A controlled explosion has been carried out at a Greenhithe cement works this afternoon.
Police confirmed a suspected wartime device was blown up after being discovered at Lafarge Tarmac.
Bomb disposal experts descended at the Charles Street works, near the Asda supermarket, just off Crossways Boulevard.
Greenhithe was one of the first places hit by V1 rockets during the Second World War.
The first V1 deployed in England exploded in a cabbage field in Greenhithe on June 13 at 4.28am.
The site would now be somewhere between Bluewater and the A2.
A unit from the Royal Logistics Corps bomb disposal team was seen entering the site this afternoon as police officers stood guard.
The controlled explosion was carried at shortly after 2pm.
Stories you might have missed
Don't miss out, subscribe today. Keep up to date with our newsletters.
A guide for your future. For year 11 students in Kent and Medway. Click here for the e-edition.
Education, Training & Childcare is a special supplement published by KM Media Group four times a year. Click here for latest e-edition.
Get the latest food and drink news, recipes from some of the nation's top chefs plus updates from Kent's vineyards and breweries.
Search in your local area to find your perfect partner in Kent, with FreshStart Dating! PLUS, register for free!.
Find out what's going on in the garden, with Kent expert Lucy Hewett's weekly update.
Buy pictures that you've seen in a KM newspaper, or send in a picture and we will place it on our photo sales website so that you can purchase a super, unique gift.