And there's a change in the air

Air Quality Monitoring Station: London Harlington

Location ID: UKA00472 / GB0837A

Environment Type: Urban Industrial

Defra Region: London

Location: London

Notes: The monitoring station is located within a self contained air conditioned housing in the grounds of Imperial College Sports Facility in Harlington, 1 kilometre north of the Heathrow Airport perimetre road. The nearest road is a minor road located approximately 10 metres from the station. The M4 motorway is located approximately 800 metres from the station. The surrounding area is comprised of open fields and residential dwellings.

Measurements taken at this site:
Running 8 Hour mean Ozone (µgm-3)
Hourly mean Nitrogen dioxide (µgm-3)
Running 24 Hour mean PM2.5 Particles (µgm-3)
Running 24 Hour mean PM10 Particles (µgm-3)

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Most recent measurements

Latest data at the top. "n/a" means no measurement was taken in that time period.

DateTime Running 8 Hour mean Ozone
(µgm-3)
Hourly mean Nitrogen dioxide
(µgm-3)
Running 24 Hour mean PM2.5 Particles
(µgm-3)
Running 24 Hour mean PM10 Particles
(µgm-3)
ValueLevelValueLevelValueLevelValueLevel
2018-05-2218:00:00873 Lown/a122 Low242 Low*3
2018-05-2217:00:00843 Lown/a132 Low242 Low*3
2018-05-2216:00:00793 Lown/a132 Low242 Low*3
2018-05-2215:00:00753 Lown/a132 Low252 Low*3
2018-05-2214:00:00713 Lown/a132 Low242 Low*3
2018-05-2213:00:00683 Lown/a132 Low242 Low*3
2018-05-2212:00:00673 Lown/a132 Low242 Low*3
2018-05-2211:00:00652 Lown/a132 Low242 Low*3
2018-05-2210:00:00632 Lown/a132 Low242 Low*3
2018-05-2209:00:00622 Lown/a142 Low242 Low*3
2018-05-2208:00:00632 Lown/a142 Low262 Low*3
2018-05-2207:00:00632 Lown/a152 Low272 Low*3
2018-05-2206:00:00642 Lown/a152 Low272 Low*3
2018-05-2205:00:00632 Lown/a162 Low272 Low*3
2018-05-2204:00:00632 Lown/a162 Low272 Low*3
2018-05-2203:00:00n/an/a172 Low282 Low*3

© 2018 Crown copyright Defra via uk-air.defra.gov.uk, licenced under the Open Government Licence (OGL).