AURN Monitoring Site

Preston (PRES, an AURN site)

Latitude: 53.765590
Longitude: -2.680353
Date Started: 06/06/2000
Altitude: 40 metres
Environment: Urban Background

Latest Data

This monitoring site data was last updated: 12/12/2018 09:00

Parameter Pollution Band Concentration Period
PM2.5 particulate matter (Hourly measured) Low (Index 2) 13 µg/m3 (TEOM FDMS) 24 Hour mean
Nitrogen dioxide (NO2) Low (Index 1) 38 µg/m3 hourly mean
Ozone (O3) Low (Index 1) 25 µg/m3 8 Hour mean
Nitric oxide (NO) not applicable 7 µg/m3 hourly mean
Nitrogen oxides as nitrogen dioxide (NOx as NO2) not applicable 49 µg/m3 hourly mean
Non-volatile PM2.5 (Hourly measured) not applicable 9 µg/m3 (TEOM FDMS) 24 Hour mean
Volatile PM2.5 (Hourly measured) not applicable 4 µg/m3 (TEOM FDMS) 24 Hour 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 Preston monitoring site