Nov 4, 2007
Lake elevation is 3600.5 feet msl.
The water is 461 feet deep at the dam.
Upper Colorado River Basin Hydrology
The Colorado River Basin experienced 5 consecutive years of extreme drought from September 1999 through September 2004.
However, in water year 2005 hydrologic conditions improved.
April through July is the snowmelt runoff period in the Colorado River Basin. In 2005, the April through July unregulated inflow to Lake Powell was 8.81 million acre-feet in 2005 which was 111 percent of average.
This runoff produced a rise in Lake Powell of 53 feet.
