AURN Monitoring Site Monitoring Data

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Stockton-on-Tees A1305 Roadside (SOTR, an AURN site)

Latitude: 54.565819
Longitude: -1.315900
Date Started: 01/05/2015
Altitude: 15 metres
Inlet Height: 3 metres
Environment: Rural

Latest Data

This monitoring site data was last updated: 06/12/2025 04:00

Parameter Pollution Band Concentration Period
Nitrogen dioxide (NO2) Low (Index 1) 4 µg/m3 hourly mean
PM2.5 particulate matter (Hourly measured) Low (Index 1) 3 µg/m3 (BAM) 24 Hour mean
Nitric oxide (NO) not applicable 0 µg/m3 hourly mean
Nitrogen oxides as nitrogen dioxide (NOx as NO2) not applicable 4 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 Stockton-on-Tees A1305 Roadside monitoring site