LANZHOU - Seven people have died and two others remain missing after a flood in northwest China's Gansu Province, local authorities said Tuesday.

Rainstorms hit three townships in Wenxian county in Longnan city from Sunday evening to Monday morning, resulting in geological disasters including landslides.

Nearly 1,000 residents have been relocated to safety. The rain also left roads blocked, houses collapsed or damaged, and power supply and communication interrupted.

The local government has dispatched thousands of people to participate in rescue and relief work.