Greenbelt Lake Water Level
Texas · updated daily from the Texas Water Development Board
5.3% full
Greenbelt Lake is very low at 2608.36 ft and falling (-0.38 ft in the last 7 days).
55.64 ft below full pool of 2664.00 ft · change since yesterday -0.03 ft
Reading as of 2026-08-15 · higher than 0% of August readings on record
Where Greenbelt Lake sits historically
Today's level compared with every reading in our 30.1-year record for this lake.
Since yesterday
-0.03 ft
7-day change
-0.38 ft
30-day change
-1.27 ft
1-year change
-6.94 ft
Full pool
2664.0 ft
Last 30 days
Last 12 months
Full history (30.1 years)
Greenbelt Lake records and averages
| Current level | 2608.36 ft |
|---|---|
| Percent full | 5.3% |
| Storage | 3,586 acre-feet |
| Record high | 2646.4 ft (1997-06-18) |
| Record low | 2608.36 ft (2026-08-15) |
| Average of all readings | 2629.85 ft |
| Data span | 30.1 years (9,779 readings) |
Frequently asked questions
Is Greenbelt Lake full right now?
Greenbelt Lake is at 5.3% of conservation capacity as of 2026-08-15, which we classify as very low.Over the past 30 days the level has fallen 1.27 ft.
What is the water level at Greenbelt Lake today?
The most recent reading is 2608.36 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 Greenbelt Lake has ever been?
The highest level in our records is 2646.4 ft on 1997-06-18. The lowest is 2608.36 ft on 2026-08-15. Our record covers about 30.1 years of readings.
Is Greenbelt Lake low for this time of year?
Compared with every August in our records, the current level is higher than 0% of them — very low. 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 Greenbelt Lake 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. Greenbelt Lake has fallen 1.27 ft over the past 30 days. For the operational reason on any given week, check the Texas Water Development Board directly.
How much has Greenbelt Lake changed over the past year?
The level is -6.94 ft compared with this date last year (2608.36 ft today). The full-history chart above covers 30.1 years, with a record high of 2646.4 ft and a record low of 2608.36 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.