He suffered injuries to the face and pelvis, police said.
Waters was taken to Chambersburg Hospital for leg injuries, police said.
He was in satisfactory condition as of Saturday night, according to a nursing supervisor.
Police are still investigating the accident.
Two city officers hurt in accidents
Two Hagerstown Police Department officers were injured and their cruisers damaged in separate incidents Friday night and early Saturday morning, according to police.
A cruiser was damaged in a late-night chase that ended in Williamsport early Saturday.
Police were chasing a juvenile, Hagerstown Police Sgt. Richard Reynolds said.
Hagerstown Police Officer Timothy Rossiter was injured in the chase, Reynolds said.
He was treated at Washington County Hospital and released, Reynolds said.
The investigation is continuing and no other details were available on Saturday, he said.
At about 8:57 p.m. Friday night, another cruiser suffered minor damage when a civilian vehicle ran a red light at the intersection of Jonathan Street and Church Street, according to Sgt. William Wright.
Officer Michael Moats received a minor injury and was treated at Washington County Hospital and released. The driver of the other vehicle was given a citation for running the red light.
That investigation was also continuing and further details were not available.
Hagerstown man faces charges
A Hagerstown man was arrested for burglary and assault at about 2 a.m. Saturday at 17402 Fair Oaks Court, police said.
Kevin Eugene Mays, 36, of 17406 Fair Oaks Court, was charged with fourth-degree burglary, malicious destruction of property and second-degree assault, according to the Washington County Sheriff's Department.
Police said Mays entered the home without permission, broke both telephones in the home to prevent phone calls to the police, and then struggled with the resident.
He was released on $2,500 bond.
City man faces charges in incident
A Hagerstown man was arrested and charged after a dispute involving a handgun on Lakeside Drive at 12:47 a.m. Saturday, according to the Washington County Sheriff's Department.
Jeffrey Lynn Higgs, 32, off 11130 Lakeside Drive, was charged with two counts of second degree assault, two counts of use of a handgun in a crime of violence and two counts of reckless endangerment, police said.
Higgs allegedly pointed a .45 caliber hangun at his wife Mary Higgs, 22, and a friend of his, Nathan Renner, 20, of 4333 Main St., Rohrersville, and threatened to kill them. There was a one-year-old and two-year-old child in the house at the time.