Austin Area Reservoirs: Monitored Water Supply Reservoirs are 87.1% full on 2026-01-01

Historical Data

Date Percent Full Reservoir Storage
(acre-ft)
Conservation Storage
(acre-ft)
Conservation Capacity
(acre-ft)
Today 2026-01-01 87.1 1,975,965 1,945,122 2,232,539
Yesterday 2025-12-31 87.1 1,976,090 1,945,247 2,232,539
2 days ago 2025-12-30 87.2 1,977,957 1,947,114 2,232,539
1 week ago 2025-12-25 87.6 1,986,701 1,955,858 2,232,539
1 month ago 2025-12-01 88.6 2,008,076 1,977,233 2,232,539
3 months ago 2025-10-01 90.2 2,044,541 2,013,698 2,232,539
6 months ago 2025-07-01 55.5 1,269,912 1,239,069 2,232,539
1 year ago 2025-01-01 56.2 1,285,035 1,254,192 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 95.8 1,018.36 -1.64 843,821 830,159 866,694 22,120
Georgetownas of 2025-12-31 Water Supply and Flood Control 71.7 781.92 -9.08 27,294 27,231 38,005 1,068
Stillhouse Hollow Water Supply and Flood Control 96.3 620.64 -1.36 221,270 221,184 229,796 6,239
Travis Water Supply and Flood Control 78.8 667.65 -13.35 881,838 864,806 1,098,044 15,888