Austin Area Reservoirs: Monitored Water Supply Reservoirs are 91.1% full on 2025-09-21
Historical Data
| Date | Percent Full |
Reservoir Storage (acre-ft) |
Conservation Storage (acre-ft) |
Conservation Capacity (acre-ft) |
|
|---|---|---|---|---|---|
| Today | 2025-09-21 | 91.1 | 2,065,987 | 2,034,694 | 2,232,539 |
| Yesterday | 2025-09-20 | 91.2 | 2,067,344 | 2,035,987 | 2,232,539 |
| 2 days ago | 2025-09-19 | 91.3 | 2,069,673 | 2,038,251 | 2,232,539 |
| 1 week ago | 2025-09-14 | 91.8 | 2,081,148 | 2,049,404 | 2,232,539 |
| 1 month ago | 2025-08-21 | 93.9 | 2,132,782 | 2,096,815 | 2,232,539 |
| 3 months ago | 2025-06-21 | 56.6 | 1,293,374 | 1,262,531 | 2,232,539 |
| 6 months ago | 2025-03-21 | 53.4 | 1,222,740 | 1,191,897 | 2,232,539 |
| 1 year ago | 2024-09-21 | 61.3 | 1,375,524 | 1,340,276 | 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) |
|---|---|---|---|---|---|---|---|---|
| Buchanan |
|
96.1 | 1,018.49 | -1.51 | 846,698 | 833,036 | 866,694 | 22,143 |
| Georgetown |
|
83.4 | 785.89 | -5.11 | 31,741 | 31,678 | 38,005 | 1,171 |
| Stillhouse Hollow |
|
100.0 | 622.07 | 0.07 | 230,332 | 229,796 | 229,796 | 6,440 |
| Travis |
|
85.6 | 672.23 | -8.77 | 957,024 | 939,992 | 1,098,044 | 16,957 |