Here's what to know about the deadly flooding, the colossal weather system that drove it and ongoing efforts to identify ...

The city of Carnation is claiming the Tolt River Dam early warning sirens operated by the city of Seattle have been out of commission for more than a year.

The horrific tragedy in Texas has sparked recriminations that no warning devices or sirens were placed along the Guadalupe River. The nightmare flash flood in the early morning of July 4 occurred ...