Choke Canyon Reservoir
Source: Texas Water Development Board (Water Data for Texas)
ESE 12 mph · rain 10%
E 5 to 12 mph · rain 7%
Level history
Field notes
Choke Canyon Reservoir's latest daily level (Oct 25, 2026) is 190.56 ft, which is 21.2% of its conservation capacity.
That is 29.94 ft below the conservation (full) pool elevation of 220.50 ft.
Over the past 7 days the lake has been falling (−0.14 ft), and it is −0.62 ft over 30 days.
Compared with a year ago (182.37 ft), the lake is 8.19 ft higher.
For this time of year, the median in TWDB's records (1996–2025, 30 years with data) is 45.8% full, so Choke Canyon is currently below normal by 24.6 percentage points.
In TWDB's dataset (since 1999), the highest level recorded is 223.46 ft (Sep 12, 2002) and the lowest is 178.24 ft (May 18, 2026). Older records may be monthly rather than daily.
Lake facts
| Conservation storage | 140,568 ac-ft |
|---|---|
| Total storage (latest) | 140,569 ac-ft |
| Surface area | 10,145 acres |
| Gauge location | 28.4839, -98.2458 |
| Groups | Nueces River Basin Coastal Bend (Region N) Water Planning Area Water supply for Corpus Christi |
Reference levels
| Level · source | Elevation | Today vs level |
|---|---|---|
| Conservation (full) pool TWDB | 220.50 ft | −29.94 ft |
| Dead pool TWDB | 136.40 ft | +54.16 ft |
| Highest in TWDB data (since 1999) TWDB series | 223.46 ft Sep 12, 2002 | −32.90 ft |
| Lowest in TWDB data (since 1999) TWDB series | 178.24 ft May 18, 2026 | +12.32 ft |
| Normal range for this date TWDB series, 30 years 1996–2025 | 32.9–78.3% full (median 45.8%) | — |
| Conservation capacity TWDB | 662,820 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 Choke Canyon Reservoir right now?
As of Oct 25, 2026, TWDB reports Choke Canyon Reservoir at 21.2% of its conservation capacity (140,568 of 662,820 acre-feet). For this date, the middle half of past years (1996–2025) ranged from 32.9% to 78.3% full, with a median of 45.8%.
What is the record high and low at Choke Canyon Reservoir?
In TWDB's records since 1999, the highest level is 223.46 ft (Sep 12, 2002) and the lowest is 178.24 ft (May 18, 2026).
What is full pool at Choke Canyon Reservoir?
The conservation (full) pool elevation used by TWDB is 220.50 ft. The lake is currently 29.94 ft below it.
Is Choke Canyon Reservoir rising or falling?
Over the last 7 days it changed −0.14 ft and over 30 days −0.62 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.