Excerpt from LakePowell.water.data.com/
Lake Powell is effectively “full”
Elevation & Content Water Inflow Data Glen Canyon Dam Release Data
Lake Powell is 67.31 feet below Full Pool (Elevation 3,700)
By content, Lake Powell is 62.32% of Full Pool (24,322,000 af)
Total inflows for water year 2008: 11,377,310 acre feet
This is 114.34% of the August 3rd average of 9,950,578 acre feet Total releases for water year 2008: 7,450,532 acre feet
This is 90.53% of the minimum required of 8,230,000 acre feet
During WY 2008, water storage has risen by 3,230,765 AF and total inflows have exceeded total outflows by 3,926,778 AF
Reservoirs above Lake Powell are currently at 84.57% of capacity.
I’d hardly call Lake Powell “effectively full” when it’s at 62%.
It’s also got some significant releases coming up to keep Lake Mead from dropping below its current level.