PHOENIX— A developer notified federal regulators today that it has abandoned plans for a 200-foot-tall dam along a remote, biodiverse stretch of the San Francisco River at the Arizona-New Mexico ...

30, 1930, then-Interior Secretary Ray Lyman Wilbur ordered the ... Lane Whitlow, Hoover Dam tour operations manager, told the Arizona Republic. "Both tours begin with a 10-minute introductory ...

The infrastructure problems at the dam in northern Arizona have come into focus over the last few years. If the levels of Lake Powell continue to decline and reach critically low levels ...