Update, 21 July 2021:
As of 21 July, 12 fatalities were reported and 100,000 people had evacuated their homes in Henan province according to Chinese state media.
The Henan provincial flood control and drought relief headquarters activated the Level I (highest of 4 levels) emergency.
Original report, 20 July 2021:
Massive flooding struck in the city of Zhengzhou and other areas of Henan province, central China, on 20 July 2021.
According to figures from China’s National Meteorological Center, Zhengzhou recorded 622.7 mm of rain in 24 hours to early (local time) 21 July 2021. According to the World Meteorological Organization, the annual average rainfall for the city is 645 mm. Average rainfall for July is 147 mm. On 20 July, Zhengzhou saw more than that in just 1 hour.
The subway system in Zhengzhou was inundated with flood water. Images showed passengers in trains standing in water up to chest height. Others had to walk along flooded tracks to escape the flooding. Above ground, dozens of cars were seen floating along city streets. Water and electricity supply were cut in some areas of the city. At least one person died and two more were missing according to the state-run People’s Daily.
Flooding has affected more than a dozen cities across Henan province over the last few days, in particular in Ruzhou, a city southwest of Zhengzhou. At least 14 locations in the province recorded more than 200 mm of rain in the last 24 hours. Ruzhou saw 192.8 mm, while Xinmi recorded 432.1 mm and Xingyang 337.8 mm.
Over 10,000 people have evacuated their homes and moved to shelters in Henan Province, according to Xinhua News Agency. Flooding caused an aluminium alloy plant to explode in Dengfeng, Reuters news agency reported.
Further south, Typhoon Cempaka made landfall in Guangdong Province late on 20 July, becoming the first typhoon to make landfall in China this year.
Social Media
7月20日晚,郑州暴雨地铁5号线一车厢多人被困,水位淹过肩膀。根据郑州地铁晚上发布的消息,受持续暴雨影响,郑州地铁全线网车站已暂停运营服务,消防人员正在救援。 pic.twitter.com/wCiz7TGhki
— The Paper 澎湃新闻 (@thepapercn) July 20, 2021
河南嵩山少林寺景区被淹,暂时闭园。
据河南气象介绍,截至7月20日,5个国家级气象站突破建站以来连续3日降水量历史极值。 pic.twitter.com/OkdTpY1mVe— The Paper 澎湃新闻 (@thepapercn) July 20, 2021
郑州地铁隧道内救援画面:乘客从水中脱身走上沿边小道
7月20日晚,河南郑州。地铁部分车站被淹,有乘客被困车厢。澎湃新闻从救援人员获取画面显示,乘客从被淹轨道上到沿边走道,排队撤离。有一人担架抬出交由急救人员。(素材来源:消防救援局) pic.twitter.com/SeNqVnrw48— The Paper 澎湃新闻 (@thepapercn) July 20, 2021
1/3 Some really distressing videos coming out of Zhengzhou in central China – this driver looks rather calm under pressure. But other videos on WeChat show what appear to be people clearly struggling to keep their heads above the flood waters. Death toll so far is 1, 2 missing pic.twitter.com/P8dEk1B1iC
— Bill Birtles (@billbirtles) July 20, 2021