NANNING, July 6 (Xinhua) -- A severe breach occurred at a reservoir in Hengzhou, Nanning City, in south China's Guangxi Zhuang Autonomous Region on Monday morning, prompting an immediate escalation of the emergency response, local authorities said.

A traffic police directs traffic in a waterlogged road section in Nanning, south China's Guangxi Zhuang Autonomous Region, July 5, 2026. (Photo: Xinhua)

Given the severe flood control situation, the city raised its emergency response for flood control from Level III to Level I, effective at 11:30 a.m. on Monday.

The Liulan Reservoir, a medium-sized water conservancy facility in the region, reported the dam breach on Monday morning. In response, local departments of emergency management, fire rescue and water resources have been mobilized for rescue and relief operations, and the evacuation of affected residents is underway.

The municipal emergency management committee of Nanning issued a notice stating that since Saturday, most parts of the city had been hit by torrential rains, with some areas experiencing extraordinary downpours.