Lake Travis: 95.1% full as of 2026-09-03
Historical Data
| Date | Percent Full |
Mean Water Level (ft) |
Reservoir Storage (acre-ft) |
Conservation Storage (acre-ft) |
Conservation Capacity (acre-ft) |
Surface Area (acres) |
|
|---|---|---|---|---|---|---|---|
| Today | 2026-09-03 | 95.1 | 678.14 | 1,061,565 | 1,044,533 | 1,098,044 | 18,385 |
| Yesterday | 2026-09-02 | 95.3 | 678.24 | 1,063,405 | 1,046,373 | 1,098,044 | 18,408 |
| 2 days ago | 2026-09-01 | 95.5 | 678.38 | 1,065,984 | 1,048,952 | 1,098,044 | 18,439 |
| 1 week ago | 2026-08-27 | 96.6 | 678.99 | 1,077,274 | 1,060,242 | 1,098,044 | 18,576 |
| 1 month ago | 2026-08-03 | 99.9 | 680.95 | 1,114,124 | 1,097,092 | 1,098,044 | 19,032 |
| 3 months ago | 2026-06-03 | 82.0 | 669.87 | 917,673 | 900,641 | 1,098,044 | 16,395 |
| 6 months ago | 2026-03-03 | 76.2 | 665.84 | 853,470 | 836,438 | 1,098,044 | 15,460 |
| 1 year ago | 2025-09-03 | 87.7 | 673.58 | 980,139 | 963,107 | 1,098,044 | 17,291 |
*
Percent Full is based on Conservation Storage and Conservation Capacity and doesn't account for storage in flood pool.
**
Values above, including today's are averaged conditions. For near real-time instantaneous water level, see table below or the interactive map viewer.
Most Recent Instantaneous Water Level
| Date/time |
Water Level (ft) |
Conservation Pool Elevation (ft) |
Height Above Conservation Pool (ft) |
|
|---|---|---|---|---|
| Most recent | 2026-09-03 14:00 | 678.09 | 681.00 | -2.91 |
| 1 hour prior | 2026-09-03 13:00 | 678.08 | 681.00 | -2.92 |
| 2 hours prior | 2026-09-03 12:00 | 678.09 | 681.00 | -2.91 |
| 6 hours prior | 2026-09-03 08:00 | 678.14 | 681.00 | -2.86 |
| 12 hours prior | 2026-09-03 02:00 | 678.14 | 681.00 | -2.86 |
| 24 hours prior | 2026-09-02 14:00 | 678.24 | 681.00 | -2.76 |
| 48 hours prior | 2026-09-01 14:00 | 678.39 | 681.00 | -2.61 |
*
Data is provisional and subject to revision.
Additional Information
| Impoundment date | 1942-01-01 |
| Vertical datum | NAVD88 +0.6 |
| Dead pool elevation | 535.75 ft above NAVD88 +0.6 |
| Emergency spillway crest elevation | 714.00 ft above NAVD88 +0.6 |
| Flood pool elevation | 721.40 ft above NAVD88 +0.6 |
| Maximum design elevation | 745.00 ft above NAVD88 +0.6 |
| Top of dam elevation | 750.00 ft above NAVD88 +0.6 |
| Conservation pool elevation | 681.00 ft above NAVD88 +0.6 |
| Data download (CSV) | period of record, last one year, last 30 days |
Elevation-Area-Capacity Curves
2008-07-01 (source: TWDB)
: GIS Data
2019-11-01 (source: TWDB)
: GIS Data
|
|
| Data Source | LCRA:3963 |
Lake Location
