Austin Area Reservoirs: Monitored Water Supply Reservoirs are 95.0% full on 2025-07-20

Historical Data

Date Percent Full Reservoir Storage
(acre-ft)
Conservation Storage
(acre-ft)
Conservation Capacity
(acre-ft)
Most recent 2025-07-20 95.0 2,219,103 2,120,755 2,232,539
1 day prior 2025-07-19 94.7 2,215,742 2,113,767 2,232,539
2 days prior 2025-07-18 94.4 2,214,141 2,107,948 2,232,539
1 week prior 2025-07-13 82.0 1,906,486 1,830,298 2,232,539
1 month prior 2025-06-20 56.7 1,296,104 1,265,261 2,232,539
3 months prior 2025-04-20 51.6 1,183,902 1,153,059 2,232,539
6 months prior 2025-01-20 55.4 1,267,066 1,236,223 2,232,539
1 year prior 2024-07-20 59.7 1,350,424 1,306,299 2,188,052
*

 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)
Buchananas of 2025-07-20 Water Supply 99.8 1,019.91 -0.09 878,337 864,675 866,694 22,430
Georgetownas of 2025-07-20 Water Supply and Flood Control 100.0 797.06 6.06 46,544 38,005 38,005 - n.a. -
Stillhouse Hollowas of 2025-07-20 Water Supply and Flood Control 100.0 630.39 8.39 288,911 229,796 229,796 - n.a. -
Travisas of 2025-07-20 Water Supply and Flood Control 90.0 675.02 -5.98 1,005,311 988,279 1,098,044 17,671