Lake Texoma: 99.9% full as of 2026-10-28
Lake Texoma straddles the border of Texas and Oklahoma, Texas has rights to 50% of Lake Texoma's total conservation capacity. Percent full, conservation storage and conservation capacity are based on the Texas share.
Historical Data
| Date | Percent Full |
Mean Water Level (ft) |
Reservoir Storage (acre-ft) |
Conservation Storage (acre-ft) |
Conservation Capacity (acre-ft) |
Surface Area (acres) |
|
|---|---|---|---|---|---|---|---|
| Most recent | 2026-10-28 | 99.9 | 616.95 | 2,483,879 | 1,241,939 | 1,243,801 | 75,654 |
| 1 day prior | 2026-10-27 | 99.7 | 616.89 | 2,479,411 | 1,239,705 | 1,243,801 | 75,479 |
| 2 days prior | 2026-10-26 | 99.5 | 616.84 | 2,475,687 | 1,237,843 | 1,243,801 | 75,334 |
| 1 week prior | 2026-10-21 | 96.8 | 615.94 | 2,408,827 | 1,204,413 | 1,243,801 | 72,748 |
| 1 month prior | 2026-09-28 | 93.7 | 614.83 | 2,329,749 | 1,164,874 | 1,243,801 | 70,029 |
| 3 months prior | 2026-07-28 | 100.0 | 618.27 | 2,585,985 | 1,243,801 | 1,243,801 | 79,945 |
| 6 months prior | 2026-04-28 | 100.0 | 617.18 | 2,501,440 | 1,243,801 | 1,243,801 | 76,170 |
| 1 year prior | 2025-10-28 | 98.7 | 616.58 | 2,456,324 | 1,228,162 | 1,243,801 | 74,576 |
*
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 | 2026-10-28 23:00 | 616.97 | 617.00 | -0.03 |
| 1 hour prior | 2026-10-28 22:00 | 616.98 | 617.00 | -0.02 |
| 2 hours prior | 2026-10-28 21:00 | 616.96 | 617.00 | -0.04 |
| 6 hours prior | 2026-10-28 17:00 | 616.96 | 617.00 | -0.04 |
| 12 hours prior | 2026-10-28 11:00 | 616.96 | 617.00 | -0.04 |
| 24 hours prior | 2026-10-27 23:00 | 616.92 | 617.00 | -0.08 |
| 48 hours prior | 2026-10-26 23:00 | 616.88 | 617.00 | -0.12 |
*
Data is provisional and subject to revision.
Additional Information
| Impoundment date | 1944-01-01 |
| Vertical datum | NGVD29 |
| Dead pool elevation | 523.00 ft above NGVD29 |
| Emergency spillway crest elevation | 640.00 ft above NGVD29 |
| Flood pool elevation | 640.00 ft above NGVD29 |
| Maximum design elevation | 666.40 ft above NGVD29 |
| Top of dam elevation | 670.00 ft above NGVD29 |
| Conservation pool elevation | 617.00 ft above NGVD29 |
| Data download (CSV) | period of record, last one year, last 30 days |
Elevation-Area-Capacity Curves
1942-08-01 (source: USACE)
1969-03-01 (source: USACE)
1985-07-01 (source: USACE)
2002-07-01 (source: TWDB)
: GIS Data
2016-07-01 (source: USACE)
|
|
| Data Source | USACE:DSNT2 |
Lake Location
