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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 04 Local time

Data source: PurpleAir

Milliken AQI Alert nearby

View alert

US AQI⁺

Good

Main pollutant:

PM2.5

4.2 µg/m³

25°

7 km/h

28 %

Data source: PurpleAir

Hourly forecast

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

Now

25°

km/h

28%

23:00

23°

km/h

31%

Fri

00:00

22°

km/h

33%

01:00

20°

km/h

35%

02:00

20°

km/h

34%

03:00

20°

km/h

32%

04:00

20°

km/h

33%

05:00

19°

km/h

33%

06:00

19°

km/h

33%

07:00

20°

km/h

29%

08:00

21°

km/h

35%

09:00

20°

km/h

39%

10:00

22°

km/h

34%

11:00

24°

km/h

31%

12:00

26°

km/h

29%

13:00

28°

km/h

28%

14:00

29°

km/h

25%

15:00

30°

km/h

23%

16:00

30°

km/h

22%

17:00

30°

km/h

21%

18:00

30°

km/h

22%

19:00

29°

km/h

23%

20:00

28°

km/h

28%

21:00

26°

km/h

42%

22:00

24°

km/h

43%

23:00

23°

km/h

47%

Sat

00:00

23°

km/h

52%

01:00

22°

km/h

52%

02:00

21°

km/h

53%

03:00

21°

km/h

43%

04:00

20°

km/h

39%

05:00

20°

km/h

35%

06:00

20°

km/h

31%

07:00

20°

km/h

33%

08:00

23°

km/h

31%

09:00

24°

km/h

32%

10:00

27°

km/h

28%

11:00

29°

km/h

23%

12:00

31°

km/h

18%

13:00

32°

km/h

13%

14:00

32°

km/h

12%

15:00

33°

km/h

12%

16:00

33°

km/h

12%

17:00

32°

km/h

14%

18:00

29°

km/h

23%

19:00

23°

km/h

29%

20:00

90%

20°

km/h

40%

21:00

90%

20°

km/h

60%

22:00

19°

km/h

65%

23:00

20°

km/h

59%

Sun

00:00

19°

km/h

53%

01:00

18°

km/h

50%

02:00

18°

km/h

49%

03:00

17°

km/h

48%

04:00

17°

km/h

45%

05:00

16°

km/h

41%

06:00

16°

km/h

36%

07:00

19°

km/h

32%

08:00

24°

km/h

22%

09:00

27°

km/h

17%

10:00

29°

km/h

14%

11:00

30°

km/h

11%

12:00

31°

km/h

10%

13:00

32°

km/h

14:00

33°

km/h

15:00

32°

km/h

16:00

29°

km/h

11%

17:00

29°

km/h

11%

18:00

30°

km/h

10%

19:00

29°

km/h

12%

20:00

26°

km/h

16%

21:00

23°

km/h

16%

Daily forecast

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

Today

30°

19°

km/h

30%

Fri

33°

19°

km/h

28%

Sat

33°

16°

km/h

16%

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

Moderate

50%

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

Moderate

50%

Grass

Moderate

50%

Weed

Moderate

50%

Source:

wetter.com

Pollen forecast

History

Historic air quality graph for 18th Street

23 AQI⁺ US

Good

21:00–22:00 Jun 04 Local time

AQI⁺ US

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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	Boulder Reservoir	42
2	1066 Berea Dr	38
3	Bean Mountain Lane	31
4	10th Street	28
5	1491 High St	28
6	285 Vail Cir	28
7	717 Evergreen Boulder	28
8	Chautauqua Heights, Cascade Avenue	28
9	18th Street	23
10	Boulder - CU - 2102 Athens St.	20

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	Crestline, California	73
2	Stafford, Virginia	72
3	Lancaster, California	70
4	Gila, Arizona	68
5	Hesperia, California	67
6	Doña Ana County, New Mexico	66
7	Jurupa Valley, California	66
8	Ozaukee, Wisconsin	66
9	Manitowoc, Wisconsin	65
10	Victorville, California	65