Not only is Lake Powell’s water level plummeting because of drought, its total capacity is shrinking, too

CNN
 — 

Lake Powell, the second-largest human-made reservoir in the US, has lost nearly 7% of its potential storage capacity since 1963, when Glen Canyon Dam was built, a new report shows.

In addition to water loss due to an intense multiyear drought, the US Geological Survey and the Bureau of Reclamation report found, Lake Powell faced an average annual loss in storage capacity of about 33,270 acre-feet, or 11 billion gallons, per year between 1963 and 2018.

That’s…