Update 28 June 2022 - Ofwat has opened an enforcement case against a further water and wastewater company, bringing the total number under investigation to six.

Find out the responsibilities of your water company to ensure water supplies and what you can do to conserve its use when there are hosepipe bans or droughts.

Provisional figures show that three quarters of water companies are meeting their leakage targets and some have reduced leakage by more than 10% over the past two years. But there's more to do.