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Air quality near 650 S 40th St, Boulder

Air quality index (AQI⁺) and PM2.5 air pollution near 650 S 40th St, Boulder • 9 Followers • 16:00, Jun 05 Local time

Data sources: AirGradient via OpenAQ (Licensed under CC-BY 4.0)

Milliken AQI Alert nearby

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US AQI⁺

Good

Main pollutant:

PM2.5

4.1 µg/m³

30°

8 km/h

20 %

Data sources: AirGradient via OpenAQ (Licensed under CC-BY 4.0)

Hourly forecast

650 S 40th St, Boulder air quality index (AQI⁺) forecast

Now

30°

km/h

20%

18:00

29°

km/h

22%

19:00

29°

km/h

26%

20:00

23°

km/h

45%

21:00

23°

km/h

41%

22:00

23°

km/h

37%

23:00

23°

km/h

33%

Sat

00:00

22°

km/h

37%

01:00

20°

km/h

50%

02:00

17°

km/h

74%

03:00

18°

km/h

60%

04:00

18°

km/h

58%

05:00

18°

km/h

62%

06:00

17°

km/h

68%

07:00

18°

km/h

62%

08:00

19°

km/h

59%

09:00

22°

km/h

51%

10:00

24°

km/h

42%

11:00

26°

km/h

34%

12:00

29°

km/h

30%

13:00

31°

km/h

20%

14:00

32°

km/h

13%

15:00

30°

km/h

26%

16:00

31°

km/h

18%

17:00

27°

km/h

36%

18:00

26°

km/h

34%

19:00

26°

km/h

32%

20:00

25°

km/h

33%

21:00

24°

km/h

35%

22:00

24°

km/h

34%

23:00

23°

km/h

34%

Sun

00:00

22°

km/h

36%

01:00

21°

km/h

44%

02:00

20°

km/h

60%

03:00

20°

km/h

46%

04:00

20°

km/h

30%

05:00

19°

km/h

27%

06:00

19°

km/h

31%

07:00

19°

km/h

39%

08:00

22°

km/h

32%

09:00

25°

km/h

21%

10:00

27°

km/h

19%

11:00

28°

km/h

19%

12:00

30°

km/h

14%

13:00

31°

km/h

13%

14:00

31°

km/h

12%

15:00

32°

km/h

11%

16:00

31°

km/h

10%

17:00

31°

km/h

10%

18:00

31°

km/h

12%

19:00

28°

km/h

13%

20:00

26°

km/h

16%

21:00

23°

km/h

17%

22:00

21°

km/h

19%

23:00

21°

km/h

21%

Mon

00:00

20°

km/h

22%

01:00

19°

km/h

24%

02:00

19°

km/h

27%

03:00

17°

km/h

29%

04:00

17°

km/h

29%

05:00

15°

km/h

31%

06:00

16°

km/h

31%

07:00

19°

km/h

25%

08:00

22°

km/h

23%

09:00

24°

km/h

22%

10:00

26°

km/h

19%

11:00

28°

km/h

15%

12:00

30°

km/h

12%

13:00

31°

km/h

14:00

32°

km/h

15:00

32°

km/h

16:00

32°

km/h

11%

Daily forecast

650 S 40th St, Boulder air quality index (AQI⁺) forecast

Today

30°

19°

km/h

27%

Fri

32°

17°

km/h

37%

Sat

32°

19°

km/h

18%

Air pollutants

What is the current air quality near 650 S 40th St?

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 650 S 40th St, Boulder air pollution map

Pollen

What is the pollen count in 650 S 40th St today?

Index

Moderate

Tree

Low

25%

Grass

Moderate

50%

Weed

Moderate

50%

Source:

wetter.com

Pollen forecast

Protect yourself from air pollution in 650 S 40th St

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Pollen

What is the pollen count in 650 S 40th St today?

Index

Moderate

Tree

Low

25%

Grass

Moderate

50%

Weed

Moderate

50%

Source:

wetter.com

Pollen forecast

History

Historic air quality graph for 650 S 40th St

23 AQI⁺ US

Good

15:00–16:00 Jun 05 Local time

AQI⁺ US

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Most polluted locations near 650 S 40th St, Boulder

Worldwide AQI⁺ ranking

Station ranking

Real-time 650 S 40th St AQI⁺ station ranking

#	Stations	AQI⁺ US
1	Boulder Reservoir	58
2	1066 Berea Dr	52
3	Boulder - CU - 2102 Athens St.	39
4	10th Street	38
5	285 Vail Cir	37
6	717 Evergreen Boulder	37
7	1491 High St	35
8	Bean Mountain Lane	32
9	18th Street	23
10	650 S 40th St	23

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	Catheys Valley, California	98
2	Arlington, Virginia	89
3	Redlands, California	87
4	Crestline, California	82
5	Altadena, California	81
6	Pasadena, California	79
7	Glendora, California	77
8	La Cañada Flintridge, California	77
9	Avenal, California	76
10	Monrovia, California	75