What to fix, and what to replace? That’s the big question for Orville Dam. It has been almost a year since water brimmed to the top of Oroville reservoir and the tallest dam in the United States suddenly showed signs of possible, even imminent failure. Emergency releases eroded both the primary and secondary spillways with horrifying rapidity, and evacuations were ordered for 200 thousand downstream residents.
Posted on January 31, 2018 - 4:13pm