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.

  • PM10 data is from a FDMS PM10 instrument type unless specified
  • View the legend
  • Pollutant levels recorded for the hour up to 9pm Wed 20th Mar 2019

Filter by region:

Greater London

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
Camden Kerbside
Timeseries Graph
n/m49 (1 Low)n/m9 (1 Low)14 (1 Low) 20/03/2019
21:00
Ealing Horn Lane
Timeseries Graph
n/mn/mn/mn/m33 (2 Low)
*1
20/03/2019
21:00
Haringey Roadside
Timeseries Graph
n/m67 (1 Low)n/mn/mn/m 20/03/2019
21:00
London Bexley
Timeseries Graph
n/m24 (1 Low)n/m11 (1 Low)n/m 20/03/2019
21:00
London Bloomsbury
Timeseries Graph
44 (2 Low)23 (1 Low)3 (1 Low)9 (1 Low)13 (1 Low) 20/03/2019
21:00
London Eltham
Timeseries Graph
48 (2 Low)23 (1 Low)n/m9 (1 Low)n/m 20/03/2019
21:00
London Haringey Priory Park South
Timeseries Graph
45 (2 Low)41 (1 Low)n/mn/mn/m 20/03/2019
21:00
London Harlington
Timeseries Graph
43 (2 Low)57 (1 Low)n/m6 (1 Low)9 (1 Low)
*3
20/03/2019
21:00
London Hillingdon
Timeseries Graph
15 (1 Low)81 (2 Low)n/mn/mn/m 20/03/2019
21:00
London Honor Oak Park
Timeseries Graph
n/mn/mn/m7 (1 Low)11 (1 Low)
*3
20/03/2019
21:00
London Marylebone Road
Timeseries Graph
4 (1 Low)n/a7 (1 Low)17 (2 Low)25 (2 Low) 20/03/2019
21:00
London N. Kensington
Timeseries Graph
48 (2 Low)32 (1 Low)n/a7 (1 Low)11 (1 Low)
*3
20/03/2019
21:00
London Teddington Bushy Park
Timeseries Graph
n/mn/mn/m9 (1 Low)n/m 20/03/2019
21:00
London Westminster
Timeseries Graph
n/m34 (1 Low)n/m10 (1 Low)n/m 20/03/2019
21:00
Southwark A2 Old Kent Road
Timeseries Graph
n/m27 (1 Low)n/mn/m14 (1 Low)
*1
20/03/2019
21:00
Tower Hamlets Roadside
Timeseries Graph
n/mn/an/mn/mn/m 18/03/2019
13:00

» 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 BAM unheated
  • *3: measurements are PM10 FIDAS