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September 2021

UK Utilities

Learn how the accessibility of UK Utility websites compare

Top 3 websites for accessibility

More UK Utility websites

How accessibility scores vary across UK Utilities

This is the number of UK Utility websites with each accessibility score.

Average Score over Time UK Utilities

The average score for UK Utility websites over time

Top UK Utility websites for accessibility

These are the highest rated 10 UK Utility websites for accessibility.

Rank Change Organisation Score Change Level A Level AA
1st - Dwr Cymru Welsh Water 82 -1.6
2nd - Severn Trent Water 80 +0.2
3rd - Hafren Dyfrdwy 79 -0.2
4th - EDF Energy 75 -0.3
5th - Thames Water 75 -0.1
6th - Wessex Water 73 +2.4
7th - E.ON 69 +1.3
8th - British Gas 66 +0.3
9th 1 Yorkshire Water 66 +0.9
10th 1 Southern Water 64 -1.5

All other UK Utility websites

Websites not ranked in the top 10 for accessibility are listed here.

Websites that were not tested

These websites were not tested for various reasons.

About these results

Learn how the Silktide Index works.