Lake Granbury
Source: Texas Water Development Board (Water Data for Texas)
SE 10 to 15 mph · rain 0%
SE 0 to 10 mph · rain 1%
Level history
Field notes
On Oct 25, 2026, Lake Granbury was at 690.65 ft, which is 88.0% of its conservation capacity.
That is 2.05 ft below the conservation (full) pool elevation of 692.70 ft.
Over the past 7 days the lake has been rising (+0.11 ft), and it is +0.55 ft over 30 days.
Compared with a year ago (691.72 ft), the lake is 1.07 ft lower.
For this time of year, the median in TWDB's records (1996–2025, 30 years with data) is 96.6% full, so Granbury is currently below normal by 8.6 percentage points.
In TWDB's dataset (since 1987), the highest level recorded is 692.96 ft (May 17, 1989) and the lowest is 681.50 ft (Jun 21, 2014). Older records may be monthly rather than daily.
Lake facts
| Conservation storage | 116,963 ac-ft |
|---|---|
| Total storage (latest) | 117,872 ac-ft |
| Surface area | 7,424 acres |
| Gauge location | 32.3743, -97.6892 |
| Groups | Brazos River Basin Brazos G (Region G) Water Planning Area |
Reference levels
| Level · source | Elevation | Today vs level |
|---|---|---|
| Conservation (full) pool TWDB | 692.70 ft | −2.05 ft |
| Dead pool TWDB | 640.00 ft | +50.65 ft |
| Highest in TWDB data (since 1987) TWDB series | 692.96 ft May 17, 1989 | −2.31 ft |
| Lowest in TWDB data (since 1987) TWDB series | 681.50 ft Jun 21, 2014 | +9.15 ft |
| Normal range for this date TWDB series, 30 years 1996–2025 | 87.7–98.8% full (median 96.6%) | — |
| Conservation capacity TWDB | 132,949 acre-feet | — |
Only levels the agency publishes, or that we compute directly from its own records, are listed. “Today vs level” = latest reading minus the reference level. A level the source does not publish is left out rather than estimated.
Nearby lakes
Common questions
How full is Lake Granbury right now?
As of Oct 25, 2026, TWDB reports Lake Granbury at 88.0% of its conservation capacity (116,963 of 132,949 acre-feet). For this date, the middle half of past years (1996–2025) ranged from 87.7% to 98.8% full, with a median of 96.6%.
What is the record high and low at Lake Granbury?
In TWDB's records since 1987, the highest level is 692.96 ft (May 17, 1989) and the lowest is 681.50 ft (Jun 21, 2014).
What is full pool at Lake Granbury?
The conservation (full) pool elevation used by TWDB is 692.70 ft. The lake is currently 2.05 ft below it.
Is Lake Granbury rising or falling?
Over the last 7 days it changed +0.11 ft and over 30 days +0.55 ft.
How often is this page updated?
The page is rebuilt automatically every day from TWDB's published data. Values can be revised later by the source agency.
Where does the data come from?
Water Data for Texas, run by the Texas Water Development Board, which compiles gauge readings from USGS, USACE, river authorities and others. Forecasts come from the National Weather Service.
Values are TWDB daily estimates; elevations in feet above the vertical datum stated by TWDB. TWDB disclaimer: reservoir data are best estimates generated by the Texas Water Development Board from data collected by various providers; TWDB makes no warranties as to their fitness for any purpose. See data sources.