Greater London Monitoring Data

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. 

Days in each index band for Greater London

Switch to AURN data

Choose a date period below to view a summary of how many days each site had in each index band.

The number of days in each index band for the following date period is shown below: 02/06/2019 - 01/06/2020

Monitoring site Index 1
Low
Index 2
Low
Index 3
Low
Index 4
Moderate
Index 5
Moderate
Index 6
Moderate
Index 7
High
Index 8
High
Index 9
High
Index 10
Very High
Barnet Tally Ho (BN1) View pie chart 113 238 15 0 0 0 0 0 0 0
Barnet Chalgrove School (BN2) View pie chart 203 159 4 0 0 0 0 0 0 0
Camden - Euston Road (CD009) View pie chart 58 268 36 2 2 0 0 0 0 0
H&F Shepherd's Bush (HF4) View pie chart 28 290 43 5 0 0 0 0 0 0
H&F Hammersmith Town Centre (HF5) View pie chart 2 235 115 8 2 0 0 0 0 0
Hillingdon South Ruislip (HI1) View pie chart 199 155 5 0 0 0 0 0 0 0
Hillingdon Oxford Avenue (HI3) View pie chart 37 290 36 2 1 0 0 0 0 0
Hillingdon Harmondsworth (HIL1) View pie chart 270 93 3 0 0 0 0 0 0 0
Hillingdon Harmondsworth Osiris (HIL4) View pie chart 168 67 1 1 0 0 0 0 0 0
Hillingdon Hayes (HIL5) View pie chart 61 238 52 7 4 1 1 1 1 0
Hounslow Boston Manor Park (HS010) View pie chart 170 89 12 0 1 1 0 0 0 0
Hounslow Cranford (HS2) View pie chart 14 196 92 3 3 4 0 0 0 0
Hounslow Chiswick (HS4) View pie chart 123 211 27 4 1 0 0 0 0 0
Hounslow Brentford (HS5) View pie chart 106 206 38 9 2 2 0 0 0 0
Hounslow Heston (HS6) View pie chart 107 212 27 1 0 0 0 0 0 1
Hounslow Hatton Cross (HS7) View pie chart 179 173 12 1 0 0 0 0 0 0
Hounslow Gunnersbury (HS8) View pie chart 113 230 23 0 0 0 0 0 0 0
Hounslow Feltham (HS9) View pie chart 138 201 22 4 1 0 0 0 0 0
RBKC Cromwell Rd (KC2) View pie chart 251 115 0 0 0 0 0 0 0 0
RBKC Knightsbridge (KC3) View pie chart 139 154 37 6 0 0 0 0 0 0
RBKC Chelsea (KC4) View pie chart 146 206 6 0 0 0 0 0 0 0
RBKC Earls Court Road (KC5) View pie chart 60 245 34 5 2 0 0 0 0 0
Camden - Coopers Lane (KX004) View pie chart 258 61 8 0 0 0 0 0 0 0
Heathrow LHR2 (LHR2) View pie chart 151 202 12 1 0 0 0 0 0 0
Heathrow Bath Road (LHRBR) View pie chart 30 94 2 0 0 0 0 0 0 0
Newham Cam Road (NEW2) View pie chart 217 129 16 4 0 0 0 0 0 0
Newham Wren Close (NEW3) View pie chart 173 166 25 1 1 0 0 0 0 0
Hillingdon Sipson (SIPS) View pie chart 314 50 0 0 0 0 0 0 0 0
Heathrow Green Gates (T55) View pie chart 258 100 7 0 0 0 0 0 0 0
Tower Hamlets - Millwall Park (TH001) View pie chart 15 209 120 12 6 0 0 0 0 0
Tower Hamlets - Victoria Park (TH002) View pie chart 215 123 25 2 1 0 0 0 0 0
Tower Hamlets - Blackwall (TH004) View pie chart 31 263 63 8 1 0 0 0 0 0
Pie chart illustrating the number of days in each band for this monitoring site
Tower Hamlets - Roadside (TH2P) View pie chart 215 74 18 3 0 0 1 0 0 0
Waltham Forest Dawlish Rd (WL1) View pie chart 205 139 19 3 0 0 0 0 0 0
Waltham Forest Crooked Billet (WL4) View pie chart 28 268 60 6 1 0 1 0 0 0
Waltham Forest Leyton (WL5) View pie chart 216 132 16 2 0 0 0 0 0 0