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Air quality near 331-379 US-20, Waltham

Air quality index (AQI⁺) and PM2.5 air pollution near 331-379 US-20, Waltham • 5 Followers • 16:00, Jun 04

Data source: PurpleAir

Milford AQI Alert nearby

View alert

US AQI⁺

Good

Main pollutant:

PM2.5

8.2 µg/m³

31°

15 km/h

30 %

Data source: PurpleAir

Hourly forecast

331-379 US-20, Waltham air quality index (AQI⁺) forecast

Now

31°

km/h

30%

17:00

30°

km/h

30%

18:00

30°

km/h

33%

19:00

29°

km/h

38%

20:00

26°

km/h

48%

21:00

25°

km/h

57%

22:00

23°

km/h

64%

23:00

22°

km/h

64%

Fri

00:00

22°

km/h

63%

01:00

21°

km/h

57%

02:00

21°

km/h

51%

03:00

20°

km/h

50%

04:00

20°

km/h

54%

05:00

19°

km/h

57%

06:00

18°

km/h

62%

07:00

20°

km/h

59%

08:00

22°

km/h

53%

09:00

25°

km/h

48%

10:00

27°

km/h

43%

11:00

28°

km/h

37%

12:00

29°

km/h

35%

13:00

29°

km/h

32%

14:00

30°

km/h

32%

15:00

30°

km/h

33%

16:00

30°

km/h

35%

17:00

30°

km/h

36%

18:00

29°

km/h

36%

19:00

29°

km/h

38%

20:00

28°

km/h

41%

21:00

27°

km/h

41%

22:00

26°

km/h

43%

23:00

24°

km/h

50%

Sat

00:00

23°

km/h

56%

01:00

22°

km/h

58%

02:00

22°

km/h

61%

03:00

21°

km/h

63%

04:00

20°

km/h

67%

05:00

19°

km/h

70%

06:00

19°

km/h

72%

07:00

21°

km/h

67%

08:00

23°

km/h

61%

09:00

26°

km/h

56%

10:00

28°

km/h

51%

11:00

29°

km/h

46%

12:00

30°

km/h

45%

13:00

30°

km/h

44%

14:00

31°

km/h

41%

15:00

30°

km/h

44%

16:00

29°

km/h

53%

17:00

28°

km/h

57%

18:00

27°

km/h

65%

19:00

26°

km/h

62%

20:00

25°

km/h

64%

21:00

90%

22°

km/h

79%

22:00

90%

20°

km/h

95%

23:00

90%

19°

km/h

94%

Sun

00:00

18°

km/h

95%

01:00

18°

km/h

96%

02:00

18°

km/h

96%

03:00

18°

km/h

94%

04:00

18°

km/h

94%

05:00

18°

km/h

94%

06:00

19°

km/h

95%

07:00

20°

km/h

92%

08:00

22°

km/h

75%

09:00

23°

km/h

67%

10:00

24°

km/h

60%

11:00

80%

24°

km/h

62%

12:00

26°

km/h

51%

13:00

27°

km/h

41%

14:00

25°

km/h

49%

15:00

25°

km/h

48%

Daily forecast

331-379 US-20, Waltham air quality index (AQI⁺) forecast

Today

31°

16°

km/h

44%

Fri

30°

18°

km/h

42%

Sat

31°

19°

km/h

59%

Air pollutants

What is the current air quality near 331-379 US-20?

PM2.5 concentration is currently 1.6 times the World Health Organization annual PM2.5 guideline value.

Health recommendations

Enjoy outdoor activities

Open your windows to bring clean, fresh air indoors

Get a monitor

Real-time 331-379 US-20, Waltham air pollution map

Pollen

What is the pollen count in 331-379 US-20 today?

Index

Moderate

Tree

Moderate

50%

Grass

Moderate

50%

Weed

Low

25%

Source:

wetter.com

Pollen forecast

Protect yourself from air pollution in 331-379 US-20

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Air Quality Monitors

Pollen

What is the pollen count in 331-379 US-20 today?

Index

Moderate

Tree

Moderate

50%

Grass

Moderate

50%

Weed

Low

25%

Source:

wetter.com

Pollen forecast

History

Historic air quality graph for 331-379 US-20

46 AQI⁺ US

Good

15:00–16:00 Jun 04

AQI⁺ US

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Most polluted locations near 331-379 US-20, Waltham

Worldwide AQI⁺ ranking

Station ranking

Real-time 331-379 US-20 AQI⁺ station ranking

#	Stations	AQI⁺ US
1	331-379 US-20	46
2	Moody St near the river	43

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	East Los Angeles, California	77
2	Stafford, Virginia	77
3	Jurupa Valley, California	76
4	Pinal County, Arizona	75
5	West Hollywood, California	74
6	Florence-Graham, California	72
7	Glendora, California	72
8	Glendale, California	71
9	Huntington Park, California	71
10	Los Angeles, California	71