Upper-Coast Climate Division Reservoirs: Monitored Water Supply Reservoirs are 72.6% full on 2026-04-09

Historical Data

Date Percent Full Reservoir Storage
(acre-ft)
Conservation Storage
(acre-ft)
Conservation Capacity
(acre-ft)
Today 2026-04-09 72.6 222,320 211,584 291,293
Yesterday 2026-04-08 72.7 222,451 211,715 291,293
2 days ago 2026-04-07 72.8 222,894 212,043 291,293
1 week ago 2026-04-02 73.2 222,410 213,166 291,293
1 month ago 2026-03-09 75.8 233,512 220,697 291,293
3 months ago 2026-01-09 79.7 241,579 232,106 291,293
6 months ago 2025-10-09 87.9 265,092 256,078 291,293
1 year ago 2025-04-09 87.9 267,162 256,080 291,293
*

 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. - 76.36 - n.a. - - n.a. - - n.a. - - n.a. - - n.a. -
Barker 2 Flood Control - n.a. - 70.00 - n.a. - - n.a. - - n.a. - - n.a. - - n.a. -
Houstonas of 2026-04-08 Water Supply 100.0 42.53 0.15 137,841 132,318 132,318 - n.a. -
Texana Water Supply 49.9 34.45 -9.55 84,479 79,266 158,975 6,542
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.