Beijing Air Quality: pm2.5

NEW: How did 2015 compare with the previous five years?
Even with a bad November and December Beijing's average dropped from 158 to 142!
5 of the 10 months with the lowest average AQI occured in 2015!

NEWER: Generate your own charts with the new chart page
Want to contact me? Use the new mail form

Get results for ending: Now At: -- at :00
New! Beijing smog forecast from banshirne.com
Next time with good air: Tue 02-28 at 11:00
Next morning with clean air: Wed 03-01
Last updated at 2017-02-26 18:00 EST

More complete forecast information can be found at aqicn.org

Android App! My (un)employment situation has given me both time to program my own stuff and an impetus to work on new things to enhance my experience. To learn about Android programming I made an app for displaying the most recent readings on an Android phone. I am not going to release it officially, but will make the debug version available here if anyone cares to download it. You can also preview it online.


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Scale: US China What does this mean?
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Data for previous years can be accessed in csv form from the summary pages

 

Beijing Results from 2008-04-08 16:00 to 2017-02-27 07:00

Hours: 77920 Readings: 71835 Average: 153.85 High: 826 Low: 0

Summary
< 0 (no reading)
7.81% (6085)

< 50 (Good)
7.80% (6081)

< 100 (Moderate)
20.36% (15861)

< 150 (Heavy)
11.85% (9230)

< 200 (Unhealthy)
34.08% (26554)

< 300 (Very unhealthy)
12.32% (9601)

< 500 (Hazardous)
5.48% (4271)

< 9999 (Crazy bad)
0.30% (237)