Sam Rayburn Reservoir Water Level
Water level now
Below normal153.42ft
−10.98 ft vs normal pool (164.40) · −8.19 ft vs typical for Oct 18
62.4% of conservation storage (Texas Water Development Board, Oct 18, 2026)
Reading taken Oct 18, 2026, 7:00 AM CDT
Source: U.S. Army Corps of Engineers, Fort Worth District (provisional data)
Level in feet above sea level (NGVD 29)
Daily levelNormal poolTypical for the date (2016 to last year)
Provisional data from USACE, as reported at Oct 18, 2026, 7:00 AM CDT. Readings can be delayed or wrong. Not for navigation, flood or safety decisions; follow local authorities and posted signs.
About Sam Rayburn Reservoir
Sam Rayburn Reservoir is 10.98 ft below normal pool, as of Oct 18, 2026, 7:00 AM CDT. The level on this page is reported by the U.S. Army Corps of Engineers, Fort Worth District near Brookeland, TX, and compared with normal pool (the top of the conservation pool, 164.40 ft above sea level (NGVD 29)) and with the typical level for this date.
Since January 2016 the daily level has ranged from 153.42 ft (Oct 18, 2026) to 175.35 ft (Jun 3, 2021).
Over those years the lake has usually been highest in May and lowest in December; in the past 365 days it was at or above normal pool on 0% of days.
Sam Rayburn Reservoir by the numbers
| Normal pool (top of conservation) | 164.40 |
|---|---|
| Top of flood pool | 173.00 |
| Highest since 2016 | 175.35 (Jun 3, 2021) |
| Lowest since 2016 | 153.42 (Oct 18, 2026) |
| Typical for Oct 18 | 161.61 |
| Oct 18, 2025 | 156.21 |
| Conservation storage now | 1,802,392 acre-ft |
Typical level by month
| Month | Median | vs normal | Low | High |
|---|---|---|---|---|
| January | 162.07 | −2.33 ft | 157.01 | 174.85 |
| February | 163.61 | −0.79 ft | 160.89 | 174.76 |
| March | 164.63 | +0.23 ft | 158.09 | 171.63 |
| April | 164.86 | +0.46 ft | 157.92 | 170.12 |
| May | 165.23 | +0.83 ft | 161.64 | 175.24 |
| June | 164.40 | ±0.00 ft | 161.83 | 175.35 |
| July | 163.77 | −0.63 ft | 158.39 | 172.36 |
| August | 162.89 | −1.51 ft | 157.23 | 169.86 |
| September | 161.88 | −2.52 ft | 156.92 | 167.31 |
| October | 161.64 | −2.76 ft | 155.86 | 164.64 |
| November | 161.26 | −3.14 ft | 155.13 | 165.35 |
| December | 161.13 | −3.27 ft | 155.15 | 170.25 |
Highs and lows by year
| Year | High | Date | Low | Date |
|---|---|---|---|---|
| 2026 (so far) | 156.82 | Jun 30 | 153.42 | Oct 18 |
| 2025 | 166.94 | Feb 28 | 155.13 | Nov 24 |
| 2024 | 172.43 | Jun 17 | 157.01 | Jan 22 |
| 2023 | 165.76 | May 19 | 157.13 | Dec 31 |
| 2022 | 163.52 | May 26 | 157.96 | Dec 10 |
| 2021 | 175.35 | Jun 3 | 160.78 | Jan 1 |
| 2020 | 165.69 | May 1 | 159.96 | Nov 25 |
| 2019 | 174.85 | Jan 27 | 161.63 | Oct 14 |
| 2018 | 170.25 | Dec 31 | 160.51 | Sep 23 |
| 2017 | 167.31 | Sep 4 | 161.29 | Jan 1 |
| 2016 | 170.75 | Mar 25 | 160.76 | Nov 28 |
Weather at the dam, next 3 days
- Today: Sunny, wind 5 mph NE75°F
- Tonight: Mostly Clear, wind 0 to 5 mph E53°F
- Monday: Mostly Sunny, wind 0 to 5 mph E79°F
- Monday Night: Partly Cloudy, wind 0 mph 53°F
- Tuesday: Sunny, wind 0 to 5 mph NE81°F
- Tuesday Night: Mostly Clear, wind 0 mph 55°F
Forecast: National Weather Service, issued Oct 18, 2026, 7:46 AM CDT. Conditions on the water can change quickly.
Questions about Sam Rayburn Reservoir
- What is the normal pool level of Sam Rayburn Reservoir?
- 164.40 ft above sea level (NGVD 29). This is the top of the conservation pool as listed by the Corps of Engineers; water above it, up to the top of the flood pool at 173.00 ft, is flood storage that the Corps releases over time.
- Is Sam Rayburn Reservoir full right now?
- As of Oct 18, 2026, 7:00 AM CDT, the lake was 10.98 ft below normal pool, at 62.4% of conservation storage.
- What is the lowest level Sam Rayburn Reservoir has reached recently?
- In our daily record since January 2016, the lowest was 153.42 ft on Oct 18, 2026, 10.98 ft below normal pool.
- How often is this page updated?
- We check the Corps of Engineers every hour and show each reading with its own time. If no new reading arrives for 6 hours, the page says so instead of showing an old value as current. See how we calculate.