10µm
2.5
µm
 1µm
Relative Sizes
Particulate Matter
Air Quality
Latest measurement from: 22 Oct 2020 06:37 BST  Sensor: Luftdaten #47958

 Index style
Period Particle Concentration Index UK Classification           
latest pm10 25.95 µg/m3 2 Good  
        
latest pm2.5 2.1 µg/m3 1 Good
         

24h pm10 9.82 µg/m3 1 Good
         
24h pm2.5 1.16 µg/m3 1 Good > 1 <2345678910

7d pm10 10.66 µg/m3 1 Good
         
7d pm2.5 3.34 µg/m3 1 Good
         

UK Classification Index pm10 pm2.5 Our measurement values above are real-time values
The health effects should be based on 24 hours average values only.
 Good  1 < 16 µg/m3 < 11 µg/m3 Enjoy your usual outdoor activities
2 < 33 µg/m3 < 23 µg/m3
3 < 50 µg/m3 < 35 µg/m3
 Fair  4 < 58 µg/m3 < 41 µg/m3 Enjoy your usual outdoor activities
Adults and children with lung or heart problems, who experience symptoms, should consider reducing strenuous physical activity, particularly outdoors
5 < 66 µg/m3 < 47 µg/m3
6 < 75 µg/m3 < 53 µg/m3
 Poor  7 < 83 µg/m3 < 58 µg/m3 Anyone experiencing discomfort such as sore eyes, cough or sore throat should consider reducing physical activity, particularly outdoors.

Adults and children with lung problems, and adults with heart problems, should reduce strenuous physical activity, particularly outdoors, and particularly if they experience symptoms.
People with asthma may find they need to use their reliever inhaler more often.
Older people should also reduce physical exertion.
8 < 91 µg/m3 < 64 µg/m3
9 < 100 µg/m3 < 70 µg/m3
 Very poor  10 > 100 µg/m3 > 70 µg/m3 Reduce physical exertion, particularly outdoors, especially if you experience symptoms such as cough or sore throat.
Adults and children with lung problems, adults with heart problems, and older people
should avoid strenuous physical activity.
People with asthma may find they need to use their reliever inhaler more often.
Visit these websites UK Regional Air Quality site & Luftdaten.info where you can find a wealth of information