Tidewater region is a geographic area in the US.
Maryland . Maryland is one of the smallest U.S. states in terms of area , as well as one of the most densely populated , with around six million residents . North Carolina ( [ nɔrθ_kærəˈlaɪnə ] ) is a state in the southeastern region of the United States . Tidewater region . Extreme Southern Maryland and parts of the lower Eastern Shore round out the northern fringe of the region on the Chesapeake Bay . Virginia ( [ vɚˈdʒɪnjə ] , [ vɚˈdʒɪni.ə ] , officially the Commonwealth of Virginia ) is a state located on the Atlantic Coast of the United States .