Lake L. B. Johnson is 100.0% full as of 2013-05-22

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 2013-05-22 100.0 824.64 -0.36 128,695 108,496 108,496 6,016
Yesterday 2013-05-21 100.0 824.59 -0.41 128,395 108,496 108,496 6,006
2 days ago 2013-05-20 100.0 824.54 -0.46 128,095 108,496 108,496 5,996
1 week ago 2013-05-15 100.0 824.65 -0.35 128,756 108,496 108,496 6,018
1 month ago 2013-04-22 100.0 824.64 -0.36 128,695 108,496 108,496 6,016
3 months ago 2013-02-22 100.0 824.65 -0.35 128,756 108,496 108,496 6,018
6 months ago 2012-11-22 100.0 824.72 -0.28 129,177 108,496 108,496 6,033
1 year ago 2012-05-22 100.0 824.62 -0.38 128,575 108,496 108,496 6,012
*

Percent Full is based on Conservation Storage and Conservation Capacity.

Additional Information

Impoundment date 1951-01-01
Vertical datum NAVD88 -0.32
Gauge LCRA:2958
Conservation pool elevation 825 ft above NGVD29
Dead pool elevation 793 ft above NGVD29

Elevation-Area-Capacity Curves

2007-05-01 (source: twdb) : GIS Data