SINKScore sheet
Independent sustainability scoreDŵr Cymru Welsh Water
Water & Sewerage · Cardiff, United Kingdom
37/100
Below expectationsJoint 9th of 11 in Water & Sewerage
Strongest
- Emissions from its own operations8/10
- Emissions from its supply chain6/10
Weakest
- Whether its emissions are falling1/10
- Its effect on water1/10
Evidence level
Full
Sources
10
Method version
v2.5.12
Date scored
13 October 2026
Scored out of 100 on the same ten questions as every company we score. Every source is listed on the live page. Fees pay for the review, never the result. Scores can go down as well as up.
Live score, reasoning and every source
sinkproject.com/company/dwr-cymru-welsh-waterThis sheet shows the score on the date above. The live page is always current.