As part of the search for the boy, locals have reported a helicopter circling the area.

Police were called to the scene just before 7pm on Monday evening.

There is currently no further update from the force regarding their search.

According to the police the search is continuing into the night as the boy is yet to be found.

The force added that "updates will be provided as soon as possible."

The Rother Valley Country Park is a country park in Rotherham, South Yorkshire. It is close to Rotherham's border with Sheffield and Derbyshire.

The country park covers three square kilometres and has four lakes.

Rother Valley Country Park has four lakes(Image: Google )

A South Yorkshire Police spokesperson said: "We were called to Rother Valley Country Park at 6.50pm today (Monday 25 May) following reports that a teenage boy had entered the water but had not been seen getting out.

"Officers are in attendance alongside emergency crews from South Yorkshire Fire and Rescue Service and the Yorkshire Ambulance Service and efforts are ongoing to try and find him.

"The search is continuing into the night and updates will be provided as soon as possible."