Concepcion Deguzman, 51, killed in single vehicle accident near High Tor Drive in Watchung on August 15.

A single-car motor vehicle accident killed a 51-year-old Basking Ridge woman in Watchung early Friday morning, authorities said. The woman was identified as Concepcion Deguzman, Somerset County Prosecutor Geoffrey D. Soriano, county Chief of detectives Timothy Fitzgerald and Watchung Chief of Police Joseph Cina said in a joint news release. At approximately 1:28 a.m., Watchung police responded to a single-car accident off the roadway near High Tor Drive and Ridge Road, the release said. Upon arrival, police discovered the vehicle engulfed in flames, it said. The Watchung Volunteer Fire Department responded to the scene and extinguished the blaze, it said. The Watchung Volunteer Rescue Squad also assisted, it said. Deguzman was pronounced dead at the scene by Mercy Paramedics from JFK Hospital in Edison, the release said. Detectives from the Watchung Police Department and the Somerset County Analysis Reconstruction Team are investing the accident, the news release said. Authorities not say what caused the accident or how the vehicle caught fire. The prosecutor's office and police are asking anyone with information pertaining to the accident to contract the Somerset County Prosecutor's Office CART team at 908-231-7100, the Watchung Police Department at 908-756-3663 or the Somerset County Crime Stopper's Tip Line at 888-577-(TIPS) 8477. Tips can also be submitted online. All calls will be kept confidential.