It is bordered by the Chesapeake Bay to the east, and the Patuxent River to the south and west.
Zone 4
Zone 4 is bordered by Routes 2 and 4 to the north, Broomes Island Road and Nan Cove to the east, and the Patuxent River to the south. Route 231, Adelina Road, and Sheridan Road make up the western border.
Zone 5
Zone 5 is bordered by Dares Beach Road and Cassell Road to the north, the Chesapeake Bay to the east, and Governor Run Road to the south. Tobacco Ridge Road (to Calvert County property gate), Main Street at Monitor Way (to Calvert Towne), and Routes 2 and 4 (at Calvert Towne) make up the western border.
Evacuation Instructions
If state or local officials direct residents to take shelter or to evacuate, an Emergency Alert System message will be broadcast over local radio stations and local public access cable television stations would identify the affected areas by zone number.
Agricultural Information
Radiological Information for Farmers, Growers and Food Producers (PDF)
Pet Shelter Information
Tips on caring for pets in the event of an evacuation (PDF)