NASSCO-Norfolk's Ligon Street Yard is located at the confluence of the Southern and Eastern Branches of the Elizabeth River, directly across the river from downtown Norfolk. On NOAA Navigation Chart #12253, the coordinates are 36o 50' 17.7" North Latitude and 76o 17' 21.6" West Longitude.
NASSCO-Norfolk's Harper Avenue Yard is located on 60 acres at Pinners Point in Portsmouth, Virginia next to the Portsmouth Marine Terminal and adjacent to the Elizabeth River. On NOAA Navigation Chart #12253, the coordinates are 36o 51' 7.2" North Latitude and 76o 18' 48.5" West Longitude.