(WAVY) – You should know your zone ahead of any big storm. Emergency management labels zones alphabetically from A to D. Zone A has the highest risk for flooding.
The zone map shows Zone A in blue, B in green, C in orange, and D in red.

Emergency officials may evacuate neighborhoods based on zone in the event of a major storm.
The zones cover Hampton Roads, the Middle Peninsula, the Eastern Shore and the Northern Neck.
The 23 localities covered in the zone map include: the cities of Chesapeake, Hampton, Newport News, Norfolk, Poquoson, Portsmouth, Suffolk, and Virginia Beach; counties of Accomack, Essex, Gloucester, Isle of Wight, James City, Lancaster, Mathews, Middlesex, Northampton, Northumberland, Richmond County, Surry, Westmoreland, York, and the town of Chincoteague.