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South West Observatory






SW Observatory Environment module

Air quality maps and graphs

Number of days with poor air quality in the South West 1987 - 2006

Number of days with poor air quality 1987 - 2006

Source: Defra & Netcen (2007)

Ozone - days exceeding maximum 8 hour running mean in the South West with national comparison 1987 - 2005

Ozone levels 1988 - 2006

Source: Netcen & Defra (2007)

Air quality monitoring sites in the South West: Bristol Somerton Plymouth Yarner Wood

Map showing air quality monitoring sites in the South West

Source: Air Quality Archive