Lake Tawakoni Water Level
Texas · updated daily from the Texas Water Development Board
96.2% full
Lake Tawakoni is near full at 436.60 ft and falling (-0.24 ft in the last 7 days).
0.90 ft below full pool of 437.50 ft · change since yesterday -0.02 ft
Reading as of 2026-08-15 · higher than 61% of August readings on record
Where Lake Tawakoni sits historically
Today's level compared with every reading in our 30.9-year record for this lake.
Since yesterday
-0.02 ft
7-day change
-0.24 ft
30-day change
-0.85 ft
1-year change
-0.47 ft
Full pool
437.5 ft
Last 30 days
Last 12 months
Full history (30.9 years)
Lake Tawakoni records and averages
| Current level | 436.60 ft |
|---|---|
| Percent full | 96.2% |
| Storage | 838,846 acre-feet |
| Record high | 441.56 ft (2015-11-30) |
| Record low | 424.92 ft (2006-12-28) |
| Average of all readings | 435.32 ft |
| Data span | 30.9 years (11,209 readings) |
Frequently asked questions
Is Lake Tawakoni full right now?
Lake Tawakoni is at 96.2% of conservation capacity as of 2026-08-15, which we classify as near full.Over the past 30 days the level has fallen 0.85 ft.
What is the water level at Lake Tawakoni today?
The most recent reading is 436.60 ft (2026-08-15), sourced from the Texas Water Development Board. Readings on this page refresh automatically as the agency publishes new data.
What is the highest Lake Tawakoni has ever been?
The highest level in our records is 441.56 ft on 2015-11-30. The lowest is 424.92 ft on 2006-12-28. Our record covers about 30.9 years of readings.
Is Lake Tawakoni low for this time of year?
Compared with every August in our records, the current level is higher than 61% of them — near full. Seasonal comparison matters more than the raw number, because most reservoirs draw down predictably through late summer and refill over winter and spring.
Why is Lake Tawakoni low right now?
Reservoir levels move for four main reasons: rainfall and runoff into the basin, releases through the dam for downstream water supply, power generation or flood control, evaporation during hot months, and seasonal drawdown schedules set by the operating agency. Lake Tawakoni has fallen 0.85 ft over the past 30 days. For the operational reason on any given week, check the Texas Water Development Board directly.
How much has Lake Tawakoni changed over the past year?
The level is -0.47 ft compared with this date last year (436.60 ft today). The full-history chart above covers 30.9 years, with a record high of 441.56 ft and a record low of 424.92 ft.
Nearby lakes in Texas
Source: the Texas Water Development Board. Readings are provisional and subject to revision by the publishing agency. All Texas lake levels.