«The Dam was designed to survive a 1-in-1,000-year flood (306 mm {12 inches} rainfall per day). However, in August of 1975 a 1-in-2,000 year flood occurred, as a result of a major typhoon and several days of wild-range record-high storms...
... 827 out of 6,000 people died in the evacuated community of Shahedian just below Banqiao Dam, but half of a total of 36,000 people died in the unevacuated Wencheng commune of Suipin County next to Shahedian.»