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Air quality near 18th Street, Boulder

Air quality index (AQI⁺) and PM2.5 air pollution near 18th Street, Boulder • 242 Followers • 22:00, Jun 06 Local time

Data source: PurpleAir

Milliken AQI Alert nearby

View alert

US AQI⁺

Good

Main pollutant:

PM2.5

3.7 µg/m³

24°

3 km/h

49 %

Data source: PurpleAir

Hourly forecast

18th Street, Boulder air quality index (AQI⁺) forecast

Now

24°

km/h

49%

23:00

22°

km/h

48%

Sun

00:00

21°

km/h

52%

01:00

22°

km/h

34%

02:00

23°

km/h

22%

03:00

22°

km/h

29%

04:00

19°

km/h

43%

05:00

17°

km/h

65%

06:00

15°

km/h

89%

07:00

17°

km/h

77%

08:00

20°

km/h

56%

09:00

23°

km/h

39%

10:00

26°

km/h

31%

11:00

29°

km/h

19%

12:00

30°

km/h

13%

13:00

31°

km/h

12%

14:00

31°

km/h

12%

15:00

31°

km/h

12%

16:00

31°

km/h

12%

17:00

31°

km/h

12%

18:00

31°

km/h

11%

19:00

30°

km/h

14%

20:00

29°

km/h

17%

21:00

28°

km/h

24%

22:00

26°

km/h

27%

23:00

24°

km/h

27%

Mon

00:00

23°

km/h

30%

01:00

20°

km/h

48%

02:00

19°

km/h

45%

03:00

18°

km/h

52%

04:00

19°

km/h

49%

05:00

19°

km/h

48%

06:00

17°

km/h

51%

07:00

16°

km/h

58%

08:00

16°

km/h

64%

09:00

17°

km/h

62%

10:00

18°

km/h

58%

11:00

20°

km/h

52%

12:00

22°

km/h

47%

13:00

24°

km/h

40%

14:00

26°

km/h

34%

15:00

27°

km/h

31%

16:00

28°

km/h

31%

17:00

90%

24°

km/h

42%

18:00

25°

km/h

32%

19:00

28°

km/h

16%

20:00

23°

km/h

24%

21:00

21°

km/h

25%

22:00

20°

km/h

26%

23:00

20°

km/h

22%

Tue

00:00

19°

km/h

19%

01:00

19°

km/h

19%

02:00

20°

km/h

20%

03:00

18°

km/h

19%

04:00

17°

km/h

18%

05:00

16°

km/h

19%

06:00

17°

km/h

20%

07:00

19°

km/h

19%

08:00

22°

km/h

17%

09:00

25°

km/h

14%

10:00

28°

km/h

11:00

30°

km/h

12:00

32°

km/h

13:00

33°

km/h

14:00

33°

km/h

15:00

33°

km/h

16:00

33°

km/h

17:00

32°

km/h

18:00

32°

km/h

19:00

28°

km/h

10%

20:00

25°

km/h

13%

21:00

23°

km/h

16%

Daily forecast

18th Street, Boulder air quality index (AQI⁺) forecast

Today

31°

15°

km/h

28%

Sun

28°

16°

km/h

41%

Mon

33°

17°

km/h

11%

Air pollutants

What is the current air quality near 18th Street?

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 18th Street, Boulder air pollution map

Pollen

What is the pollen count in 18th Street today?

Index

Moderate

Tree

Low

25%

Grass

Moderate

50%

Weed

Moderate

50%

Source:

wetter.com

Pollen forecast

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Pollen

What is the pollen count in 18th Street today?

Index

Moderate

Tree

Low

25%

Grass

Moderate

50%

Weed

Moderate

50%

Source:

wetter.com

Pollen forecast

History

Historic air quality graph for 18th Street

21 AQI⁺ US

Good

21:00–22:00 Jun 06 Local time

AQI⁺ US

Measure your own air quality

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Most polluted locations near 18th Street, Boulder

Worldwide AQI⁺ ranking

Station ranking

Real-time 18th Street AQI⁺ station ranking

#	Stations	AQI⁺ US
1	1066 Berea Dr	39
2	Boulder Reservoir	38
3	10th Street	28
4	1491 High St	28
5	717 Evergreen Boulder	28
6	Bean Mountain Lane	28
7	285 Vail Cir	27
8	650 S 40th St	24
9	Boulder - CU - 2102 Athens St.	24
10	18th Street	21

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	El Paso, Texas	86
2	Baton Rouge, Louisiana	84
3	Brawley, California	84
4	Crow Wing County, Minnesota	79
5	Duchesne County, Utah	76
6	Gilmer, West Virginia	71
7	New Braunfels, Texas	69
8	Falmouth, Massachusetts	68
9	Pahrump, Nevada	68
10	Stafford, Virginia	67