London Borough of Hillingdon

Use the tabs below to explore information about the current and historic air pollution levels in this local authority. You can select another local authority using the dropdown menu. 
Fullscreen Map Centre map on LA

Use the map above to explore the monitoring sites in for this local authority and the surrounding area. The table below shows a summary of sites within this local authority - you can click on the site names to get more detailed information.

Active local authority funded monitoring sites

Monitoring Site Ozone
(O3)
Nitrogen Dioxide
(NO2)
Sulphur Dioxide
(SO2)
Particulate Matter
(PM2.5)
Particulate Matter
(PM10)
Highest Pollution Band Last Updated
Heathrow Green Gates n/m13 (1 Low)n/m8 (1 Low)10 (1 Low) Low
(Index 1)
13/12/2017
05:00
Heathrow LHR2 n/m14 (1 Low)n/m9 (1 Low)11 (1 Low) Low
(Index 1)
13/12/2017
04:00
Heathrow Oaks Road n/m6 (1 Low)n/m11 (1 Low)13 (1 Low) Low
(Index 1)
13/12/2017
05:00
Hillingdon 1 - South Ruislip n/m10 (1 Low)n/mn/m15 (1 Low) Low
(Index 1)
13/12/2017
05:00
Hillingdon Sipson n/m8 (1 Low)n/mn/mn/m Low
(Index 1)
13/12/2017
02:00
London Hillingdon Harmondsworth n/m17 (1 Low)n/mn/m12 (1 Low) Low
(Index 1)
08/12/2017
23:00
London Hillingdon Harmondsworth Os n/mn/mn/m4 (1 Low)7 (1 Low) Low
(Index 1)
13/12/2017
01:00
London Hillingdon Hayes n/m13 (1 Low)n/mn/m23 (2 Low) Low
(Index 2)
13/12/2017
03:00
London Hillingdon Oxford Avenue n/m-16 n/mn/m22 (2 Low) Low
(Index 2)
13/12/2017
04:00
London Harlington 44 (2 Low)2 (1 Low)n/m10 (1 Low)12 (1 Low) Low
(Index 2)
13/12/2017
05:00
London Hillingdon 21 (1 Low)28 (1 Low)n/mn/mn/m Low
(Index 1)
13/12/2017
04:00

» Visit the Defra UK-AIR website for details of Defra funded AURN monitoring sites

Closed local authority funded monitoring sites

The following monitoring sites are no longer active in this local authority, but you can still access information about them by clicking on their names below.

Monitoring Site Date Ended
Hillingdon 2 - Hillingdon Hospital [Closed] (HI2) 30/09/2011
Overall Pollution Summary:
LOW ( Index 2)
Very High 10
High 9
  8
  7
Moderate 6
  5
  4
Low 3
  2
  1

Guide to map markers: Markers legend: square markers show LA sites, round markers show AURN

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