San-Jacinto River Basin Reservoirs: Monitored Water Supply Reservoirs are 100.0% full on 2025-04-24

Historical Data

Date Percent Full Reservoir Storage
(acre-ft)
Conservation Storage
(acre-ft)
Conservation Capacity
(acre-ft)
Today 2025-04-24 100.0 561,606 549,895 549,895
Yesterday 2025-04-23 100.0 559,803 549,895 549,895
2 days ago 2025-04-22 100.0 559,134 549,895 549,895
1 week ago 2025-04-17 99.3 550,006 546,178 549,895
1 month ago 2025-03-24 97.4 539,387 535,559 549,895
3 months ago 2025-01-24 99.0 548,862 544,346 549,895
6 months ago 2024-10-24 94.8 524,966 521,138 549,895
1 year ago 2024-04-24 100.0 558,798 549,895 549,895
*

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

Area Map

Reservoir Storage

Reservoir Type 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 Flood Control - n.a. - 78.71 - n.a. - - n.a. - - n.a. - - n.a. - - n.a. -
Barker 2 Flood Control - n.a. - 78.24 - n.a. - - n.a. - - n.a. - - n.a. - - n.a. -
Conroe Water Supply 100.0 201.10 0.10 420,176 417,577 417,577 20,489
Houston Water Supply 100.0 42.84 0.46 141,430 132,318 132,318 - n.a. -
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.