recent changes

2015-06-17: The elevation for the top of the conservation pool for Lake Granbury has been set to the reservoir's normal maximum operating elevation of 692.7 feet. The calculation for percent full is now based on this elevation.

Lake Granbury is 99.9% full as of 2015-08-03

Date Percent Full Water Level
(ft)
Height Above Conservation Pool
(ft)
Reservoir Storage
(acre-ft)
Conservation Storage
(acre-ft)
Conservation Capacity
(acre-ft)
Surface Area
(acres)
Today 2015-08-03 99.9 692.69 -0.01 126,645 125,680 125,756 7,596
Yesterday 2015-08-02 99.9 692.68 -0.02 126,569 125,604 125,756 7,594
2 days ago 2015-08-01 99.8 692.66 -0.04 126,417 125,452 125,756 7,589
1 week ago 2015-07-27 100.0 692.73 0.03 126,949 125,756 125,756 7,606
1 month ago 2015-07-03 100.0 692.71 0.01 126,797 125,756 125,756 7,601
3 months ago 2015-05-03 95.0 691.86 -0.84 120,422 119,457 125,756 7,398
6 months ago 2015-02-03 54.3 682.83 -9.87 69,198 68,233 125,756 4,256
1 year ago 2014-08-03 72.3 687.50 -5.20 91,884 90,919 125,756 5,629
*

Percent Full is based on Conservation Storage and Conservation Capacity.

Additional Information

Impoundment date 1969-01-01
Vertical datum NGVD29
Gauge USGS:08090900
Conservation pool elevation 692.7 ft above NGVD29
Dead pool elevation 640.0 ft above NGVD29

Elevation-Area-Capacity Curves

1969-01-01 (source: usgs)
2003-07-01 (source: twdb) : GIS Data