Torrential rain prompted a flash flood emergency in western Maryland Tuesday, and other pockets of significant flash flooding were reported from Pennsylvania and West Virginia. Among the hardest hit areas was western Allegany County,

The elementary school sits near Georges Creek, a tributary of the Potomac River, which county officials said remains "the most critical area of concern."

The body of a 12-year-old boy has been found after he was swept away by rushing water on a Virginia roadway, while a dozen students stayed overnight at a Maryland high school as heavy rains led to flooding in several states, officials said.

The Maryland Department of Emergency Management is surveying residential areas in Lonaconing, Maryland after flooding left some streets impassable.

Local crews are being dispatched to Allegany County, Maryland Tuesday afternoon to assist with flood response.Officials in Maryland said multiple areas in the county have already been evacuated and that water rescue crews are staged and ready across the county.

A flood emergency in Westernport, MD, on Tuesday caused evacuation warnings as residents reported severe flooding.

"We need the full strength of our state and federal partners, and we need it now," Legislator Kelly Fitzpatrick said in response to flooding.

The devastating flooding, which impacted parts of Maryland and Virginia, also trapped more than 200 students and teachers.