Fort Phantom Hill Reservoir water level today
On Oct 28, 2026, Fort Phantom Hill Reservoir is at 1,629.02 ft, 66.5% full (6.88 ft below full pool). That is 3.5 points below normal for this date.
Source: Texas Water Development Board · storage 46,596 of 70,030 acre-ft · provisional data
Fort Phantom Hill Reservoir percent full history
Percent full Normal range (10th–90th percentile, 1996–2025) Average
Records and key dates
- Record high
- 100.0%Aug 3, 2007
- Record low
- 28.9%Dec 15, 1999
- 12-month high
- 79.4%Jun 8, 2026
- 12-month low
- 65.6%Sep 29, 2026
- Last time full
- Sep 3, 2021
- Change in 1 year
- −1.90 ft−8.4 pts
About Fort Phantom Hill Reservoir
- River basin
- Brazos
- Full pool (top of conservation pool)
- 1,635.90 ft
- Conservation capacity
- 70,030 acre-ft
- Surface area today
- 2,971 acres
- Dead pool elevation
- 1,582.40 ft
- Flood control reservoir
- No
- Water supply for
- Abilene
- Data since
- Mar 4, 1999
Monthly average, last 10 years
Average percent full each month.
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 73% | 72% | 72% | 73% | 73% | 77% | 76% | 72% | 67% | 67% | — | — |
| 2025 | 66% | 65% | 64% | 66% | 73% | 82% | 85% | 81% | 78% | 75% | 74% | 74% |
| 2024 | 68% | 68% | 67% | 66% | 69% | 70% | 66% | 63% | 64% | 62% | 67% | 67% |
| 2023 | 67% | 66% | 66% | 64% | 65% | 76% | 78% | 73% | 70% | 69% | 71% | 69% |
| 2022 | 93% | 92% | 92% | 88% | 84% | 80% | 75% | 70% | 69% | 67% | 68% | 68% |
| 2021 | 89% | 88% | 87% | 86% | 97% | 100% | 100% | 100% | 98% | 98% | 96% | 95% |
| 2020 | 89% | 92% | 99% | 100% | 99% | 96% | 94% | 90% | 94% | 93% | 91% | 89% |
| 2019 | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 97% | 93% | 89% | 87% | 87% |
| 2018 | 89% | 87% | 88% | 86% | 84% | 84% | 81% | 77% | 79% | 95% | 100% | 100% |
| 2017 | 98% | 99% | 100% | 100% | 99% | 100% | 99% | 96% | 94% | 97% | 94% | 91% |
Frequently asked questions
Is Fort Phantom Hill Reservoir full?
Not quite. On Oct 28, 2026 Fort Phantom Hill Reservoir was 66.5% full, 6.88 feet below its full pool elevation of 1,635.90 ft. It was last full on Sep 3, 2021.
What is the normal level of Fort Phantom Hill Reservoir for this time of year?
Between 1996 and 2025, Fort Phantom Hill Reservoir averaged 70.0% full around Oct 28, and 8 in 10 years it was between 44.1% and 97.6%. Today it is −3.5 percentage points below that average.
What is the lowest Fort Phantom Hill Reservoir has been?
In the TWDB record, which starts in 1999, the lowest daily value was 28.9% on Dec 15, 1999. The highest was 100.0% on Aug 3, 2007.
How often is the Fort Phantom Hill Reservoir water level updated?
TWDB publishes one reading per day for each reservoir. We check for new data every 2 hours and show the date of the reading next to the level. Recent values are provisional.
What does percent full mean?
It is the water stored in the conservation pool divided by the conservation capacity (70,030 acre-feet for Fort Phantom Hill Reservoir). Water above the conservation pool is flood storage and is not counted, so a reservoir can show 100% while rising into its flood pool.