A 6-year-old boy drowned Sunday in Charles County when he slipped into a lake while playing with friends, the county sheriff’s office said.

The boy was playing at the edge of the water near Drake Court in tbe Waldorf area about 2:15 p.m. when the accident occurred, said Diane Richardson, a spokeswoman for the sheriff’s office.

His friends ran for help and rescuers, including members of a dive team, arrived quickly and pulled him out, she said. However, the boy died at the Charles County Regional Medical Center.

The boy’s name was not released immediately. It was not clear how deep the water was where he fell in.