Lake Marble Falls
Source: Texas Water Development Board (Water Data for Texas)
SE 5 to 10 mph · rain 0%
ESE 0 to 5 mph · rain 1%
Level history
Field notes
Lake Marble Falls's latest daily level (Oct 25, 2026) is 736.64 ft, which is 97.1% of its conservation capacity.
That is 0.36 ft below the conservation (full) pool elevation of 737.00 ft.
The level has been roughly steady over the past week (+0.01 ft).
Compared with a year ago (736.44 ft), the lake is 0.20 ft higher.
For this time of year, the median in TWDB's records (1996–2025, 30 years with data) is 95.5% full, so Marble Falls is currently close to normal.
In TWDB's dataset (since 1966), the highest level recorded is 820.98 ft (Oct 16, 1995) and the lowest is 601.16 ft (Apr 30, 1999). Older records may be monthly rather than daily.
Lake facts
| Conservation storage | 7,378 ac-ft |
|---|---|
| Total storage (latest) | 7,378 ac-ft |
| Surface area | 606 acres |
| Gauge location | 30.5558, -98.2572 |
| Groups | Colorado River Basin Lower Colorado (Region K) Water Planning Area |
Reference levels
| Level · source | Elevation | Today vs level |
|---|---|---|
| Conservation (full) pool TWDB | 737.00 ft | −0.36 ft |
| Highest in TWDB data (since 1966) TWDB series | 820.98 ft Oct 16, 1995 | −84.34 ft |
| Lowest in TWDB data (since 1966) TWDB series | 601.16 ft Apr 30, 1999 | +135.48 ft |
| Normal range for this date TWDB series, 30 years 1996–2025 | 94.8–96.4% full (median 95.5%) | — |
| Conservation capacity TWDB | 7,597 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 Marble Falls right now?
As of Oct 25, 2026, TWDB reports Lake Marble Falls at 97.1% of its conservation capacity (7,378 of 7,597 acre-feet). For this date, the middle half of past years (1996–2025) ranged from 94.8% to 96.4% full, with a median of 95.5%.
What is the record high and low at Lake Marble Falls?
In TWDB's records since 1966, the highest level is 820.98 ft (Oct 16, 1995) and the lowest is 601.16 ft (Apr 30, 1999).
What is full pool at Lake Marble Falls?
The conservation (full) pool elevation used by TWDB is 737.00 ft. The lake is currently 0.36 ft below it.
Is Lake Marble Falls rising or falling?
Over the last 7 days it changed +0.01 ft and over 30 days −0.11 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.