. . "21168748"^^ . . . . . . . . . "Potomac Beach is an unincorporated community in Westmoreland County, in the U. S. state of Virginia."@en . . . . . . "Potomac Beach is an unincorporated community in Westmoreland County, in the U. S. state of Virginia."@en . . . . "941344867"^^ . . "POINT(-76.985832214355 38.270278930664)"^^ . . . . . . . . "38.27027777777778 -76.98583333333333" . . "Potomac Beach, Virginia"@en . . "583"^^ . . "38.27027893066406"^^ . . . "-76.98583221435547"^^ .