Lake Tawakoni water level today
On Oct 28, 2026, Lake Tawakoni is at 434.81 ft, 89.0% full (2.69 ft below full pool). That is 1.5 points above normal for this date.
Lowest since December 2024Near normal
Source: Texas Water Development Board · storage 775,657 of 871,685 acre-ft · provisional data
Lake Tawakoni percent full history
Percent full Normal range (10th–90th percentile, 1996–2025) Average
Lake Tawakoni from space
The same area near the lowest and the highest level since 2016, on clear days. Compare the shoreline and the coves.
Imagery: NASA GIBS, Harmonized Landsat Sentinel-2 (HLS). Landsat 8/9 courtesy of NASA/USGS; contains modified Copernicus Sentinel data 2025. Black specks are cloud and shadow masks.
Records and key dates
- Record high
- 100.0%Feb 22, 1997
- Record low
- 55.2%Dec 28, 2006
- 12-month high
- 100.0%May 12, 2026
- 12-month low
- 89.0%Oct 28, 2026
- Last time full
- Jul 7, 2026
- Change in 1 year
- −1.39 ft−5.6 pts
About Lake Tawakoni
- River basin
- Sabine
- Full pool (top of conservation pool)
- 437.50 ft
- Conservation capacity
- 871,685 acre-ft
- Surface area today
- 34,623 acres
- Dead pool elevation
- 378.00 ft
- Flood control reservoir
- No
- Water supply for
- Dallas
- Data since
- Oct 2, 1995
Monthly average, last 10 years
Average percent full each month.
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 92% | 93% | 96% | 98% | 100% | 100% | 99% | 96% | 92% | 91% | — | — |
| 2025 | 92% | 100% | 100% | 100% | 100% | 100% | 100% | 98% | 97% | 95% | 93% | 93% |
| 2024 | 99% | 100% | 100% | 100% | 100% | 100% | 100% | 97% | 95% | 92% | 89% | 89% |
| 2023 | 96% | 99% | 100% | 100% | 100% | 100% | 100% | 97% | 94% | 93% | 98% | 98% |
| 2022 | 91% | 91% | 90% | 93% | 95% | 93% | 89% | 86% | 86% | 84% | 87% | 95% |
| 2021 | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 99% | 97% | 95% | 93% | 92% |
| 2020 | 95% | 99% | 100% | 100% | 100% | 100% | 99% | 96% | 95% | 94% | 94% | 93% |
| 2019 | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 98% | 97% | 94% | 94% | 93% |
| 2018 | 97% | 98% | 100% | 100% | 100% | 97% | 94% | 92% | 93% | 100% | 100% | 100% |
| 2017 | 89% | 89% | 88% | 90% | 92% | 93% | 94% | 97% | 99% | 97% | 96% | 96% |
Frequently asked questions
Is Lake Tawakoni full?
Not quite. On Oct 28, 2026 Lake Tawakoni was 89.0% full, 2.69 feet below its full pool elevation of 437.50 ft. It was last full on Jul 7, 2026.
What is the normal level of Lake Tawakoni for this time of year?
Between 1996 and 2025, Lake Tawakoni averaged 87.5% full around Oct 28, and 8 in 10 years it was between 69.0% and 100.0%. Today it is +1.5 percentage points above that average.
What is the lowest Lake Tawakoni has been?
In the TWDB record, which starts in 1995, the lowest daily value was 55.2% on Dec 28, 2006. The highest was 100.0% on Feb 22, 1997.
How often is the Lake Tawakoni water level updated?
TWDB publishes one reading per day for each reservoir. We check for new data every 2 hours and show the date of the reading next to the level. Recent values are provisional.
What does percent full mean?
It is the water stored in the conservation pool divided by the conservation capacity (871,685 acre-feet for Lake Tawakoni). Water above the conservation pool is flood storage and is not counted, so a reservoir can show 100% while rising into its flood pool.