AURN Monitoring Site Monitoring Data

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Blackburn Accrington Road (BLAR, an AURN site)

Latitude: 53.747763
Longitude: -2.452680
Date Started: 12/05/2014
Altitude: 142 metres
Inlet Height: 2.7 metres
Environment: Rural

Latest Data

This monitoring site data was last updated: 07/12/2025 18:00

Parameter Pollution Band Concentration Period
Nitrogen dioxide (NO2) Low (Index 1) 8 µg/m3 hourly mean
Nitric oxide (NO) not applicable 2 µg/m3 hourly mean
Nitrogen oxides as nitrogen dioxide (NOx as NO2) not applicable 11 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.

Map showing the location of the Blackburn Accrington Road monitoring site