Upper-Coast Climate Division Reservoirs: Monitored Water Supply Reservoirs are 96.7% full on 2021-09-23

Historical Data

Date Percent Full Reservoir Storage
(acre-ft)
Conservation Storage
(acre-ft)
Conservation Capacity
(acre-ft)
Today 2021-09-23 96.7 284,454 280,200 289,713
Yesterday 2021-09-22 97.0 285,259 281,005 289,713
2 days ago 2021-09-21 97.1 286,525 281,366 289,713
1 week ago 2021-09-16 97.7 289,683 283,162 289,713
1 month ago 2021-08-23 99.2 292,355 287,422 289,713
3 months ago 2021-06-23 99.8 296,345 289,253 289,713
6 months ago 2021-03-23 96.8 284,564 280,310 289,713
1 year ago 2020-09-23 99.9 294,483 289,437 289,713
*

 Percent Full is based on Conservation Storage and Conservation Capacity and doesn't account for storage in flood pool.

Area Map

Reservoir Storage

Reservoir 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)
Addicks 1 - n.a. - 68.20 - n.a. - - n.a. - - n.a. - - n.a. - - n.a. -
Barker 2 - n.a. - 70.11 - n.a. - - n.a. - - n.a. - - n.a. - - n.a. -
Houston 99.7 42.34 -0.04 133,671 129,696 130,147 11,261
Texana 94.3 43.00 -1.00 150,783 150,504 159,566 8,934
footnotes
1

Addicks Reservoir is a flood control lake. It is not used for water supply and under normal conditions it is empty.

2

Barker Reservoir is a flood control lake. It is not used for water supply and under normal conditions it is empty.