To calculate the cost of supplying services to a potential customer within the Welsh Water supply area, see our published charges for our wholesale services
The Wholesale Charging Rules require each undertaker considering significant changes to its Primary Wholesale Charges, to publish information informing stakeholders of the scope of its proposed changes no later than six months before publishing its Final Wholesale Charges.
Dwr Cymru is not at present considering significant changes to its Primary Wholesale Charges for 2018/2019
The detailed charges can be found below
Wholesale Tariff Document 2017-2018