Some households successful Kent and Sussex are inactive without h2o aft a week of disruption.
South East Water said problems were persisting successful the Tunbridge Wells and Staplehurst areas of Kent.
Bottled h2o stations are operating successful Pembury, successful Kent, and Crowborough, East Sussex, until 16:30 GMT connected 24 December.
South East Water said debased h2o unit successful Crawley Down, Turners Hill and Selsfield, West Sussex, was owed to a burst successful the area.
Thousands of homes person been affected since a thaw connected 18 December pursuing freezing weather, which the institution said caused pipes to burst.
Douglas Whitfield, South East Water incidental director, said: "We are continuing to analyse and repair leaks and arsenic soon arsenic they are discovered, making repairs to bring those customers backmost into proviso arsenic rapidly arsenic possible.
"We're inactive urging customers to usage h2o wisely."
Neil Greatorex, from West Hoathly, successful West Sussex said: "Having got our h2o backmost yesterday, we person woken up to nary h2o again, lone present it's Christmas Eve which makes the concern a full batch worse.
"South East Water are present saying the completion clip is 6am tomorrow.
"This concern is present truthful stressful it is earnestly affecting the radical successful our colony and surrounding areas."
Mid Sussex MP Mims Davies tweeted that she had contacted South East Water implicit the persistent problems.
In a connection South East Water said: "We cognize that those who person been without h2o owed to the bursts were disconnected for an unacceptable play and we recognize the interest this has caused, peculiarly successful the tally up to Christmas, and are atrocious to each customers who person been affected.
"The web is continuing to stabilise and erstwhile that's implicit we volition constitute to customers precise soon regarding compensation."
The bottled h2o stations are astatine the Tesco Superstore astatine Woodsgate Corner, Pembury, and Crowborough Beacon Academy connected North Beeches Road, Crowborough.
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