Choke Canyon Reservoir, TX

Choke Canyon Reservoir is at 21.5% of conservation capacity as of 2026-10-13, which we classify as very low. That is 29.74 ft below full pool of 220.50 ft. Over the past 30 days the level has fallen 0.76 ft.

The most recent reading at Choke Canyon Reservoir is 190.76 ft (2026-10-13), sourced from the Texas Water Development Board. Readings on this page refresh automatically as the agency publishes new data.

The highest level for Choke Canyon Reservoir in our records is 223.46 ft on 2002-09-12. The lowest is 178.24 ft on 2026-05-18. Our record covers about 27 years of readings.

Compared with every October in our records, the current level is higher than 7% of them, which we classify as 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.

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. Choke Canyon Reservoir has fallen 0.76 ft over the past 30 days. For the operational reason on any given week, check the Texas Water Development Board directly.

Choke Canyon Reservoir is +8.05 ft compared with this date last year (190.76 ft today). The full-history chart above covers 27 years, with a record high of 223.46 ft and a record low of 178.24 ft.