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Air Quality

There are several locations in Chideock where where the annual mean objective for nitrogen dioxide (NO2) exceeds the legal limit of 40µg per cubic metre of air. 

An Air Quality Management Area was declared for Chideock in May 2007 (

The area covered was reduced in 2012.

Further information can be found at

Current Air Quality Management Area Current Air Quality Management Area

Air Quality monitoring is the responsibility of West Dorset District Council, who have to submit annual reports to the Department for Environment Food & Rural Affairs (Defra). Links to these reports can be found at

Nitrogen dioxide (NO2) is monitored by diffusion tubes at various locations along Main Street and Chideock Hill, which are collected and analysed monthly. 

Diffusion tube data from 2005 to date can be found at