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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 • 12:00, May 18 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

2.1 µg/m³

3°

15 km/h

88 %

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

Hourly forecast

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

Now

3°

km/h

88%

15:00

90%

3°

km/h

88%

16:00

50%

4°

km/h

86%

17:00

90%

4°

km/h

87%

18:00

4°

km/h

84%

19:00

3°

km/h

89%

20:00

3°

km/h

88%

21:00

90%

3°

km/h

91%

22:00

3°

km/h

91%

23:00

3°

km/h

88%

Tue

00:00

3°

km/h

84%

01:00

3°

km/h

88%

02:00

90%

3°

km/h

86%

03:00

90%

3°

km/h

89%

04:00

2°

km/h

89%

05:00

90%

3°

km/h

90%

06:00

2°

km/h

92%

07:00

3°

km/h

92%

08:00

3°

km/h

88%

09:00

5°

km/h

77%

10:00

7°

km/h

68%

11:00

7°

km/h

65%

12:00

9°

km/h

61%

13:00

9°

km/h

57%

14:00

9°

km/h

57%

15:00

9°

km/h

57%

16:00

9°

km/h

53%

17:00

90%

9°

km/h

55%

18:00

90%

8°

km/h

64%

19:00

7°

km/h

73%

20:00

90%

8°

km/h

72%

21:00

90%

7°

km/h

77%

22:00

7°

km/h

82%

23:00

90%

7°

km/h

81%

Wed

00:00

90%

7°

km/h

87%

01:00

7°

km/h

90%

02:00

90%

7°

km/h

93%

03:00

7°

km/h

92%

04:00

6°

km/h

93%

05:00

7°

km/h

94%

06:00

7°

km/h

93%

07:00

7°

km/h

87%

08:00

8°

km/h

85%

09:00

9°

km/h

82%

10:00

10°

km/h

75%

11:00

12°

km/h

67%

12:00

13°

km/h

59%

13:00

15°

km/h

51%

14:00

16°

km/h

45%

15:00

15°

km/h

46%

16:00

14°

km/h

49%

17:00

15°

km/h

46%

18:00

14°

km/h

57%

19:00

13°

km/h

68%

20:00

11°

km/h

78%

21:00

9°

km/h

85%

22:00

80%

8°

km/h

93%

23:00

9°

km/h

95%

Thu

00:00

10°

km/h

93%

01:00

10°

km/h

90%

02:00

9°

km/h

89%

03:00

8°

km/h

85%

04:00

7°

km/h

84%

05:00

7°

km/h

81%

06:00

7°

km/h

76%

07:00

9°

km/h

70%

08:00

12°

km/h

61%

09:00

13°

km/h

62%

10:00

15°

km/h

59%

11:00

17°

km/h

51%

12:00

18°

km/h

43%

13:00

19°

km/h

36%

Daily forecast

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

Today

90%

6°

3°

km/h

92%

Tue

9°

2°

km/h

70%

Wed

16°

7°

km/h

69%

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

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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

None

Grass

None

Weed

Low

25%

Source:

wetter.com

Pollen forecast

Protect yourself from air pollution in 650 S 40th St

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Air Purifiers

Face Masks

Air Quality Monitors

Pollen

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

Index

Low

Tree

None

Grass

None

Weed

Low

25%

Source:

wetter.com

Pollen forecast

History

Historic air quality graph for 650 S 40th St

12 AQI⁺ US

Good

11:00–12:00 May 18 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	5771-5701 Valmont Rd	24
2	650 S 40th St	12
3	Aztec Central	12
4	Bean Mountain Lane	11
5	1066 Berea Dr	6
6	Boulder - CU - 2102 Athens St.	6
7	1491 High St	4
8	717 Evergreen Boulder	4
9	10th Street	2
10	285 Vail Cir	1

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	Rapid City, South Dakota	142
2	San Bernardino County, California	108
3	Rancho Palos Verdes, California	103
4	Manhattan Beach, California	101
5	Wichita, Kansas	99
6	Carson, California	91
7	La Mirada, California	90
8	Ponca City, Oklahoma	90
9	Redondo Beach, California	90
10	West Carson, California	89