The Southern Rivers Watershed is the largest in Virginia Beach, encompassing more than 205 square miles, which represents more than 67 percent of the area within the City limits. It has the largest amount of low-lying land in the City, representing more than 90% of land area in the City under an elevation of 3 feet, which makes it particularly susceptible to repetitive coastal flooding during times when winds blow from the south for several days. Projects in the Southern Rivers Watershed focus on will help to reducinge roadway flooding. They include raising Pungo Ferry Road; increasing the storm drain system capacityinstalling a large box culvert and raising the road at the Sandbridge Road/New Bridge Road intersection; , and building a new bridge and in-water gates to control water flow at West Neck Creek.