AURN Monitoring Site Monitoring Data
Blackburn Accrington Road (BLAR, an AURN site)
Latitude: 53.747763
Longitude: -2.452680
Date Started: 12/05/2014
Longitude: -2.452680
Date Started: 12/05/2014
Altitude: 142 metres
Inlet Height: 2.7 metres
Environment: Rural
Inlet Height: 2.7 metres
Environment: Rural
Latest Data
This monitoring site data was last updated: 13/02/2025 10:00
Parameter | Pollution Band | Concentration | Period |
---|---|---|---|
Nitrogen dioxide (NO2) | Low (Index 1) | 25 µg/m3 | hourly mean |
Nitric oxide (NO) | not applicable | 4 µg/m3 | hourly mean |
Nitrogen oxides as nitrogen dioxide (NOx as NO2) | not applicable | 31 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.