Residents look at cars piled up after being swept away by floods in Valencia, Spain, Wednesday.

Residents look at cars piled up after being swept away by floods in Valencia, Spain, Wednesday. / AP

The Spanish government has declared three days of mourning after flash flooding in the eastern part of the country has left at least 70 people dead.

Officials say torrential rains that started Tuesday and continued overnight have submerged villages, cut off roads and caused problems with the telecommunications. There are reports of flooding in southern and eastern Spain.

People walk through flooded streets in Valencia, Spain.

People walk through flooded streets in Valencia, Spain. / AP

A resident walks next to a car lifted up in a street covered in mud in a flooded area in Picanya, near Valencia.

A resident walks next to a car lifted up in a street covered in mud in a flooded area in Picanya, near Valencia. / AFP via Getty Images

A woman looks out from her balcony as vehicles are trapped in the street during flooding in Valencia.

A woman looks out from her balcony as vehicles are trapped in the street during flooding in Valencia. / AP

A woman walks through flooded streets in Valencia, Spain.

A woman walks through flooded streets in Valencia, Spain. / AP

A picture taken in Picanya, near Valencia, eastern Spain, shows cars piled in a street after floods.

A picture taken in Picanya, near Valencia, eastern Spain, shows cars piled in a street after floods. / AFP via Getty Images

Residents are pictured next to cars piled in a street covered in mud following floods in Picanya, near Valencia.

Residents are pictured next to cars piled in a street covered in mud following floods in Picanya, near Valencia. / AFP via Getty Images

People walk through flooded streets in Valencia, Spain.

People walk through flooded streets in Valencia, Spain. / AP

Residents walk among debris on a rail track following flood in Picanya, near Valencia, eastern Spain.

Residents walk among debris on a rail track following flood in Picanya, near Valencia, eastern Spain. / AFP via Getty Images

Floods triggered by torrential rains in Spain's eastern Valencia region has left dozens dead, rescue services said.

Floods triggered by torrential rains in Spain's eastern Valencia region has left dozens dead, rescue services said. / AFP via Getty Images

Family members walk in a street covered in mud in a flooded area in Picanya, near Valencia, eastern Spain.

Family members walk in a street covered in mud in a flooded area in Picanya, near Valencia, eastern Spain. / AFP via Getty Images

Tags: Spain  flooding  Valencia