Fort Phantom Hill Reservoir Water Level
Texas · updated daily from the Texas Water Development Board
72.3% full
Fort Phantom Hill Reservoir is below full at 1630.34 ft and falling (-0.29 ft in the last 7 days).
5.56 ft below full pool of 1635.90 ft · change since yesterday -0.04 ft
Reading as of 2026-08-15 · higher than 52% of August readings on record
Where Fort Phantom Hill Reservoir sits historically
Today's level compared with every reading in our 27.4-year record for this lake.
Since yesterday
-0.04 ft
7-day change
-0.29 ft
30-day change
-0.99 ft
1-year change
-1.92 ft
Full pool
1635.9 ft
Last 30 days
Last 12 months
Full history (27.4 years)
Fort Phantom Hill Reservoir records and averages
| Current level | 1630.34 ft |
|---|---|
| Percent full | 72.3% |
| Storage | 50,612 acre-feet |
| Record high | 1638.55 ft (2021-06-01) |
| Record low | 1617.71 ft (1999-12-16) |
| Average of all readings | 1629.32 ft |
| Data span | 27.4 years (10,011 readings) |
Frequently asked questions
Is Fort Phantom Hill Reservoir full right now?
Fort Phantom Hill Reservoir is at 72.3% of conservation capacity as of 2026-08-15, which we classify as below full.Over the past 30 days the level has fallen 0.99 ft.
What is the water level at Fort Phantom Hill Reservoir today?
The most recent reading is 1630.34 ft (2026-08-15), sourced from the Texas Water Development Board. Readings on this page refresh automatically as the agency publishes new data.
What is the highest Fort Phantom Hill Reservoir has ever been?
The highest level in our records is 1638.55 ft on 2021-06-01. The lowest is 1617.71 ft on 1999-12-16. Our record covers about 27.4 years of readings.
Is Fort Phantom Hill Reservoir low for this time of year?
Compared with every August in our records, the current level is higher than 52% of them — below full. Seasonal comparison matters more than the raw number, because most reservoirs draw down predictably through late summer and refill over winter and spring.
Why is Fort Phantom Hill Reservoir low right now?
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. Fort Phantom Hill Reservoir has fallen 0.99 ft over the past 30 days. For the operational reason on any given week, check the Texas Water Development Board directly.
How much has Fort Phantom Hill Reservoir changed over the past year?
The level is -1.92 ft compared with this date last year (1630.34 ft today). The full-history chart above covers 27.4 years, with a record high of 1638.55 ft and a record low of 1617.71 ft.
Nearby lakes in Texas
Source: the Texas Water Development Board. Readings are provisional and subject to revision by the publishing agency. All Texas lake levels.