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Sam Rayburn Reservoir Water Level Today

Also known as Sam Rayburn Lake · Lake Sam Rayburn

Daily level, percent full and history for Sam Rayburn Reservoir, on the Angelina River in Texas.

Updated · Source: Texas Water Development BoardTWDB

Water level

152.71ft

msl · Daily reading for Nov 7, 2026

  • 11.69 ftbelow full pool (164.4 ft)
  • 60.4%full
  • −0.02 ftin 24 h−0.13 ft in 7 days−1.13 ft in 30 days
155160165170155160165170155160165170
  • Full pool
  • 1 yr ago

Storage 1,725,334 of 2,857,077 acre-ft

Is Sam Rayburn Reservoir full?

No. Sam Rayburn Reservoir is 60.4% full, 11.69 ft below full pool. It is 2.82 ft lower than a year ago (155.53 ft on Nov 7, 2025).

Sam Rayburn Reservoir level history

View data table
DateLevel (ft)% full
Nov 7, 2026152.7160.4%
Nov 6, 2026152.7360.4%
Nov 5, 2026152.7560.5%
Nov 4, 2026152.7760.6%
Nov 3, 2026152.7760.6%
Nov 2, 2026152.8060.6%
Nov 1, 2026152.8260.7%
Oct 31, 2026152.8460.8%
Oct 30, 2026152.8760.8%
Oct 29, 2026152.9060.9%
Oct 28, 2026152.9361.0%
Oct 27, 2026152.9761.1%
Oct 26, 2026153.0161.2%
Oct 25, 2026153.0561.4%
Oct 24, 2026153.1061.5%
Oct 23, 2026153.1561.6%
Oct 22, 2026153.2161.8%
Oct 21, 2026153.2662.0%
Oct 20, 2026153.3162.1%
Oct 19, 2026153.3662.2%
Oct 18, 2026153.4162.4%
Oct 17, 2026153.4662.5%
Oct 16, 2026153.4962.6%
Oct 15, 2026153.5362.7%
Oct 14, 2026153.5862.9%
Oct 13, 2026153.6263.0%
Oct 12, 2026153.6763.1%
Oct 11, 2026153.7163.3%
Oct 10, 2026153.7563.4%
Oct 9, 2026153.8063.5%
Oct 8, 2026153.8463.6%
  • Sam Rayburn Reservoir level
  • Full pool 164.4 ft
  • Above full pool
Source: TWDB · Daily readings since 1988

Sam Rayburn Reservoir on Nov 7 in past years

Sam Rayburn Reservoir water level on Nov 7 in past years
YearLevel (ft)vs today% full
2026today152.71—
60.4%
2025155.53+2.82
68.7%
2024161.76+9.05
89.9%
2023158.11+5.40
76.9%
2022158.17+5.46
77.1%
2021161.49+8.78
88.9%
2020160.30+7.59
84.6%
2019162.03+9.32
90.9%
2018162.95+10.24
94.3%
2017163.09+10.38
94.9%
2016161.25+8.54
88.0%

Today’s level is the lowest for this date since 2011.

Lake facts

Full pool (conservation pool)
164.4 ft msl
Dead pool
105.00 ft msl
Conservation capacity
2,857,077 acre-ft
Surface area today
80,673 acres
Highest since 1988
175.22 ftJun 3, 2021
Lowest since 1988
0.00 ftJun 21, 1988
Data since
Jun 19, 1988
Dam
Sam Rayburn Damcompleted 1965
River
Angelina River
Operated by
US Army Corps of Engineers, Fort Worth District
Dam location
Jasper County
Gauge location
31.0608, −94.1060

Dam, river and owner from the National Inventory of Dams (USACE). Records cover Jun 19, 1988 to today (daily averages).

Weather on the lake

  1. Tonight50°FLowNE 0–5 mphMostly Cloudy
  2. Sunday72°FHighLow 50°FN 5 mphPartly Sunny
  3. Monday73°FHighLow 51°FNE 0–5 mphPatchy Fog then Partly Sunny
  4. Tuesday77°FHighLow 55°FCalmPatchy Fog then Mostly Sunny
  5. Wednesday77°FHighLow 56°FSW 0–5 mphPartly Sunny then Slight Chance Rain Showers
  6. Thursday75°FHighLow 46°FNW 5–15 mphMostly Sunny
  7. Friday70°FHighLow 43°FN 5 mphSunny

Forecast: National Weather Service for the dam area (31.06, −94.11). Wind speeds are forecasts, not measurements.

Nearby lakes

Quick answers

What is the full pool level of Sam Rayburn Reservoir?
164.4 ft above mean sea level, the top of its conservation pool. Above it, the extra water is flood storage that is later released downstream through Sam Rayburn Dam.
How much does Sam Rayburn Reservoir need to be full?
Sam Rayburn Reservoir needs 11.69 ft more water to reach full pool (164.4 ft), or about 1,131,743 acre-ft of storage, as of Nov 7, 2026.
Is Sam Rayburn Reservoir rising or falling?
It is falling: −0.13 ft in the last 7 days and −0.02 ft in 24 hours, to 152.71 ft on Nov 7, 2026 (Texas Water Development Board).
When was Sam Rayburn Reservoir last full?
It was last at or above full pool (164.4 ft) on May 31, 2025. On Nov 7, 2026 it was 11.69 ft below.
What is the highest level in our data?
Sam Rayburn Reservoir reached 175.22 ft on Jun 3, 2021. The lowest was 0.00 ft on Jun 21, 1988 (TWDB data since 1988; older records are not in this data set).
How much has Sam Rayburn Reservoir changed in the last year?
In the last 12 months it ranged from 152.71 ft (Nov 7, 2026) to 156.92 ft (Jul 4, 2026), a swing of 4.21 ft.
How often is this page updated?
This page is updated every morning with the daily reading published by the Texas Water Development Board. The last reading is from Nov 7, 2026.

Where this data comes from

Daily reservoir data from the Texas Water Development Board (Sam Rayburn Reservoir on waterdatafortexas.org). Updated every morning. Weather from the National Weather Service. Dam details from the National Inventory of Dams.

Lake Levels Daily is an independent site, not affiliated with TWDB, LCRA, USACE, USGS, NOAA, TVA or any lake operator. Check official sources before making safety decisions.