Amistad Reservoir, TX

Amistad Reservoir is at 43.6% of conservation capacity as of 2026-10-13, which we classify as very low. That is 57.21 ft below full pool of 1117.00 ft. Over the past 30 days the level has risen 3.31 ft.

The most recent reading at Amistad Reservoir is 1059.79 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 Amistad Reservoir in our records is 1135.64 ft on 1974-09-23. The lowest is 913.32 ft on 1968-06-01. Our record covers about 58 years of readings.

Compared with every October in our records, the current level is higher than 6% 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. Amistad Reservoir has risen 3.31 ft over the past 30 days. For the operational reason on any given week, check the Texas Water Development Board directly.

Amistad Reservoir is +2.30 ft compared with this date last year (1059.79 ft today). The full-history chart above covers 58 years, with a record high of 1135.64 ft and a record low of 913.32 ft.