Upper-Coast Climate Division Reservoirs: Monitored Water Supply Reservoirs are 99.8% full on 2021-06-23

Historical Data

Date Percent Full Reservoir Storage
(acre-ft) 		Conservation Storage
(acre-ft) 		Conservation Capacity
(acre-ft)
Most recent 2021-06-23 99.8 296,345 289,253 289,713
1 day prior 2021-06-22 99.8 295,888 289,253 289,713
2 days prior 2021-06-21 99.7 293,571 288,978 289,713
1 week prior 2021-06-16 100.0 297,284 289,621 289,713
1 month prior 2021-05-23 99.9 305,211 289,529 289,713
3 months prior 2021-03-23 96.8 284,564 280,310 289,713
6 months prior 2020-12-23 100.0 296,126 289,713 289,713
1 year prior 2020-06-23 94.8 278,919 274,665 289,713
*

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

Area Map

recent reservoir storage 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. - 88.33 - n.a. - - n.a. - - n.a. - - n.a. - - n.a. -
Barker 2 - n.a. - 85.99 - n.a. - - n.a. - - n.a. - - n.a. - - n.a. -
Houstonas of 2021-06-23 100.0 42.63 0.25 136,960 130,147 130,147 - n.a. -
Texana 99.7 43.95 -0.05 159,385 159,106 159,566 9,422
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.