One individual has reportedly been killed and a number of other injured in a rollercoaster accident in Stockholm.

Witnesses informed public broadcaster SVT that the trip at Grona Lund park had partly derailed.

Police confirmed a number of individuals had been injured.

"We are emptying the park and we've started our investigation," a police spokesperson stated.

A black banner on the park's web site stated: "A serious accident has taken place on the Jetline. We are working with the rescue services. The park is closed for now."

Cornelia, who had simply been on the trip along with her son, informed Sweden's TV4 that individuals began working.

"There was a lot of screaming. No one knew what was going on," she stated.

Sweden's Expessen quoted a police officer as saying a number of individuals had fallen off the trip and have been discovered on the ground, whereas a number of extra have been left caught.

A witness queuing close by additionally informed the location he heard a sound and noticed the rollercoaster's wheels beginning to come off.

The Jetline reaches 56mph (90kmh) and 30m (98ft) excessive, carries greater than 1,000,000 individuals per 12 months, and prices 90 kronor to trip (£6.60).