A woman has died after jumping off Centrepoint Tower in Sydney’s CBD

Police have confirmed a person died on the corner of Castlereagh and Market Streets at around 2.45pm.

NSW Ambulance was also at the scene after reports a person was threatening self-harm.

There are reports she jumped while on the Sky Deck attraction

Paramedics are treating several witnesses for shock.

Centrepoint Tower was closed to the public.

A major police investigation into how the incident occurred is now underway.

Ben Fordham was on air during the operation… click PLAY below for a summary of what happened.

If you or someone you know needs help, call Lifeline 13 11 14.

Macquarie Radio reporter Katarina Stefanovic is on the scene.