San-Antonio River Basin Reservoirs: Monitored Water Supply Reservoirs are 29.7% full on 2026-08-27

Historical Data

Date Percent Full Reservoir Storage
(acre-ft)
Conservation Storage
(acre-ft)
Conservation Capacity
(acre-ft)
Most recent 2026-08-27 29.7 75,558 75,558 254,823
1 day prior 2026-08-26 29.7 75,608 75,608 254,823
2 days prior 2026-08-25 29.7 75,684 75,684 254,823
1 week prior 2026-08-20 29.8 75,962 75,962 254,823
1 month prior 2026-07-27 29.1 74,032 74,032 254,823
3 months prior 2026-05-27 4.0 10,103 10,103 254,823
6 months prior 2026-02-27 4.2 10,771 10,771 254,823
1 year prior 2025-08-27 6.2 15,823 15,823 254,823
*

 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