AURN Monitoring Site Monitoring Data

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Borehamwood Meadow Park (BDMP, an AURN site)

Latitude: 51.661229
Longitude: -0.270550
Date Started: 01/10/2017
Altitude: 89 metres

Latest Data

This monitoring site data was last updated: 24/03/2026 03:00

Parameter Pollution Band Concentration Period
PM2.5 particulate matter (Hourly measured) Moderate (Index 4) 36 µg/m3 (Ref.eq) 24 Hour mean
PM10 particulate matter (Hourly measured) Low (Index 3) 46 µg/m3 (FIDAS) 24 Hour mean
Nitrogen dioxide (NO2) Low (Index 1) 8 µg/m3 hourly mean
Nitric oxide (NO) not applicable 0 µg/m3 hourly mean
Nitrogen oxides as nitrogen dioxide (NOx as NO2) not applicable 9 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 Borehamwood Meadow Park monitoring site