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.

There is a dam that’s been holding back water in Connecticut for more than 150 years and it needs some work for a number of reasons, according to the state and the agency that oversees the structure. ...

The number of dams in the United States at risk of overtopping is increasing, "threatening their structural integrity and downstream communities," according to a new study from Florida. About 250,000 ...

NOW. THANK YOU. THE STATE OF NORTH CAROLINA IS HOME TO MORE THAN 3600 DAMS, JUST A SMALL FRACTION. ONLY ABOUT 3% ARE FEDERALLY REGULATED. AS PART OF OUR SERIES ON DAM SAFETY, WXII 12 KRIS PETERSON ...