Addicks Reservoir Water Level

As of 2026-08-15, Addicks Reservoir sits at 76.41 ft, which is above average for this time of year.Over the past 30 days the level has fallen 10.84 ft.

The most recent reading is 76.41 ft (2026-08-15), sourced from the Texas Water Development Board. Readings on this page refresh automatically as the agency publishes new data.

The highest level in our records is 109.06 ft on 2017-08-30. The lowest is 67.15 ft on 2020-06-18. Our record covers about 23.9 years of readings.

Compared with every August in our records, the current level is higher than 76% of them — above average for this time of year. 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. Addicks Reservoir has fallen 10.84 ft over the past 30 days. For the operational reason on any given week, check the Texas Water Development Board directly.

The level is -1.49 ft compared with this date last year (76.41 ft today). The full-history chart above covers 23.9 years, with a record high of 109.06 ft and a record low of 67.15 ft.