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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 • 19:00, Jun 03 Local time

Data source: PurpleAir

Milliken AQI Alert nearby

View alert

US AQI⁺

Good

Main pollutant:

PM2.5

4.2 µg/m³

20°

3 km/h

58 %

Data source: PurpleAir

Hourly forecast

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

Now

20°

km/h

58%

21:00

19°

km/h

66%

22:00

19°

km/h

59%

23:00

19°

km/h

54%

Thu

00:00

18°

km/h

57%

01:00

16°

km/h

74%

02:00

16°

km/h

67%

03:00

17°

km/h

51%

04:00

17°

km/h

40%

05:00

16°

km/h

42%

06:00

16°

km/h

47%

07:00

16°

km/h

50%

08:00

19°

km/h

44%

09:00

21°

km/h

44%

10:00

23°

km/h

36%

11:00

26°

km/h

26%

12:00

28°

km/h

22%

13:00

29°

km/h

19%

14:00

29°

km/h

18%

15:00

30°

km/h

17%

16:00

27°

km/h

22%

17:00

28°

km/h

23%

18:00

27°

km/h

25%

19:00

28°

km/h

26%

20:00

27°

km/h

29%

21:00

26°

km/h

27%

22:00

24°

km/h

32%

23:00

23°

km/h

31%

Fri

00:00

22°

km/h

32%

01:00

22°

km/h

30%

02:00

21°

km/h

30%

03:00

21°

km/h

29%

04:00

20°

km/h

32%

05:00

20°

km/h

32%

06:00

19°

km/h

33%

07:00

20°

km/h

30%

08:00

22°

km/h

34%

09:00

22°

km/h

36%

10:00

24°

km/h

29%

11:00

26°

km/h

26%

12:00

27°

km/h

24%

13:00

29°

km/h

23%

14:00

30°

km/h

22%

15:00

30°

km/h

21%

16:00

30°

km/h

21%

17:00

30°

km/h

22%

18:00

29°

km/h

24%

19:00

27°

km/h

21%

20:00

23°

km/h

28%

21:00

21°

km/h

36%

22:00

20°

km/h

38%

23:00

19°

km/h

42%

Sat

00:00

19°

km/h

43%

01:00

18°

km/h

44%

02:00

18°

km/h

44%

03:00

17°

km/h

47%

04:00

17°

km/h

45%

05:00

17°

km/h

39%

06:00

17°

km/h

40%

07:00

20°

km/h

30%

08:00

24°

km/h

26%

09:00

26°

km/h

24%

10:00

27°

km/h

22%

11:00

28°

km/h

19%

12:00

30°

km/h

15%

13:00

32°

km/h

11%

14:00

33°

km/h

10%

15:00

33°

km/h

10%

16:00

30°

km/h

14%

17:00

20°

km/h

46%

18:00

19°

km/h

47%

19:00

22°

km/h

37%

Daily forecast

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

Today

30°

16°

km/h

30%

Thu

30°

19°

km/h

28%

Fri

33°

17°

km/h

29%

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

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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

Protect yourself from air pollution in 18th Street

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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

18:00–19:00 Jun 03 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	43
2	Bean Mountain Lane	31
3	1491 High St	27
4	717 Evergreen Boulder	27
5	285 Vail Cir	25
6	1066 Berea Dr	24
7	10th Street	24
8	Chautauqua Heights, Cascade Avenue	24
9	18th Street	23
10	Boulder - CU - 2102 Athens St.	18

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	South Valley, New Mexico	132
2	Redlands, California	83
3	Santa Clarita, California	83
4	Glendora, California	82
5	Sioux Falls, South Dakota	74
6	Palm Springs, California	71
7	San Bernardino County, California	71
8	Apache Junction, Arizona	67
9	Cary, Illinois	65
10	Eau Claire, Wisconsin	62