Three towns were issued with an urgent warning to keep their doors and windows closed following a chemical leak.

South Wales Police issued a statement saying there had been a “checmical leak” at Dow Corning in Barry at around 4pm on Saturday. The warning was issued for people in “Dinas Powys, Sully and Penarth areas” who were”advised to close doors and windows as a precaution” while the matter is being dealt with.

South Wales Fire and Rescue Service published an update at just before 5pm that said the incident had been given the “all clear”. Residents have been thanked for their cooperation.

Residents in the area could see a white smoke-like beam of mist from the plant following the leak.

Dow Corning, the Barry-based international chemical company has sites in Barry and Manchester and produces silicione. The plant in Barry is the biggest operation for silicone manufacturing outside of the USA.

Dow Corning chemical plant in 2015
(Image: South Wales Echo)

A statement from South Wales Police said: “Please be advised that there has been a chemical leak at Dow Corning in Barry and residents in the Dinas Powys, Sully and Penarth areas are advised to close doors and windows as a precaution while the matter is being dealt with. Thank you for patience at this time.”

Key Events

17:27Will Hayward

This video posted by Beautiful Barry on Facebook shows the leak

You can hear what appears to be an alarm going off.

17:10Will Hayward

Pictures of the scene

These pictures were sent in by KOS.

The mist has cleared now.

(Image: KOS)

White mist rises from Dow Corning in Barry (Image: KOS)

17:02KEY EVENT

All clear given!

A statement has been issued by South Wales Fire and Rescue Service:

UPDATE Dow Corning, Barry have now given an ALL CLEAR. We would like to thank residents in the area for their cooperation.

— South Wales Fire and Rescue Service (@SWFireandRescue) June 15, 2024

16:57Will Hayward

What have South Wales Police said about the leak at Dow Corning in Barry?

In a statement South Wales Police said:

Please be advised that there has been a chemical leak at Dow Corning in Barry and residents in the Dinas Powys, Sully and Penarth areas are advised to close doors and windows as a precaution while the matter is being dealt with.

Thank you for patience at this time.

16:55Will Hayward

People are sharing their experiences

One person shared a picture of their kids. She said: “Inside, windows shut, waiting for the all clear from Dow chemical leak… so the children are podding broad beans #everycloud

16:54Will Hayward

Are you in the area?

Send you pictures and tell your story. Email will.hayward@walesonline.co.uk.

16:48Will Hayward

White mist rising from the site

Pictures show that white gas is surrounding the site.

We will bring you more updates as we get them.

16:41Will Hayward

Statement from South Wales Fire and Rescue Service

There has been a chemical incident at Dow Corning in Barry and residents in the Dinas Powys, Sully and Penarth areas are advised to close doors and windows as a precaution while the matter is being dealt with. South Wales Fire & South Wales Police are at the site.

16:40Will Hayward

The wind is going east

The wind is going east which means that people in Dinas Powys and Penarth need to keep their windows closed.

16:37Will Hayward

Where is the leak?

The leak appears to be at Dow Silicones UK which is based on Cardiff Road in Barry.

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