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A shopping centre in Acton has been evacuated after an unexploded grenade was discovered in a construction site.

At around 2.41pm on Thursday (March 15) a suspected grenade was discovered in High Street, Acton.

A nearby shopping center was evacuated as a precaution after specialist officers arrived at the scene.

The grenade was assessed and moved to a safe location nearby, a police spokesman said.

A controlled explosion was carried out at around 4.35pm.

Although the incident has now been stood down, a cordon remains in place.

See our live blog updates below for more information.

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An unexploded grinade was found in Acton High Street

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What is traffic like in Acton now?

Our traffic system is showing just one traffic issue in Acton.

Traffic is “very slow” on the A40 between Alliance Road and Leamington Park (Gipsy Corner).

There is an estimated delay of around 20 minutes if you’re passing through the area.

Increased police presence

Police have warned residents to expect an increased police presence in the area.

'Bone-shivering sound'

Traffic returning to normal

'Very loud noise'

Speaking on Twitter, Lib Dem councillor Gary Malcolm said police stopped entry to the park.

I heard a very loud noise (not an engine type of noise) coming from the park - bomb like.


The police appear to be quite relaxed but not telling people anything other than the park is closed.


The police did not stop people walking past just from going into the park.

Cordon being lifted

'Please avoid Acton town centre'

Police statement

A police spokesman has said the incident has now been stood down but a cordon remains in place.

Police were called at 2.41pm following the discovery of a suspected grenade at a construction site in High Street, Acton.


Officers, including specialist officers, have been called to the scene.


A nearby shopping centre was evacuated as a precaution and nearby roads were closed with a cordon now in place.


The grenade was assessed and then moved to safe location nearby, and a controlled explosion was carried out at around 4.35pm.

Grenade found in Acton High Street

A shopping centre in Acton has been evacuated after an unexploded grenade was found in High Street.

Police have now moved the grenade, found in a construction site, to a safe place and carried out a controlled explosion.

An unexploded grinade was found in Acton High Street
An unexploded grinade was found in Acton High Street (Image: Gary Malcolm)

A police cordon remains in place at the scene, Met Police told getwestlondon.

We’ll be bringing you all the latest updates as we get them.