Electricity Consumption in WalesLocal Authorities Ranked

All 22 local authorities in Wales, ranked by electricity consumption. Data: Department for Energy Security and Net Zero (2015-2024), Open Government Licence v3.0.

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RankLocal authorityElectricity Consumption
1Cardiff1k GWh
2Neath Port Talbot1k GWh
3Newport990.544 GWh
4Flintshire880.402 GWh
5Carmarthenshire819.934 GWh
6Swansea801.726 GWh
7Pembrokeshire750.548 GWh
8Wrexham731.644 GWh
9Rhondda Cynon Taf641.985 GWh
10Caerphilly543.215 GWh
11Powys539.728 GWh
12Vale of Glamorgan529.439 GWh
13Bridgend499.49 GWh
14Gwynedd485.123 GWh
15Torfaen362.444 GWh
16Monmouthshire358.65 GWh
17Conwy350.995 GWh
18Denbighshire329.28 GWh
19Ceredigion317.55 GWh
20Isle of Anglesey261.232 GWh
21Blaenau Gwent216.817 GWh
22Merthyr Tydfil179.321 GWh