San-Antonio River Basin Reservoirs: Monitored Water Supply Reservoirs are 29.6% full on 2026-08-28

Historical Data

Date Percent Full Reservoir Storage
(acre-ft)
Conservation Storage
(acre-ft)
Conservation Capacity
(acre-ft)
Today 2026-08-28 29.6 75,507 75,507 254,823
Yesterday 2026-08-27 29.7 75,558 75,558 254,823
2 days ago 2026-08-26 29.7 75,608 75,608 254,823
1 week ago 2026-08-21 29.8 75,911 75,911 254,823
1 month ago 2026-07-28 29.2 74,355 74,355 254,823
3 months ago 2026-05-28 4.0 10,117 10,117 254,823
6 months ago 2026-02-28 4.2 10,748 10,748 254,823
1 year ago 2025-08-28 6.2 15,777 15,777 254,823
*

 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)
Medina Water Supply 29.6 1,021.64 -42.56 75,507 75,507 254,823 2,520