Jeffery Donnelly, 49, of Lititz, was driving a 2012 Subaru WRX when he struck the buggy from behind at West Orange Street and Pfautz Avenue in Warwick Township, around 6:45 p.m. on Sunday, March 9, according to Northern Lancaster County Regional Police.
The buggy was occupied by Matthew King, 23, and Rosa King, 21, both of Manheim, authorities said. Rosa King was taken to the hospital for evaluation and later released. The horse was not injured.
Donnelly suffered minor injuries and was treated at the scene before being taken into custody on suspicion of driving under the influence, investigators said. Police believe he was speeding at the time of the crash.
Both the buggy and the Subaru had to be towed from the scene.
The investigation is ongoing. Anyone with information is asked to contact Northern Lancaster County Regional Police at (717) 733-0965 or submit a tip anonymously through Lancaster County Crime Stoppers at (800) 322-1913.
Click here to follow Daily Voice Huntingdon Valley and receive free news updates.