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Lake Tenkiller Water Level Today

Also known as Tenkiller Ferry Lake

Daily level, distance to full pool and history for Lake Tenkiller, on the Illinois River in Oklahoma.

Updated · Source: US Army Corps of EngineersUSACE Provisional

Water level Provisional

625.01ft

msl · 8:00 PM CST, Nov 7, 2026

  • 6.99 ftbelow full pool (632.0 ft)
  • 582,606acre-ft in storage
  • +0.05 ftin 24 h+0.30 ft in 7 days−0.64 ft in 30 days
625630635640625630635640625630635640
  • Full pool
  • 1 yr ago

Is Lake Tenkiller full?

No. Lake Tenkiller is 6.99 ft below full pool (632.0 ft). It is 8.22 ft lower than a year ago (633.23 ft on Nov 7, 2025).

Lake Tenkiller level history

View data table
DateLevel (ft)% full
Nov 7, 2026625.01—
Nov 6, 2026624.98—
Nov 5, 2026624.93—
Nov 4, 2026624.89—
Nov 3, 2026624.82—
Nov 2, 2026624.77—
Nov 1, 2026624.74—
Oct 31, 2026624.63—
Oct 30, 2026624.56—
Oct 29, 2026624.60—
Oct 28, 2026624.62—
Oct 27, 2026624.65—
Oct 26, 2026624.68—
Oct 25, 2026624.71—
Oct 24, 2026624.75—
Oct 23, 2026624.78—
Oct 22, 2026624.82—
Oct 21, 2026624.89—
Oct 20, 2026624.96—
Oct 19, 2026624.99—
Oct 18, 2026624.97—
Oct 17, 2026624.92—
Oct 16, 2026624.93—
Oct 15, 2026624.97—
Oct 14, 2026625.07—
Oct 13, 2026625.18—
Oct 12, 2026625.31—
Oct 11, 2026625.40—
Oct 10, 2026625.45—
Oct 9, 2026625.53—
Oct 8, 2026625.65—
  • Lake Tenkiller level
  • Full pool 632.0 ft
  • Above full pool
Source: USACE · Daily averages since 2014

Lake Tenkiller on Nov 7 in past years

Lake Tenkiller water level on Nov 7 in past years
YearLevel (ft)vs todayvs full pool
2026today625.01—−6.99 ft
2025633.23+8.22+1.23 ft
2024633.54+8.53+1.54 ft
2023632.91+7.90+0.91 ft
2022626.70+1.69−5.30 ft
2021634.33+9.32+2.33 ft
2020634.03+9.02+2.03 ft
2019642.94+17.93+10.94 ft
2018629.55+4.54−2.45 ft
2017630.39+5.38−1.61 ft
2016628.78+3.77−3.22 ft

Today’s level is the lowest for Nov 7 in records going back to 2014.

Lake facts

Full pool (conservation pool)
632.0 ft msl
Top of flood pool
667.0 ft msl
Bottom of conservation pool
594.5 ft msl
Highest since 2014
665.99 ftDec 30, 2015
Lowest since 2014
569.26 ftDec 31, 2016
Data since
Sep 20, 2014
Dam
Tenkiller Ferry Damcompleted 1952
River
Illinois River
Operated by
US Army Corps of Engineers, Tulsa District
Dam location
Sequoyah County
Gauge location
35.5968, −95.0494

Dam, river and owner from the National Inventory of Dams (USACE). Records cover Sep 20, 2014 to today (daily averages).

Weather on the lake

  1. Tonight40°FLowCalmPartly Cloudy then Areas Of Fog
  2. Sunday67°FHighLow 42°FCalmAreas Of Fog then Sunny
  3. Monday70°FHighLow 52°FCalmSunny
  4. Tuesday72°FHighLow 57°FS 0–5 mphMostly Sunny
  5. Wednesday73°FHighLow 51°FW 0–10 mphMostly Sunny then Slight Chance Rain Showers
  6. Thursday65°FHighLow 43°FN 5–10 mphSunny
  7. Friday62°FHighLow 45°FN 0–5 mphSunny

Forecast: National Weather Service for the dam area (35.60, −95.05). Wind speeds are forecasts, not measurements.

Nearby lakes

Quick answers

What is the full pool level of Lake Tenkiller?
632.0 ft above mean sea level, the top of its conservation pool. Above it, water is held in the flood pool (up to 667.0 ft) and released through Tenkiller Ferry Dam when conditions downstream allow.
How much does Lake Tenkiller need to be full?
Lake Tenkiller needs 6.99 ft more water to reach full pool (632.0 ft), as of Nov 7, 2026.
Is Lake Tenkiller rising or falling?
It is rising: +0.30 ft in the last 7 days and +0.05 ft in 24 hours, to 625.01 ft on 8:00 PM CST, Nov 7, 2026 (US Army Corps of Engineers).
When was Lake Tenkiller last full?
It was last at or above full pool (632.0 ft) on Aug 8, 2026. On Nov 7, 2026 it was 6.99 ft below.
What is the highest level in our data?
Lake Tenkiller reached 665.99 ft on Dec 30, 2015. The lowest was 569.26 ft on Dec 31, 2016 (USACE data since 2014; older records are not in this data set).
How much has Lake Tenkiller changed in the last year?
In the last 12 months it ranged from 624.56 ft (Oct 30, 2026) to 640.71 ft (Jun 29, 2026), a swing of 16.15 ft.
How often is this page updated?
This page is updated several times a day with the latest reading from US Army Corps of Engineers. The last reading is from 8:00 PM CST, Nov 7, 2026.

Where this data comes from

Hourly pool elevation from the US Army Corps of Engineers (water.usace.army.mil). Recent readings are provisional and may be revised. 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.