Lake J.B. Thomas is 78.7% full as of 2015-07-31

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 2015-07-31 78.7 2,251.45 -6.55 157,984 157,311 199,931 6,184
Yesterday 2015-07-30 78.7 2,251.47 -6.53 158,108 157,435 199,931 6,186
2 days ago 2015-07-29 78.8 2,251.50 -6.50 158,294 157,621 199,931 6,189
1 week ago 2015-07-24 79.3 2,251.64 -6.36 159,162 158,489 199,931 6,203
1 month ago 2015-06-30 76.1 2,250.60 -7.40 152,766 152,093 199,931 6,096
3 months ago 2015-04-30 44.1 2,238.72 -19.28 88,834 88,161 199,931 4,580
6 months ago 2015-01-31 45.1 2,239.14 -18.86 90,769 90,096 199,931 4,633
1 year ago 2014-07-31 1.0 2,205.13 -52.87 2,771 2,098 199,931 571
*

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