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Lake Alan Henry Water Level Today
Texas · Official data from the Texas Water Development Board
Water level today · September 28, 2026 (daily reading)
8.6 ft below normal
for the date, below the range seen in 8 of 10 years
2,208.74 ft above sea level
- vs full pool
- −11.3 ft
- Storage
- 71.5% full
- Past 7 days
- −0.1 ft
- vs 1 year ago
- −8.4 ft
What do these numbers mean?
- Water level
- The height of the lake surface in feet above sea level, as measured by the official gauge.
- Full pool
- The level the lake is normally kept at when it is full (top of conservation pool). Above it, the lake is storing flood water.
- Normal for the date
- The typical (median) level on this calendar date across 2006-2025. The normal range is where the lake stood in 8 of 10 years.
- % full
- How much of the reservoir's conservation storage is in use, as reported by the Texas Water Development Board.
Lake Alan Henry water level chart (last 2 years)
How full is Lake Alan Henry right now?
Lake Alan Henry is 11.3 ft below full pool (2,220.0 ft). By conservation storage the reservoir is 71.5% full.
Over the past 7 days the level fell 0.06 ft; over 30 days it fell 0.7 ft.
One year ago the lake stood at 2,217.2 ft, so it is −8.4 ft compared with the same day last year.
Is Lake Alan Henry above or below normal?
For September 28, the normal level is about 2,217.3 ft (the normal range is 2,211.0 ft to 2,220.1 ft). Today's level is −8.6 ft compared with normal, below normal.
“Normal” here means the median level recorded on this calendar date across 2006-2025. Many reservoirs are drawn down on purpose in fall and winter, so a level below full pool can still be completely normal for the season.
Recent history
| Highest daily level (last 2 years) | 2,222.08 ft | November 19, 2024 |
| Lowest daily level (last 2 years) | 2,208.71 ft | September 19, 2026 |
| Same day last year | 2,217.19 ft | −8.4 ft vs today |
| Full pool | 2,220.00 ft | top of conservation pool |
Frequently asked questions
- What is the water level of Lake Alan Henry today?
- The latest reading is 2,208.74 ft above sea level, reported by the Texas Water Development Board on September 28, 2026.
- Is Lake Alan Henry full?
- No. Lake Alan Henry is 11.3 ft below its full pool of 2,220.0 ft and 71.5% full by conservation storage.
- What is a normal water level for Lake Alan Henry at this time of year?
- Based on daily readings from 2006-2025, the typical (median) level for this date is 2,217.3 ft, and 8 out of 10 years fall between 2,211.0 ft and 2,220.1 ft.
- What is the full pool elevation of Lake Alan Henry?
- Full pool for Lake Alan Henry is 2,220.0 ft (top of conservation pool), according to the Texas Water Development Board.
- What were the highest and lowest levels in the last two years?
- The highest daily level in the last two years was 2,222.1 ft on November 19, 2024; the lowest was 2,208.7 ft on September 19, 2026.
Where this data comes from
The water level is published by the Texas Water Development Board (station AlanHenry) and refreshed on this page every day. Full pool comes from Texas Water Development Board; the normal range is calculated from official daily readings for 2006-2025. Recent readings are provisional and may be revised. See data sources & methodology.