Add Yahoo as a preferred source to see more of our stories on Google. The private owner of a dam in Wahiawa that city officials warned could fail and endanger North Shore residents amid a deluge on ...

The second deadliest dam failure in U.S. history happened suddenly. The St. Francis Dam was a 205-ft-high concrete gravity arch dam located in San Francisquito Canyon, 30 miles north of Los Angeles.

During our recent ShakeOut drill, a number of people asked me about dam safety during earthquakes. I am not an earthquake engineer and by no means an expert in dam safety. But I have been poking into ...

Controlled-water spillage from Wahiawa Dam was captured by a Honolulu Fire Department drone. A rather rapid rise in water levels at the dam began around 11:30 p.m. Thursday from a level of about 79 ...

The collapse of the Teton Dam spilled 80 billion gallons of water into eastern Idaho, killing 11 people and 13,000 head of livestock. Many people were made homeless by the disaster and tens of ...