South-Central-Texas Planning Region Reservoirs: Monitored Water Supply Reservoirs are 39.2% full on 2026-03-16

Historical Data

Date Percent Full Reservoir Storage
(acre-ft)
Conservation Storage
(acre-ft)
Conservation Capacity
(acre-ft)
Today 2026-03-16 39.2 260,737 260,666 664,644
Yesterday 2026-03-15 39.2 260,722 260,651 664,644
2 days ago 2026-03-14 39.2 260,804 260,733 664,644
1 week ago 2026-03-09 39.3 261,554 261,483 664,644
1 month ago 2026-02-16 39.8 264,334 264,263 664,644
3 months ago 2025-12-16 41.0 272,378 272,307 664,644
6 months ago 2025-09-16 44.8 297,751 297,680 664,644
1 year ago 2025-03-16 32.1 213,715 213,644 664,644
*

 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)
Canyonas of 2026-03-15 Water Supply and Flood Control 59.8 887.26 -21.74 226,404 226,333 378,781 5,873
Coleto Creekas of 2026-03-15 Water Supply 76.8 94.95 -3.05 23,847 23,847 31,040 2,223
Medina Water Supply 4.1 977.66 -86.54 10,486 10,486 254,823 744