Hertfordshire and Bedfordshire Monitoring Data
Downside Primary School (Chaul Lane) (scsbgx656)
Date Started: 17/11/2021
Environment: Urban Traffic
This monitoring site data was last updated: 16/01/2022 10:00
|PM10 particulate matter (Hourly measured)||Low (Index 2)||17 µg/m3||24 Hour mean|
|PM2.5 particulate matter (Hourly measured)||Low (Index 2)||14 µg/m3||24 Hour mean|
|Nitrogen dioxide (NO2)||Low (Index 1)||27 µg/m3||hourly mean|
|PM1 Particulates (PM1)||No Data||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.
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