12°

km/h

87%

02:00

12°

km/h

88%

03:00

10°

km/h

92%

04:00

10°

km/h

93%

05:00

11°

km/h

92%

06:00

11°

km/h

89%

07:00

12°

km/h

86%

08:00

13°

km/h

77%

09:00

14°

km/h

71%

10:00

15°

km/h

68%

11:00

16°

km/h

65%

12:00

17°

km/h

63%

13:00

17°

km/h

61%

14:00

17°

km/h

61%

15:00

17°

km/h

62%

16:00

17°

km/h

64%

17:00

16°

km/h

64%

18:00

16°

km/h

66%

19:00

15°

km/h

73%

20:00

13°

km/h

82%

21:00

12°

km/h

87%

22:00

12°

km/h

86%

23:00

12°

km/h

87%

Sat

00:00

12°

km/h

84%

01:00

12°

km/h

84%

02:00

11°

km/h

85%

03:00

10°

km/h

88%

04:00

10°

km/h

89%

05:00

11°

km/h

90%

06:00

10°

km/h

92%

07:00

11°

km/h

90%

08:00

12°

km/h

82%

09:00

13°

km/h

73%

10:00

14°

km/h

69%

11:00

14°

km/h

68%

12:00

15°

km/h

69%

13:00

15°

km/h

66%

14:00

15°

km/h

65%

15:00

15°

km/h

63%

16:00

14°

km/h

66%

17:00

14°

km/h

73%

18:00

14°

km/h

49%

19:00

13°

km/h

55%

20:00

12°

km/h

59%

21:00

11°

km/h

62%

22:00

11°

km/h

64%

23:00

10°

km/h

71%

Sun

00:00

10°

km/h

73%

01:00

10°

km/h

80%

02:00

10°

km/h

82%

03:00

9°

km/h

85%

04:00

9°

km/h

89%

05:00

9°

km/h

93%

06:00

9°

km/h

92%

07:00

9°

km/h

82%

08:00

10°

km/h

73%

09:00

11°

km/h

64%

10:00

11°

km/h

55%

11:00

11°

km/h

50%

12:00

11°

km/h

47%

Daily forecast

San Juan County air quality index (AQI⁺) forecast

Today

18°

11°

km/h

68%

Fri

17°

11°

km/h

72%

Sat

15°

10°

km/h

68%

Air pollutants

What is the current air quality in San Juan County?

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

Real-time San Juan 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 San Juan County

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Powerful, stylish air purifiers

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Pollen

What is the pollen count in San Juan County today?

Index

Moderate

Tree

None

Grass

Low

25%

Weed

Moderate

50%

Source:

wetter.com

Pollen forecast in San Juan County

Health recommendations

Enjoy outdoor activities

Open your windows to bring clean, fresh air indoors

Get a monitor

Real-time San Juan County air pollution map

Pollen

What is the pollen count in San Juan County today?

Index

Moderate

Tree

None

Grass

Low

25%

Weed

Moderate

50%

Source:

wetter.com

Pollen forecast in San Juan County

Protect yourself from air pollution in San Juan 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 San Juan County

Worldwide AQI⁺ ranking

Station ranking

Real-time AQI⁺ station ranking for stations in San Juan County

#	Stations	AQI⁺ US
1	Hyla Lane	27
2	Carrolls Lane	24
3	Beanhead Farm	23
4	Hooterville Lane	23
5	Elwha Rock Road	21
6	Henry Road	18
7	319-271 Orchard Dr	17
8	Eagle Lake, Orcas Island	17
9	Harmon Ranch Hill Road	14
10	Karen Lane	12

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	Jurupa Valley, California	71
2	Aliso Viejo, California	70
3	Gardena, California	69
4	Oceanside, California	69
5	East Los Angeles, California	67
6	La Crescenta-Montrose, California	66
7	Whittier, California	65
8	La Mirada, California	64
9	Glendale, California	63
10	South Pasadena, California	63

History

Historic air quality graph for San Juan County

18 AQI⁺ US

Good

12:00–13:00 May 21 Local time

AQI⁺ US

History

Historic air quality graph for San Juan County

18 AQI⁺ US

Good

12:00–13:00 May 21 Local time

AQI⁺ US

Most polluted locations near San Juan County

Worldwide AQI⁺ ranking

Station ranking

Real-time AQI⁺ station ranking for stations in San Juan County

#	Stations	AQI⁺ US
1	Hyla Lane	27
2	Carrolls Lane	24
3	Beanhead Farm	23
4	Hooterville Lane	23
5	Elwha Rock Road	21
6	Henry Road	18
7	319-271 Orchard Dr	17
8	Eagle Lake, Orcas Island	17
9	Harmon Ranch Hill Road	14
10	Karen Lane	12

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	Jurupa Valley, California	71
2	Aliso Viejo, California	70
3	Gardena, California	69
4	Oceanside, California	69
5	East Los Angeles, California	67
6	La Crescenta-Montrose, California	66
7	Whittier, California	65
8	La Mirada, California	64
9	Glendale, California	63
10	South Pasadena, California	63