Wright Patman Lake is 100.0% full as of 2015-04-01

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 2015-04-01 100.0 236.26 8.76 683,183 310,382 310,382 - n.a. -
Yesterday 2015-03-31 100.0 236.39 15.79 689,842 122,593 122,593 - n.a. -
2 days ago 2015-03-30 100.0 236.48 15.88 694,473 122,593 122,593 - n.a. -
1 week ago 2015-03-25 100.0 235.17 14.57 628,636 122,593 122,593 - n.a. -
1 month ago 2015-03-01 100.0 225.52 4.92 246,947 122,593 122,593 26,395
3 months ago 2015-01-01 100.0 223.49 2.89 189,811 122,593 122,593 25,776
6 months ago 2014-10-01 100.0 225.42 0.42 243,944 231,496 231,496 26,443
1 year ago 2014-04-01 80.6 225.63 -1.87 250,273 250,226 310,382 26,332
*

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