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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 • 06:00, Jun 01 Local time

Data source: PurpleAir

Milliken AQI Alert nearby

View alert

US AQI⁺

Good

Main pollutant:

PM2.5

2.5 µg/m³

16°

10 km/h

54 %

Data source: PurpleAir

Hourly forecast

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

Now

16°

km/h

54%

09:00

17°

km/h

53%

10:00

19°

km/h

48%

11:00

20°

km/h

43%

12:00

21°

km/h

39%

13:00

22°

km/h

40%

14:00

21°

km/h

43%

15:00

22°

km/h

44%

16:00

23°

km/h

37%

17:00

23°

km/h

40%

18:00

90%

15°

km/h

82%

19:00

18°

km/h

64%

20:00

17°

km/h

74%

21:00

16°

km/h

82%

22:00

16°

km/h

80%

23:00

16°

km/h

84%

Tue

00:00

16°

km/h

90%

01:00

15°

km/h

98%

02:00

13°

km/h

99%

03:00

13°

km/h

99%

04:00

13°

km/h

99%

05:00

12°

km/h

99%

06:00

12°

km/h

98%

07:00

13°

km/h

97%

08:00

14°

km/h

95%

09:00

16°

km/h

75%

10:00

18°

km/h

65%

11:00

20°

km/h

57%

12:00

22°

km/h

50%

13:00

24°

km/h

45%

14:00

90%

22°

km/h

53%

15:00

26°

km/h

30%

16:00

27°

km/h

29%

17:00

90%

19°

km/h

54%

18:00

17°

km/h

82%

19:00

22°

km/h

43%

20:00

80%

19°

km/h

56%

21:00

14°

km/h

80%

22:00

13°

km/h

74%

23:00

14°

km/h

70%

Wed

00:00

15°

km/h

69%

01:00

14°

km/h

72%

02:00

14°

km/h

73%

03:00

13°

km/h

74%

04:00

13°

km/h

75%

05:00

13°

km/h

75%

06:00

13°

km/h

74%

07:00

17°

km/h

65%

08:00

19°

km/h

57%

09:00

20°

km/h

48%

10:00

22°

km/h

41%

11:00

23°

km/h

35%

12:00

24°

km/h

33%

13:00

25°

km/h

30%

14:00

26°

km/h

28%

15:00

26°

km/h

25%

16:00

26°

km/h

24%

17:00

23°

km/h

37%

18:00

20°

km/h

53%

19:00

19°

km/h

53%

20:00

18°

km/h

52%

21:00

17°

km/h

59%

22:00

16°

km/h

64%

23:00

16°

km/h

66%

Thu

00:00

15°

km/h

73%

01:00

14°

km/h

71%

02:00

14°

km/h

64%

03:00

14°

km/h

67%

04:00

14°

km/h

52%

05:00

14°

km/h

47%

06:00

14°

km/h

46%

07:00

17°

km/h

34%

Daily forecast

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

Today

23°

14°

km/h

55%

Tue

27°

12°

km/h

64%

Wed

26°

13°

km/h

46%

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

14 AQI⁺ US

Good

05:00–06:00 Jun 01 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	27
2	1066 Berea Dr	25
3	10th Street	23
4	Bean Mountain Lane	23
5	1491 High St	19
6	285 Vail Cir	19
7	717 Evergreen Boulder	19
8	Boulder - CU - 2102 Athens St.	17
9	Chautauqua Heights, Cascade Avenue	17
10	18th Street	14

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	Avenal, California	173
2	Maricopa County, Arizona	84
3	Little Rock, Arkansas	82
4	Imperial Beach, California	68
5	Aliso Viejo, California	67
6	Altadena, California	64
7	Corona, California	64
8	Burbank, Los Angeles County, California	62
9	Memphis, Tennessee	61
10	Baton Rouge, Louisiana	60