Lake J.B. Thomas is 76.3% full as of 2015-08-30

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 2015-08-30 76.3 2,250.69 -7.31 153,314 152,641 199,931 6,106
Yesterday 2015-08-29 76.4 2,250.71 -7.29 153,436 152,763 199,931 6,108
2 days ago 2015-08-28 76.5 2,250.73 -7.27 153,559 152,886 199,931 6,110
1 week ago 2015-08-23 76.7 2,250.82 -7.18 154,109 153,436 199,931 6,119
1 month ago 2015-07-30 78.7 2,251.47 -6.53 158,108 157,435 199,931 6,186
3 months ago 2015-05-30 75.4 2,250.39 -7.61 151,487 150,814 199,931 6,074
6 months ago 2015-02-28 44.5 2,238.88 -19.12 89,568 88,895 199,931 4,600
1 year ago 2014-08-30 0.9 2,204.53 -53.47 2,445 1,772 199,931 513
*

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
Data download (CSV) period of record, last one year, last 30 days

Elevation-Area-Capacity Curves

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