UPDATED State Police Respond to Fatal Crash on the Enneking Parkway in Hyde Park.

UPDATED Massachusetts State Police Media Release—11152014—State Police Respond to Fatal Crash on the Enneking Parkway in Hyde Park.


This morning, at approximately 2:30 a.m., State Police from the Milton Barracks responded to a single motor vehicle rollover on the Enneking Parkway in Hyde Park resulting in a fatality


Preliminary investigation by Trooper Matthew Morrissey indicates that the vehicle, a 2003 Honda Accord, being operated by JEFFREY MASON, 42 of Walpole was traveling on the Enneking Parkway , and for reasons still under investigation lost control, causing the vehicle to rollover near the intersection of the Turtle Pond Parkway.  The female passenger, LILLIAN GROVER, 41 of Roslindale, was pronounced dead at the scene. Excessive speed is being investigated as a potential cause of the crash.  The Office of Media Relations will update as to the arraignment status of MASON on Monday morning if possible.

The Enneking Parkway was closed until approximately 5:00 a.m. for crash reconstruction and cleanup.

JEFFREY MASON was arrested and charged with the following offenses:


Marked Lanes

OUI Liquor 4th Offense

Motor Vehicle Homicide, OUI Liquor & Reckless

Negligent Operation of a Motor Vehicle

Leaving the Scene of Personal Injury


MASON was transported to Brigham and Womens Hospital for injuries he sustained in the crash and is being monitored by troopers pending his transport to the Milton Barracks. MASON will be arraigned Monday morning.


The Massachusetts State Police Collision Analysis and Reconstruction Section (CARS) and Crime Scene Services Section assisted with the investigation.  State Police were also assisted on scene by Boston Fire and EMS.


There is no further information available.  Please do not contact the barracks for media inquiries.