last year, though, was a wet one on the rio grande, with a strong snowpack in the winter of 2016-17 that allowed the conservancy district to store water in upstream reservoirs.
last year, though, was a wet one on the rio grande, with a strong snowpack in the winter of 2016-17 that allowed the conservancy district to store water in upstream reservoirs.
glen canyon dam:36
with the glen canyon site out of the question, the initial need for a reservoir was realized in 1936 with the completion of hoover dam in black canyon, storing 32 million acre feet (39 km3) in the mammoth reservoir of lake mead.