AURN Monitoring Site Monitoring Data

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Cheltenham A40 Gloucester Road (CHGR, an AURN site)

Latitude: 51.896592
Longitude: -2.113747
Date Started: 20/03/2025
Altitude: 51 metres
Inlet Height: 1.4 metres
Environment: Roadside

Latest Data

This monitoring site data was last updated: 24/04/2025 07:00

Parameter Pollution Band Concentration Period
PM2.5 particulate matter (Hourly measured) Low (Index 1) 9 µg/m3 (BAM) 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 Cheltenham A40 Gloucester Road monitoring site