Lake J.B. Thomas is 46.0% full as of 2014-11-21

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 2014-11-21 46.0 2,239.55 -18.45 92,679 92,006 199,931 4,687
Yesterday 2014-11-20 45.8 2,239.45 -18.55 92,211 91,538 199,931 4,673
2 days ago 2014-11-19 45.7 2,239.41 -18.59 92,024 91,351 199,931 4,668
1 week ago 2014-11-14 45.8 2,239.44 -18.56 92,164 91,491 199,931 4,672
1 month ago 2014-10-21 46.4 2,239.72 -18.28 93,477 92,804 199,931 4,710
3 months ago 2014-08-21 1.0 2,204.84 -53.16 2,609 1,936 199,931 545
6 months ago 2014-05-21 0.8 2,204.03 -53.97 2,198 1,525 199,931 474
1 year ago 2013-11-21 1.3 2,206.10 -51.90 3,370 2,697 199,931 666
*

Percent Full is based on Conservation Storage and Conservation Capacity.

Additional Information

Impoundment date 1952-01-01
Vertical datum NGVD29
Gauge USGS:08118000
Conservation pool elevation 2258.0 ft above NGVD29
Dead pool elevation 2200.0 ft above NGVD29

Elevation-Area-Capacity Curves

1952-01-01 (source: usgs)
1999-11-01 (source: twdb) : GIS Data