Houston Area Reservoirs: Monitored Water Supply Reservoirs are 98.5% full on 2026-01-11

Historical Data

Date Percent Full Reservoir Storage
(acre-ft) 		Conservation Storage
(acre-ft) 		Conservation Capacity
(acre-ft)
Most recent 2026-01-11 98.5 2,126,976 2,121,771 2,153,399
1 day prior 2026-01-10 98.7 2,131,260 2,125,249 2,153,399
2 days prior 2026-01-09 98.2 2,118,622 2,114,450 2,153,399
1 week prior 2026-01-04 98.2 2,119,444 2,115,616 2,153,399
1 month prior 2025-12-11 99.1 2,147,485 2,134,163 2,153,399
3 months prior 2025-10-11 96.0 2,071,390 2,067,562 2,153,399
6 months prior 2025-07-11 100.0 2,174,806 2,153,399 2,153,399
1 year prior 2025-01-11 99.8 2,196,353 2,148,048 2,153,399
*

 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 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. - 76.36 - n.a. - - n.a. - - n.a. - - n.a. - - n.a. -
Barker 2 Flood Control - n.a. - 71.10 - n.a. - - n.a. - - n.a. - - n.a. - - n.a. -
Conroe Water Supply 94.7 199.87 -1.13 395,469 395,442 417,577 19,283
Houstonas of 2026-01-11 Water Supply 100.0 42.49 0.11 137,381 132,318 132,318 - n.a. -
Livingston Water Supply 99.1 130.81 -0.19 1,588,805 1,588,805 1,603,504 77,013
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.