Lark song and sea sounds in the air

Air Quality Monitoring Station: Chepstow A48

Location ID: UKA00515 / GB0921A

Environment Type: Urban Traffic

Defra Region: Wales

Location: Hardwick Hill Chepstow Chepstow

Notes: The monitoring station is located within a self contained air conditioned housing on the north side of the A48 Newport Road at the junction with Hardwick Hill Lane. The surrounding area is open with residential dwellings.

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

Map loading...

Most recent measurements

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

DateTime Hourly mean Nitrogen dioxide
(µgm-3)
Running 24 Hour mean PM2.5 Particles
(µgm-3)
Running 24 Hour mean PM10 Particles
(µgm-3)
ValueLevelValueLevelValueLevel
2018-10-1610:00:00501 Low101 Low161 Low*1
2018-10-1609:00:00531 Low101 Low151 Low*1
2018-10-1608:00:00541 Low91 Low141 Low*1
2018-10-1607:00:00411 Low91 Low141 Low*1
2018-10-1606:00:00261 Low81 Low131 Low*1
2018-10-1605:00:00261 Low81 Low121 Low*1
2018-10-1604:00:00231 Low81 Low121 Low*1
2018-10-1603:00:00231 Low71 Low111 Low*1
2018-10-1601:00:00161 Low61 Low101 Low*1

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