Lake Texoma: 97.4% full as of 2026-09-01
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 | 2026-09-01 | 97.4 | 616.14 | 2,423,554 | 1,211,776 | 1,243,801 | 73,294 |
| 1 day prior | 2026-08-31 | 97.5 | 616.17 | 2,425,789 | 1,212,894 | 1,243,801 | 73,381 |
| 2 days prior | 2026-08-30 | 97.7 | 616.22 | 2,429,513 | 1,214,756 | 1,243,801 | 73,527 |
| 1 week prior | 2026-08-25 | 98.8 | 616.59 | 2,457,068 | 1,228,534 | 1,243,801 | 74,605 |
| 1 month prior | 2026-08-01 | 100.0 | 618.11 | 2,573,238 | 1,243,801 | 1,243,801 | 78,707 |
| 3 months prior | 2026-06-01 | 100.0 | 618.38 | 2,594,749 | 1,243,801 | 1,243,801 | 80,797 |
| 6 months prior | 2026-03-01 | 99.8 | 616.92 | 2,481,645 | 1,240,822 | 1,243,801 | 75,567 |
| 1 year prior | 2025-09-01 | 100.0 | 617.25 | 2,506,821 | 1,243,801 | 1,243,801 | 76,314 |
*
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 | 2026-09-01 23:00 | 616.12 | 617.00 | -0.88 |
| 1 hour prior | 2026-09-01 22:00 | 616.12 | 617.00 | -0.88 |
| 2 hours prior | 2026-09-01 21:00 | 616.13 | 617.00 | -0.87 |
| 6 hours prior | 2026-09-01 17:00 | 616.13 | 617.00 | -0.87 |
| 12 hours prior | 2026-09-01 11:00 | 616.14 | 617.00 | -0.86 |
| 24 hours prior | 2026-08-31 23:00 | 616.16 | 617.00 | -0.84 |
| 48 hours prior | 2026-08-30 23:00 | 616.20 | 617.00 | -0.80 |
*
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
