LANCASTER, Pa. (WPVI) -- A small earthquake rattled Lancaster County, Pennsylvania Sunday afternoon.It happened just before 5 p.m. in the southern part of the county.The USGS says the epicenter was approximately three miles south of Millersville.It was close to a magnitude 2.3. First reports from the USGS said the quake was a 2.7.Action News is told the quake was felt across most of Lancaster County.No damage has been reported.----------