An investigation into a drowning at the Rocky Fork Conservation area adjacent to Finger Lakes State Park north of Columbia in underway.
Early Sunday morning authorities stopped when they saw a man running along Highway 63 North trying to get their attention.
The man told investigators his girlfriend, Jerriah Gioâ??Vonna Jordan, 27, was riding with him in his car when the car rolled down the boat ramp into the lake.
He said he was able to get out of the car and swim to shore but wasnâ??t able to rescue his girlfriend.
An autopsy for Jordan is scheduled for Tuesday.