recent changes

2013-06-19: The vertical datums of gauge, conservation pool and dead pool elevations for this lake have been adjusted to NGVD29+0.01ft.

Lake Buchanan is 40.2% full as of 2015-05-22

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 2015-05-22 40.2 989.43 -28.57 343952 328750 816904 12614
Yesterday 2015-05-21 40.2 989.39 -28.61 343448 328246 816904 12604
2 days ago 2015-05-20 40.0 989.25 -28.75 341686 326484 816904 12569
1 week ago 2015-05-15 39.1 988.68 -29.32 334562 319360 816904 12424
1 month ago 2015-04-22 36.6 988.36 -31.64 330600 315398 860607 12344
3 months ago 2015-02-22 34.9 987.15 -32.85 315848 300646 860607 12040
6 months ago 2014-11-22 33.7 986.23 -33.77 304876 289674 860607 11807
1 year ago 2014-05-22 36.9 987.19 -30.81 316330 301128 816904 12050
*

Percent Full is based on Conservation Storage and Conservation Capacity.

Additional Information

Impoundment date 1938-01-01
Vertical datum NGVD29 +0.01
Gauge LCRA:1995
Conservation pool elevation
ending 1990-03-08
1020.5 ft above NGVD29 +0.01
Conservation pool elevation
1990-03-08 to 1990-05-01
1020 ft above NGVD29 +0.01
Conservation pool elevation
seasonal: May 1 to November 1 starting 1990-05-01
1018 ft above NGVD29 +0.01
Conservation pool elevation
seasonal: November 1 to May 1 starting 1990-05-01
1020 ft above NGVD29 +0.01
Dead pool elevation 937.5 ft above NGVD29 +0.01

Elevation-Area-Capacity Curves

2006-03-01 (source: twdb) : GIS Data