Heavy monsoon rain left at least 36 people dead and left 10 others missing while forcing 7,866 people to be evacuated from their homes across South Korea, authorities said Sunday.

At least seven people were found dead in a flooded underpass located in Oseong-eup, Cheongju, North Chungcheong Province as of Sunday morning. Fire authorities are continuing drainage operations that took place overnight to search for further casualties.