South-Central-Texas Planning Region Reservoirs: Monitored Water Supply Reservoirs are 39.0% full on 2026-05-29

Historical Data

Date Percent Full Reservoir Storage
(acre-ft)
Conservation Storage
(acre-ft)
Conservation Capacity
(acre-ft)
Today 2026-05-29 39.0 259,001 258,930 664,644
Yesterday 2026-05-28 38.9 258,389 258,318 664,644
2 days ago 2026-05-27 38.7 257,486 257,415 664,644
1 week ago 2026-05-22 38.5 256,181 256,110 664,644
1 month ago 2026-04-29 38.5 256,071 256,000 664,644
3 months ago 2026-02-28 39.5 262,485 262,414 664,644
6 months ago 2025-11-29 41.6 276,344 276,273 664,644
1 year ago 2025-05-29 30.7 204,064 203,993 664,644
*

 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 59.0 886.76 -22.24 223,481 223,410 378,781 5,823
Coleto Creek Water Supply 81.8 95.63 -2.37 25,403 25,403 31,040 2,318
Medina Water Supply 4.0 977.16 -87.04 10,117 10,117 254,823 731