[ The Guardian ] Death toll rises and thousands flee homes as floods hit China

Torrential rainfall and burst rivers swamp Henan cities, with commuters trapped on subway trains

Heavy flooding hits central China, affecting tens of millions

Unusually heavy rains and massive flooding have hit China’s Henan province, bursting the banks of rivers, overwhelming the public transport system and upending lives of tens of millions. At least three people have been killed in the provincial capital, Zhengzhou, where more than 20cm (7.8in) of rain fell in one hour on Tuesday.

Days of torrential rain and massive flooding have hit China’s Henan province, bursting the banks of rivers, overwhelming dams and the public transport system and forcing thousands of people to evacuate their homes.

At least 25 people have been killed and seven are missing in the provincial capital, Zhengzhou.The provincial authorities issued its highest level of weather warning. A year’s worth of rain – 640mm – fell in just three days. The city’s weather bureau said more than 552mm of rain had fallen between 7pm on Monday and 7pm on Tuesday, including 202mm between 4pm and 5pm on Tuesday.

Zhengzhou’s flood control headquarters said water storage at the Guojiazui reservoir was at “major risk” of dam failure and the local government was ordering evacuations.

In the city of Luoyang, local authorities said the rainfall had caused a 20-metre breach in the Yihetan dam, which “could collapse at any time”. Early on Wednesday, a division of China’s military were sent out to the site to carry out emergency blasting and flood diversion