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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 • 8 Followers • 09:00, May 14 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

3.9 µg/m³

24°

1 km/h

25 %

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

Hourly forecast

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

Now

24°

km/h

25%

12:00

26°

km/h

17%

13:00

27°

km/h

13%

14:00

28°

km/h

14%

15:00

28°

km/h

16%

16:00

28°

km/h

16%

17:00

27°

km/h

17%

18:00

27°

km/h

17%

19:00

26°

km/h

18%

20:00

24°

km/h

22%

21:00

23°

km/h

23%

22:00

21°

km/h

25%

23:00

20°

km/h

35%

Fri

00:00

18°

km/h

28%

01:00

17°

km/h

25%

02:00

16°

km/h

32%

03:00

16°

km/h

33%

04:00

16°

km/h

34%

05:00

15°

km/h

34%

06:00

15°

km/h

36%

07:00

15°

km/h

29%

08:00

18°

km/h

24%

09:00

20°

km/h

12%

10:00

21°

km/h

12%

11:00

22°

km/h

13%

12:00

23°

km/h

12%

13:00

24°

km/h

13%

14:00

25°

km/h

13%

15:00

25°

km/h

14%

16:00

25°

km/h

14%

17:00

25°

km/h

15%

18:00

25°

km/h

17%

19:00

24°

km/h

18%

20:00

22°

km/h

26%

21:00

21°

km/h

31%

22:00

20°

km/h

33%

23:00

20°

km/h

28%

Sat

00:00

20°

km/h

27%

01:00

20°

km/h

24%

02:00

18°

km/h

29%

03:00

18°

km/h

30%

04:00

17°

km/h

36%

05:00

15°

km/h

39%

06:00

14°

km/h

31%

07:00

15°

km/h

37%

08:00

17°

km/h

30%

09:00

19°

km/h

26%

10:00

19°

km/h

25%

11:00

19°

km/h

23%

12:00

22°

km/h

23%

13:00

22°

km/h

23%

14:00

22°

km/h

22%

15:00

21°

km/h

26%

16:00

21°

km/h

25%

17:00

80%

15°

km/h

75%

18:00

16°

km/h

59%

19:00

16°

km/h

59%

20:00

15°

km/h

72%

21:00

13°

km/h

74%

22:00

14°

km/h

74%

23:00

13°

km/h

74%

Sun

00:00

12°

km/h

75%

01:00

11°

km/h

83%

02:00

80%

11°

km/h

82%

03:00

10°

km/h

83%

04:00

10°

km/h

87%

05:00

9°

km/h

87%

06:00

9°

km/h

86%

07:00

12°

km/h

77%

08:00

14°

km/h

69%

09:00

16°

km/h

63%

10:00

18°

km/h

54%

Daily forecast

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

Today

28°

17°

km/h

23%

Fri

25°

15°

km/h

19%

Sat

22°

13°

km/h

41%

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

Low

Tree Low	25%
Grass None	0%
Weed None	0%

Source:

wetter.com

Pollen forecast

Protect yourself from air pollution in 650 S 40th St

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Air Quality Monitors

Pollen

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

Index

Low

Tree Low	25%
Grass None	0%
Weed None	0%

Source:

wetter.com

Pollen forecast

History

Historic air quality graph for 650 S 40th St

22 AQI⁺ US

Good

08:00–09:00 May 14 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 - CU - 2102 Athens St.	43
2	1066 Berea Dr	42
3	5771-5701 Valmont Rd	38
4	1491 High St	34
5	285 Vail Cir	33
6	717 Evergreen Boulder	33
7	10th Street	32
8	Bean Mountain Lane	29
9	18th Street	24
10	650 S 40th St	22

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	Maricopa County, Arizona	94
2	Bismarck, North Dakota	85
3	Buckeye, Arizona	84
4	Pinal County, Arizona	84
5	Pahrump, Nevada	75
6	El Paso, Texas	74
7	Jurupa Valley, California	64
8	Highland, California	63
9	Palm Desert, California	63
10	Beaumont, California	62