AURN Monitoring Site Monitoring Data
Birmingham A4540 Roadside (BIRR, an AURN site)
Date Started: 09/09/2016
Inlet Height: 2.5 metres
This monitoring site data was last updated: 22/01/2021 19:00
|Nitrogen dioxide (NO2)||Low (Index 2)||73 µg/m3||hourly mean|
|Ozone (O3)||Low (Index 1)||30 µg/m3||8 Hour mean|
|PM10 particulate matter (Hourly measured)||Low (Index 1)||13 µg/m3 (FIDAS)||24 Hour mean|
|PM2.5 particulate matter (Hourly measured)||Low (Index 1)||5 µg/m3 (Ref.eq)||24 Hour mean|
|Nitric oxide (NO)||not applicable||42 µg/m3||hourly mean|
|Nitrogen oxides as nitrogen dioxide (NOx as NO2)||not applicable||137 µg/m3||hourly mean|
Note: Values are based on provisional data. Data are GMT hour ending.
PM10 is measured as a running 24 hour mean, up to the current hour, and the band/index is calculated accordingly.
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