Full statement from Essex Police
A spokesperson for Essex Police said: “We remain on the scene of a serious incident at Chalkwell Park. Officers, alongside ambulance and fire service colleagues, are responding.
“We were alerted shortly before 3pm to reports of a tree falling in the park.
“There have been a number of casualties and our work is ongoing.
“We would please ask the public to avoid this area while this work continues. Updates will be issued as soon as is possible.”
