Lake J.B. Thomas is 44.6% full as of 2015-04-18

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 2015-04-18 44.6 2,238.92 -19.08 89,752 89,079 199,931 4,605
Yesterday 2015-04-17 44.6 2,238.93 -19.07 89,798 89,125 199,931 4,606
2 days ago 2015-04-16 44.6 2,238.94 -19.06 89,844 89,171 199,931 4,607
1 week ago 2015-04-11 43.6 2,238.51 -19.49 87,875 87,202 199,931 4,553
1 month ago 2015-03-18 44.3 2,238.80 -19.20 89,201 88,528 199,931 4,590
3 months ago 2015-01-18 45.2 2,239.19 -18.81 91,000 90,327 199,931 4,639
6 months ago 2014-10-18 46.3 2,239.66 -18.34 93,195 92,522 199,931 4,701
1 year ago 2014-04-18 0.9 2,204.76 -53.24 2,566 1,893 199,931 537
*

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