Burst water main affecting some areas of Flintshire

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Updated: 22:00 10 August 2025

We have refilled the network and restored supplies to those areas affected by the burst water main (Flint, Holywell, Ffynnongroyw, Greenfield, Llanerch y Mor, Mostyn, Oakenholt, Talacre, Whitford and Mancot).

However we are aware of temporary discolouration issues affecting water supplies to households in Connah’s Quay. This has been caused as we have needed to move the water around the network to maintain supplies and will be temporary.

We are contacting those customers on our Priority Services Register and those households (text to mobile / landlines) which may be affected.

Some households may still be experiencing discoloured water, but this is temporary. We are flushing the system and customers can also run their taps for a short period to help it clear.

Customers can collect water supplies from our bottled water station at the Jade Jones Pavilion in Flint (CH6 5ER) which remains open as a precaution.

More information is available here. We will also continue to provide updates on In Your Area and on our social media channels.

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We want to do everything we can to encourage our customers to detect and repair leaks as quickly as possible. This helps us to reduce leakage and for you to potentially save money. Follow a handful of easy steps to see if you have a leak within your property boundary.

Checking for leaks

Sometimes leaks occur and this can be due to the age of the pipe, a weakness in the pipe, leaking fittings or joints and movement in the ground.

Testing for a water leak

If your pipe has burst, don’t panic.

  • Try to find where the burst is - and turn off the supply by turning the stop tap clockwise.
  • Open all taps to reduce flooding.
  • Soak up or block off escaping water with thick towels
  • Turn off your electrics: if the water is near anything electrical - including lights, sockets or appliances - don’t touch them. Electrical wiring damaged by water can be very dangerous and you’ll probably need to call a professional to repair damage.
  • Call a registered plumber - if you need help to repair a burst pipe, contact a Watersafe-assured plumber.

Pipework Ownership & Responsibility

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Private leaks booklet

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