recent changes

2013-06-21: Per discussions with the USGS, the vertical datums of the TWDB 1994 rating curve and conservation and dead pool elevations have been adjusted to NGVD29-0.7ft. The Oct. 1st, 2009 USGS datum change to NAVD88 is correctly accounted for. Data prior to Oct. 1st 2009 are currently unavailable, pending correction.

Lake Houston is 100.0% full as of 2014-10-24

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 2014-10-24 100.0 42.12 0.39 128,669 120,686 120,686 10,404
Yesterday 2014-10-23 100.0 42.14 0.41 128,877 120,686 120,686 10,419
2 days ago 2014-10-22 100.0 42.17 0.44 129,190 120,686 120,686 10,441
1 week ago 2014-10-17 100.0 42.34 0.61 130,978 120,686 120,686 12,198
1 month ago 2014-09-24 100.0 42.42 0.69 131,828 120,686 120,686 15,078
3 months ago 2014-07-24 100.0 42.42 0.69 131,828 120,686 120,686 15,078
6 months ago 2014-04-24 100.0 42.00 0.27 127,426 120,686 120,686 10,323
1 year ago 2013-10-24 100.0 42.36 0.63 131,191 120,686 120,686 12,833
*

Percent Full is based on Conservation Storage and Conservation Capacity.

Additional Information

Impoundment date 1954-01-01
Vertical datum NAVD88
Gauge USGS:08072000
Conservation pool elevation 41.73 ft above NAVD88
Dead pool elevation 19.23 ft above NAVD88

Elevation-Area-Capacity Curves

1994-02-01 (source: twdb) : GIS Data
2011-12-01 (source: twdb) : GIS Data