South-Central-Texas Planning Region Reservoirs: Monitored Water Supply Reservoirs are 45.3% full on 2025-08-27

Historical Data

Date Percent Full Reservoir Storage
(acre-ft)
Conservation Storage
(acre-ft)
Conservation Capacity
(acre-ft)
Today 2025-08-27 45.3 301,319 301,248 664,644
Yesterday 2025-08-26 45.3 301,475 301,404 664,644
2 days ago 2025-08-25 45.4 301,847 301,776 664,644
1 week ago 2025-08-20 45.6 303,055 302,984 664,644
1 month ago 2025-07-27 46.1 306,197 306,126 664,644
3 months ago 2025-05-27 30.4 202,211 202,140 664,644
6 months ago 2025-02-27 32.7 217,273 217,202 664,644
1 year ago 2024-08-27 37.7 250,739 250,668 664,644
*

 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 67.8 892.24 -16.76 256,898 256,827 378,781 6,375
Coleto Creek Water Supply 92.5 97.01 -0.99 28,718 28,718 31,040 2,515
Medina Water Supply 6.2 983.96 -80.24 15,703 15,703 254,823 920