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.

  • View the legend
  • Pollutant levels recorded for the hour up to 3pm Fri 22nd Sep 2023

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North West & Merseyside

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
Birkenhead Borough Road
Timeseries Graph
n/m9 (1 Low)n/mn/mn/m 22/09/2023
15:00:00
Blackburn Accrington Road
Timeseries Graph
n/m18 (1 Low)n/mn/mn/m 22/09/2023
15:00:00
Blackburn Audley Park
Timeseries Graph
38 (2 Low)n/mn/m3 (1 Low)5 (1 Low)
*2
22/09/2023
15:00:00
Blackpool Marton
Timeseries Graph
59 (2 Low)3 (1 Low)n/m3 (1 Low)6 (1 Low)
*2
22/09/2023
15:00:00
Bury Whitefield Roadside
Timeseries Graph
n/m13 (1 Low)n/mn/m11 (1 Low)
*1
22/09/2023
15:00:00
Carlisle Morton A595
Timeseries Graph
n/m7 (1 Low)n/m5 (1 Low)8 (1 Low)
*1
22/09/2023
15:00:00
Crewe Coppenhall
Timeseries Graph
41 (2 Low)3 (1 Low)n/m3 (1 Low)6 (1 Low)
*2
22/09/2023
15:00:00
Glazebury
Timeseries Graph
36 (2 Low)1 (1 Low)n/m3 (1 Low)6 (1 Low)
*2
22/09/2023
15:00:00
Liverpool Speke
Timeseries Graph
41 (2 Low)n/an/a3 (1 Low)8 (1 Low)
*1
22/09/2023
15:00:00
Manchester Piccadilly
Timeseries Graph
23 (1 Low)17 (1 Low)1 (1 Low)6 (1 Low)14 (1 Low)
*2
22/09/2023
15:00:00
Manchester Sharston
Timeseries Graph
46 (2 Low)10 (1 Low)n/mn/mn/m 22/09/2023
15:00:00
Preston
Timeseries Graph
37 (2 Low)14 (1 Low)n/m3 (1 Low)6 (1 Low)
*2
22/09/2023
15:00:00
Salford Eccles
Timeseries Graph
31 (1 Low)15 (1 Low)n/m6 (1 Low)11 (1 Low)
*2
22/09/2023
15:00:00
Shaw Crompton Way
Timeseries Graph
n/m26 (1 Low)n/mn/mn/m 22/09/2023
15:00:00
St Helens Linkway
Timeseries Graph
n/m15 (1 Low)n/mn/m12 (1 Low)
*1
22/09/2023
15:00:00
Warrington
Timeseries Graph
n/m5 (1 Low)n/m3 (1 Low)9 (1 Low)
*1
22/09/2023
15:00:00
Widnes Milton Road
Timeseries Graph
n/m17 (1 Low)n/mn/mn/m 22/09/2023
15:00:00
Wigan Centre
Timeseries Graph
39 (2 Low)3 (1 Low)n/m6 (1 Low)9 (1 Low)
*2
22/09/2023
15:00:00
Wirral Tranmere
Timeseries Graph
48 (2 Low)5 (1 Low)n/m3 (1 Low)5 (1 Low)
*2
22/09/2023
15:00:00

» 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
  • *3: measurements are PM10 SEQ 47/50