Benbrook Lake water level today
On Oct 28, 2026, Benbrook Lake is at 687.41 ft, 74.3% full (6.59 ft below full pool). That is 3.1 points below normal for this date.
Source: Texas Water Development Board · storage 63,617 of 85,648 acre-ft · provisional data
Benbrook Lake percent full history
Percent full Normal range (10th–90th percentile, 1996–2025) Average
Records and key dates
- Record high
- 100.0%Apr 1, 1989
- Record low
- 39.7%Oct 8, 2011
- 12-month high
- 100.0%Jun 7, 2026
- 12-month low
- 69.8%Sep 30, 2026
- Last time full
- Jun 25, 2026
- Change in 1 year
- −3.70 ft−13.8 pts
About Benbrook Lake
- River basin
- Trinity
- Full pool (top of conservation pool)
- 694.00 ft
- Conservation capacity
- 85,648 acre-ft
- Surface area today
- 3,039 acres
- Dead pool elevation
- 622.00 ft
- Flood control reservoir
- Yes
- Water supply for
- Fort Worth
- Data since
- Sep 30, 1988
Monthly average, last 10 years
Average percent full each month.
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 92% | 87% | 83% | 85% | 93% | 99% | 95% | 87% | 74% | 74% | — | — |
| 2025 | 81% | 92% | 95% | 98% | 100% | 100% | 100% | 94% | 90% | 88% | 89% | 93% |
| 2024 | 91% | 98% | 100% | 99% | 100% | 100% | 98% | 91% | 89% | 87% | 86% | 81% |
| 2023 | 81% | 91% | 100% | 100% | 100% | 100% | 95% | 77% | 57% | 54% | 74% | 79% |
| 2022 | 82% | 76% | 77% | 81% | 86% | 87% | 79% | 67% | 70% | 69% | 72% | 78% |
| 2021 | 91% | 91% | 91% | 95% | 100% | 100% | 98% | 90% | 81% | 73% | 72% | 79% |
| 2020 | 76% | 86% | 99% | 100% | 100% | 100% | 97% | 85% | 81% | 81% | 83% | 87% |
| 2019 | 100% | 100% | 100% | 100% | 100% | 100% | 97% | 87% | 73% | 60% | 62% | 70% |
| 2018 | 91% | 96% | 100% | 100% | 98% | 87% | 73% | 68% | 76% | 94% | 100% | 100% |
| 2017 | 83% | 85% | 83% | 77% | 78% | 84% | 93% | 97% | 98% | 94% | 86% | 87% |
Frequently asked questions
Is Benbrook Lake full?
Not quite. On Oct 28, 2026 Benbrook Lake was 74.3% full, 6.59 feet below its full pool elevation of 694.00 ft. It was last full on Jun 25, 2026.
What is the normal level of Benbrook Lake for this time of year?
Between 1996 and 2025, Benbrook Lake averaged 77.4% full around Oct 28, and 8 in 10 years it was between 58.3% and 96.5%. Today it is −3.1 percentage points below that average.
What is the lowest Benbrook Lake has been?
In the TWDB record, which starts in 1988, the lowest daily value was 39.7% on Oct 8, 2011. The highest was 100.0% on Apr 1, 1989.
How often is the Benbrook Lake 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 (85,648 acre-feet for Benbrook Lake). Water above the conservation pool is flood storage and is not counted, so a reservoir can show 100% while rising into its flood pool.