Concrete work on the Owyhee Reservoir’s spillway-regulating ring gate, or “glory hole,” is expected to enter its second phase in late 2021. A concrete structure near southeastern Oregon’s Owyhee Dam ...

There's a 24-foot "hole" at the bottom of Whiskeytown Lake that extends through the lake's dam. Those who have ever visited the dam have likely seen the concrete hole sticking up from the surface of ...