Lake Texoma: 96.0% full as of 2026-09-15
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) |
|
|---|---|---|---|---|---|---|---|
| Today | 2026-09-15 | 96.0 | 615.66 | 2,388,755 | 1,194,377 | 1,243,801 | 72,104 |
| Yesterday | 2026-09-14 | 96.1 | 615.69 | 2,390,906 | 1,195,452 | 1,243,801 | 72,173 |
| 2 days ago | 2026-09-13 | 96.2 | 615.72 | 2,393,056 | 1,196,528 | 1,243,801 | 72,242 |
| 1 week ago | 2026-09-08 | 96.7 | 615.91 | 2,406,676 | 1,203,338 | 1,243,801 | 72,679 |
| 1 month ago | 2026-08-15 | 100.0 | 617.34 | 2,513,739 | 1,243,801 | 1,243,801 | 76,499 |
| 3 months ago | 2026-06-15 | 100.0 | 619.09 | 2,651,968 | 1,243,801 | 1,243,801 | 85,859 |
| 6 months ago | 2026-03-15 | 99.1 | 616.69 | 2,464,516 | 1,232,258 | 1,243,801 | 74,897 |
| 1 year ago | 2025-09-15 | 99.2 | 616.74 | 2,468,240 | 1,234,120 | 1,243,801 | 75,042 |
*
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 | 2026-09-15 17:00 | 615.64 | 617.00 | -1.36 |
| 1 hour prior | 2026-09-15 16:00 | 615.65 | 617.00 | -1.35 |
| 2 hours prior | 2026-09-15 15:00 | 615.67 | 617.00 | -1.33 |
| 6 hours prior | 2026-09-15 11:00 | 615.67 | 617.00 | -1.33 |
| 12 hours prior | 2026-09-15 05:00 | 615.65 | 617.00 | -1.35 |
| 24 hours prior | 2026-09-14 17:00 | 615.67 | 617.00 | -1.33 |
| 48 hours prior | 2026-09-13 17:00 | 615.71 | 617.00 | -1.29 |
*
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
