Heavy rains in northwestern China caused flash flooding that killed at least 10 people and left 33 missing in Yuzhong County area of Gansu province, Chinese state media reported Friday.

Chinese state media reports flash floods have left at least 10 people dead and 33 missing in Yuzhong County in China’s northwestern Gansu province.

Fifteen people have been confirmed dead and 28 remain missing as of 6 pm on Saturday after flash floods struck Yuzhong county and surrounding areas in Lanzhou, Gansu province, according to the provincial flood control and drought relief headquarters, China Central Television reported.