Air Quality Index

Although values are related to the Defra banding, this is unchecked raw data and may have gaps and inaccuracies.

Band and Index

Low 1Low 2Low 3 Moderate 4Moderate 5Moderate 6 High 7High 8High 9 Very High 10

Current Values

SpeciesAveraging IntervalTime UTC[µg/m3]IndexBand
PM2.5 Particles24 hours21:08 10/12 - 21:08 11/124.961Low
PM10 Particles24 hours21:08 10/12 - 21:08 11/127.361Low
Ozone8 hours13:08 11/12 - 21:08 11/1237.072Low
Nitrogen Dioxide1 hour20:08 11/12 - 21:08 11/128.771Low
Sulphur Dioxide15 mins20:53 11/12 - 21:08 11/12DataNotAvailable

Today and Yesterday

Average for: (UTC) Species [µg/m3]
PM2.5PM10OzoneNO2SO2
10/12/20194.85 6.29 43.38 11.87 N/A
 
0:00 - 1:00 11/12/2019 2.07 3.39 62.81 1.59 N/A
1:00 - 2:00 11/12/2019 2.85 4.30 59.75 3.00 N/A
2:00 - 3:00 11/12/2019 3.65 5.43 58.12 3.18 N/A
3:00 - 4:00 11/12/2019 4.18 6.42 59.39 2.36 N/A
4:00 - 5:00 11/12/2019 4.49 7.20 57.31 2.30 N/A
5:00 - 6:00 11/12/2019 4.48 7.11 56.17 2.30 N/A
6:00 - 7:00 11/12/2019 4.70 7.18 52.88 3.23 N/A
7:00 - 8:00 11/12/2019 4.67 7.29 53.41 4.75 N/A
8:00 - 9:00 11/12/2019 5.05 7.92 45.84 9.27 N/A
9:00 - 10:00 11/12/2019 5.03 7.38 40.87 11.35 N/A
10:00 - 11:00 11/12/2019 5.85 8.35 43.45 11.70 N/A
11:00 - 12:00 11/12/2019 6.09 9.05 45.28 11.34 N/A
12:00 - 13:00 11/12/2019 6.51 9.89 44.86 13.24 N/A
13:00 - 14:00 11/12/2019 7.17 10.63 41.48 15.39 N/A
14:00 - 15:00 11/12/2019 7.44 10.99 38.73 21.02 N/A
15:00 - 16:00 11/12/2019 6.99 10.33 33.28 31.56 N/A
16:00 - 17:00 11/12/2019 8.56 12.98 29.55 35.72 N/A
17:00 - 18:00 11/12/2019 9.51 13.89 28.21 31.65 N/A
18:00 - 19:00 11/12/2019 8.23 11.16 32.26 26.44 N/A
19:00 - 20:00 11/12/2019 4.66 6.02 44.64 14.81 N/A
20:00 - 21:00 11/12/2019 3.00 3.61 47.82 8.49 N/A