Latest measured levels based on data provided by the Environment Agency

Here you can view the detailed data behind the latest measurement summary displayed on UK-AIR, and also a summary of information that has been displayed over the previous 24 hours. The detailed data tabulated below are from monitoring sites within the AURN. Graphs of hourly monitoring data are also available to view as weekly time series. You can also subscribe to this information as an email alert.

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  • PM10 data is from a FDMS PM10 instrument type unless specified
  • View the legend
  • Pollutant levels recorded for the hour up to 5am Tue 11th Aug 2020

Filter by region:

South West

Latest measured levels based on data provided by the Environment Agency
Monitoring site Running 8 Hour mean Ozone
(µgm-3)
Hourly mean
Nitrogen dioxide
(µgm-3)
Max 15 min mean
Sulphur dioxide
(µgm-3)
Running 24 Hour mean
PM2.5
Particles
(µgm-3)
Running 24 Hour mean
PM10
Particles
(µgm-3)
Last
updated
Barnstaple A39
Timeseries Graph
n/mn/mn/mn/an/a 05/08/2020
21:00:00
Bath A4 Roadside
Timeseries Graph
n/m11 (1 Low)n/mn/mn/m 11/08/2020
05:00:00
Bournemouth
Timeseries Graph
64 (2 Low)7 (1 Low)n/m20 (2 Low)n/m 11/08/2020
05:00:00
Bristol St Paul's
Timeseries Graph
38 (2 Low)13 (1 Low)n/m19 (2 Low)39 (3 Low)
*1
11/08/2020
05:00:00
Bristol Temple Way
Timeseries Graph
n/m11 (1 Low)n/mn/m43 (3 Low)
*1
11/08/2020
05:00:00
Charlton Mackrell
Timeseries Graph
n/a5 (1 Low)n/mn/mn/m 11/08/2020
05:00:00
Christchurch Barrack Road
Timeseries Graph
n/m12 (1 Low)n/m29 (3 Low)n/m 11/08/2020
05:00:00
Exeter Roadside
Timeseries Graph
52 (2 Low)7 (1 Low)n/mn/mn/m 11/08/2020
05:00:00
Honiton
Timeseries Graph
n/m5 (1 Low)n/mn/mn/m 11/08/2020
05:00:00
Plymouth Centre
Timeseries Graph
66 (2 Low)4 (1 Low)n/m17 (2 Low)21 (2 Low) 11/08/2020
05:00:00
Plymouth Tavistock Road
Timeseries Graph
n/m5 (1 Low)n/mn/mn/m 11/08/2020
05:00:00
Saltash Callington Road
Timeseries Graph
n/mn/mn/mn/an/a 07/08/2020
02:00:00
Swindon Walcot
Timeseries Graph
n/m9 (1 Low)n/mn/mn/m 11/08/2020
05:00:00
Yarner Wood
Timeseries Graph
70 (3 Low)2 (1 Low)n/mn/mn/m 11/08/2020
05:00:00

» View the latest regional summary for this region

Legend

  • n/m means that the pollutant is not measured at that site
  • n/a means that no data were recorded for the period
  • *1: measurements are PM10 BAM 1020 heated
  • *2: measurements are PM10 FIDAS