Ipswich Borough Council Monitoring Data

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Ipswich St Helens Street (IPS06)

Latitude: 52.056620
Longitude: 1.163918
Date Started: 01/06/2025
Altitude: 15 metres
Inlet Height: 2 metres
Environment: Urban Traffic
Site Comments
Adjacent to Council owned flats on St Helens Street

Latest Data

This monitoring site data was last updated: 25/06/2025 07:00

Parameter Pollution Band Concentration Period
PM10 particulate matter (Hourly measured) Low (Index 1) 7 µg/m3 (FIDAS) 24 Hour mean
PM2.5 particulate matter (Hourly measured) Low (Index 1) 4 µg/m3 (Ref.eq) 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 Ipswich St Helens Street monitoring site