South-Central-Texas Planning Region Reservoirs: Monitored Water Supply Reservoirs are 39.0% full on 2026-06-11

Historical Data

Date Percent Full Reservoir Storage
(acre-ft)
Conservation Storage
(acre-ft)
Conservation Capacity
(acre-ft)
Today 2026-06-11 39.0 258,954 258,883 664,644
Yesterday 2026-06-10 39.0 259,057 258,986 664,644
2 days ago 2026-06-09 39.0 259,241 259,170 664,644
1 week ago 2026-06-04 39.0 259,024 258,953 664,644
1 month ago 2026-05-11 38.6 256,533 256,462 664,644
3 months ago 2026-03-11 39.3 261,605 261,534 664,644
6 months ago 2025-12-11 41.1 273,375 273,304 664,644
1 year ago 2025-06-11 30.8 204,690 204,619 664,644
*

 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)
Canyon Water Supply and Flood Control 58.9 886.73 -22.27 223,306 223,235 378,781 5,820
Coleto Creek Water Supply 82.5 95.72 -2.28 25,610 25,610 31,040 2,330
Medina Water Supply 3.9 976.94 -87.26 9,957 9,957 254,823 726