Austin Area Reservoirs: Monitored Water Supply Reservoirs are 86.3% full on 2026-01-11

Historical Data

Date Percent Full Reservoir Storage
(acre-ft)
Conservation Storage
(acre-ft)
Conservation Capacity
(acre-ft)
Today 2026-01-11 86.3 1,957,032 1,926,189 2,232,539
Yesterday 2026-01-10 86.4 1,959,416 1,928,573 2,232,539
2 days ago 2026-01-09 86.5 1,961,236 1,930,393 2,232,539
1 week ago 2026-01-04 86.8 1,968,749 1,937,906 2,232,539
1 month ago 2025-12-11 88.1 1,998,715 1,967,872 2,232,539
3 months ago 2025-10-11 89.3 2,025,206 1,994,363 2,232,539
6 months ago 2025-07-11 79.4 1,846,214 1,772,002 2,232,539
1 year ago 2025-01-11 55.8 1,275,501 1,244,658 2,232,539
*

 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)
Buchanan Water Supply 94.6 1,017.90 -2.10 833,664 820,002 866,694 22,040
Georgetown Water Supply and Flood Control 71.7 781.93 -9.07 27,305 27,242 38,005 1,068
Stillhouse Hollow Water Supply and Flood Control 95.7 620.45 -1.55 220,087 220,001 229,796 6,214
Travis Water Supply and Flood Control 78.2 667.28 -13.72 875,976 858,944 1,098,044 15,800