Open Data Bristol

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Air Quality Data Continuous

Historic and live air quality data from Bristol City Council and Defra. NOx data are from chemiluminescent NOx analysers (API T200). Colston Avenue PM10 data are from a BAM 1020 instrument and are corrected to gravimetric. PM10 and PM2.5 data from the Bristol St. Pauls site are from a TEOM instrument. PM10 data from Temple Way are from a BAM instrument. The AQ Mesh PM measurements are indicative only. Hourly observations are shown. BCC data older than the current month have been ratified and corrected in accordance with UK air quality guidance LAQM TG.16. For the ratifaction of Defra data, please refer to the UK-AIR website. Data from the Defra sites are reproduced under © Crown 2019 copyright Defra via, licenced under the Open Government Licence (OGL).

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