Hertfordshire and Bedfordshire 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 Hertfordshire and Bedfordshire

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: 10/08/2019 - 09/08/2020

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
Welwyn Hatfield (HB001) View pie chart 265 57 14 1 0 0 0 0 0 0
Hitchin Stevenage Road (HB002) View pie chart 141 182 24 0 0 0 0 0 0 0
Hitchin Stevenage Road Particulates (HB003) View pie chart 210 133 21 0 0 0 0 0 0 0
Watford Town Hall (HB004) View pie chart 255 102 8 1 0 0 0 0 0 0
London Luton Airport (HB006) View pie chart 265 79 2 0 0 0 0 0 0 0
Luton Dunstable Road East (HB007) View pie chart 207 122 13 0 0 0 0 0 0 0
Hertsmere Borehamwood Roadside (HB009) View pie chart 240 112 12 1 0 0 0 0 0 0
Bedford Lurke Street (HB010) View pie chart 322 44 0 0 0 0 0 0 0 0
Bedford Prebend Street (HB011) View pie chart 303 63 0 0 0 0 0 0 0 0
East Herts Hertford Gascoyne Way (HB012) View pie chart 238 119 9 0 0 0 0 0 0 0
Dacorum Northchurch High Street (HB013) View pie chart 281 72 12 0 1 0 0 0 0 0
Hertsmere Borehamwood Bowling Club (HB014) View pie chart 270 65 10 0 0 0 0 0 0 0
Stevenage St Georges Way (HB015) View pie chart 260 93 12 1 0 0 0 0 0 0
Luton Airport FutureLuToN (LA001) View pie chart 1 161 163 28 6 6 1 0 0 0