Lake Georgetown: 83.7% full as of 2026-09-06
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 | 2026-09-06 | 83.7 | 785.99 | 31,858 | 31,795 | 38,005 | 1,174 |
| Yesterday | 2026-09-05 | 83.9 | 786.08 | 31,964 | 31,901 | 38,005 | 1,176 |
| 2 days ago | 2026-09-04 | 84.4 | 786.24 | 32,152 | 32,089 | 38,005 | 1,181 |
| 1 week ago | 2026-08-30 | 87.0 | 787.06 | 33,129 | 33,066 | 38,005 | 1,202 |
| 1 month ago | 2026-08-06 | 99.0 | 790.71 | 37,690 | 37,627 | 38,005 | 1,298 |
| 3 months ago | 2026-06-06 | 100.0 | 799.27 | 49,911 | 38,005 | 38,005 | - n.a. - |
| 6 months ago | 2026-03-06 | 75.9 | 783.40 | 28,904 | 28,841 | 38,005 | 1,107 |
| 1 year ago | 2025-09-06 | 90.1 | 788.03 | 34,308 | 34,245 | 38,005 | 1,228 |
*
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 | 2026-09-06 00:00 | 785.99 | 791.00 | -5.01 |
| 1 hour prior | 2026-09-05 23:00 | 786.00 | 791.00 | -5.00 |
| 2 hours prior | 2026-09-05 22:00 | 786.00 | 791.00 | -5.00 |
| 6 hours prior | 2026-09-05 18:00 | 786.03 | 791.00 | -4.97 |
| 12 hours prior | 2026-09-05 12:00 | 786.08 | 791.00 | -4.92 |
| 24 hours prior | 2026-09-05 00:00 | 786.16 | 791.00 | -4.84 |
| 48 hours prior | 2026-09-04 00:00 | 786.33 | 791.00 | -4.67 |
*
Data is provisional and subject to revision.
Additional Information
| Impoundment date | 1979-01-01 |
| Vertical datum | NGVD29 |
| Dead pool elevation | 720.00 ft above NGVD29 |
| Service spillway crest elevation | 834.00 ft above NGVD29 |
| Emergency spillway crest elevation | 834.00 ft above NGVD29 |
| Flood pool elevation | 834.00 ft above NGVD29 |
| Maximum design elevation | 856.20 ft above NGVD29 |
| Top of dam elevation | 861.00 ft above NGVD29 |
| Conservation pool elevation | 791.00 ft above NGVD29 |
| Data download (CSV) | period of record, last one year, last 30 days |
Elevation-Area-Capacity Curves
1979-01-01 (source: USGS)
1995-05-01 (source: TWDB)
: GIS Data
2005-05-01 (source: TWDB)
: GIS Data
2016-01-01 (source: TWDB)
: GIS Data
|
|
| Data Source | USGS:08104650 |
| USGS Monitoring Location | USGS:08104650 |
Lake Location
