Wright Patman Lake Water Level
Texas · updated daily from the Texas Water Development Board
100.0% full
Wright Patman Lake is full at 226.50 ft and steady (-0.14 ft in the last 7 days).
5.90 ft above full pool of 220.60 ft · change since yesterday -0.02 ft
Reading as of 2026-08-15 · higher than 71% of August readings on record
Where Wright Patman Lake sits historically
Today's level compared with every reading in our 38.6-year record for this lake.
Since yesterday
-0.02 ft
7-day change
-0.14 ft
30-day change
-1.45 ft
1-year change
+0.42 ft
Full pool
220.6 ft
Last 30 days
Last 12 months
Full history (38.6 years)
Wright Patman Lake records and averages
| Current level | 226.50 ft |
|---|---|
| Percent full | 100.0% |
| Storage | 277,409 acre-feet |
| Record high | 254.53 ft (2016-05-10) |
| Record low | 220.39 ft (1989-12-22) |
| Average of all readings | 227.72 ft |
| Data span | 38.6 years (12,780 readings) |
Frequently asked questions
Is Wright Patman Lake full right now?
Wright Patman Lake is at 100.0% of conservation capacity as of 2026-08-15, which we classify as full.Over the past 30 days the level has fallen 1.45 ft.
What is the water level at Wright Patman Lake today?
The most recent reading is 226.50 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 Wright Patman Lake has ever been?
The highest level in our records is 254.53 ft on 2016-05-10. The lowest is 220.39 ft on 1989-12-22. Our record covers about 38.6 years of readings.
Is Wright Patman Lake low for this time of year?
Compared with every August in our records, the current level is higher than 71% of them — 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 Wright Patman Lake changing 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. Wright Patman Lake has fallen 1.45 ft over the past 30 days. For the operational reason on any given week, check the Texas Water Development Board directly.
How much has Wright Patman Lake changed over the past year?
The level is +0.42 ft compared with this date last year (226.50 ft today). The full-history chart above covers 38.6 years, with a record high of 254.53 ft and a record low of 220.39 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.