Wright Patman Lake is 90.7% full as of 2014-04-18

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 2014-04-18 90.7 226.63 -0.87 281,593 281,546 310,382 25,306
Yesterday 2014-04-17 90.2 226.58 -0.92 279,980 279,933 310,382 25,377
2 days ago 2014-04-16 89.2 226.48 -1.02 276,770 276,723 310,382 25,512
1 week ago 2014-04-11 89.5 226.51 -0.99 277,730 277,683 310,382 25,473
1 month ago 2014-03-18 100.0 224.32 3.72 212,200 122,593 122,593 26,437
3 months ago 2014-01-18 100.0 225.53 4.93 247,249 122,593 122,593 26,389
6 months ago 2013-10-18 100.0 226.30 5.10 271,040 135,069 135,069 25,736
1 year ago 2013-04-18 75.4 225.09 -2.41 234,172 234,125 310,382 26,545
*

Percent Full is based on Conservation Storage and Conservation Capacity.

Additional Information

Impoundment date 1954-01-01
Vertical datum NGVD29
Gauge USGS:07344200
Conservation pool elevation
ending 1990-01-01
220.0 ft above NGVD29
Conservation pool elevation
1990-01-01 to 1990-04-01
220.6 ft above NGVD29
Conservation pool elevation
seasonal: April 1 to June 1 starting 1990-04-01
227.5 ft above NGVD29
Conservation pool elevation
seasonal: June 1 to October 5 starting 1990-04-01
225.0 ft above NGVD29
Conservation pool elevation
seasonal: October 5 to November 1 starting 1990-04-01
221.2 ft above NGVD29
Conservation pool elevation
seasonal: November 1 to April 1 starting 1990-04-01
220.6 ft above NGVD29
Dead pool elevation 200.0 ft above NGVD29

Elevation-Area-Capacity Curves

1997-01-01 (source: twdb) : GIS Data