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Delaware Lake Water Level Today

Daily level, distance to full pool and history for Delaware Lake, on the Olentangy River in Ohio.

Updated · Source: US Army Corps of EngineersUSACE Provisional

Water level Provisional

913.86ft

msl · 3:15 PM EST, Nov 8, 2026

  • 1.14 ftbelow full pool (915.0 ft)
  • 12,692acre-ft in storage
  • −0.36 ftin 24 h−1.28 ft in 7 days−1.56 ft in 30 days
912914916918912914916918912914916918
  • Full pool
  • 1 yr ago

Is Delaware Lake full?

No. Delaware Lake is 1.14 ft below full pool (915.0 ft). It is 0.87 ft higher than a year ago (912.99 ft on Nov 8, 2025).

Delaware Lake level history

Full pool 915.0 ft
View data table
DateLevel (ft)% full
Nov 8, 2026913.86—
Nov 7, 2026914.25—
Nov 6, 2026914.58—
Nov 5, 2026915.01—
Nov 4, 2026915.08—
Nov 3, 2026915.09—
Nov 2, 2026915.12—
Nov 1, 2026915.14—
Oct 31, 2026915.16—
Oct 30, 2026915.19—
Oct 29, 2026915.20—
Oct 28, 2026915.21—
Oct 27, 2026915.23—
Oct 26, 2026915.24—
Oct 25, 2026915.26—
Oct 24, 2026915.27—
Oct 23, 2026915.28—
Oct 22, 2026915.29—
Oct 21, 2026915.30—
Oct 20, 2026915.30—
Oct 19, 2026915.31—
Oct 18, 2026915.32—
Oct 17, 2026915.34—
Oct 16, 2026915.34—
Oct 15, 2026915.35—
Oct 14, 2026915.37—
Oct 13, 2026915.37—
Oct 12, 2026915.39—
Oct 11, 2026915.41—
Oct 10, 2026915.41—
Oct 9, 2026915.42—
  • Delaware Lake level
  • Full pool 915.0 ft
  • Above full pool
Source: USACE · Daily averages since 2020

Delaware Lake on Nov 8 in past years

Delaware Lake water level on Nov 8 in past years
YearLevel (ft)vs todayvs full pool
2026today913.86—−1.14 ft
2025912.99−0.87−2.01 ft
2024912.01−1.85−2.99 ft
2023913.34−0.52−1.66 ft
2022913.36−0.50−1.64 ft
2021913.87+0.01−1.13 ft
2020914.18+0.32−0.82 ft

Today’s level is the highest for this date since 2021.

Lake facts

Full pool (conservation pool)
915.0 ft msl
Seasonal target today
913.8 ft+0.03 ft vs target
Summer / winter pool
915.0 / 910.0 ft
Top of flood pool
947.0 ft msl
Bottom of conservation pool
881.0 ft msl
Highest since 2020
937.17 ftApr 8, 2025
Lowest since 2020
905.61 ftDec 2, 2022
Data since
Aug 12, 2020
Dam
Delaware Damcompleted 1951
River
Olentangy River
Operated by
US Army Corps of Engineers, Huntington District
Dam location
Delaware County
Gauge location
40.3592, −83.0692

Dam, river and owner from the National Inventory of Dams (USACE). Records cover Aug 12, 2020 to today (daily averages).

Weather on the lake

  1. This Afternoon57°FHighLow 36°FSW 15 mphSunny
  2. Tonight36°FLowW 7–12 mphMostly Clear then Areas Of Frost
  3. Monday57°FHighLow 36°FNW 5–8 mphWidespread Frost then Sunny
  4. Tuesday63°FHighLow 35°FSW 9 mphSunny
  5. Wednesday58°FHighLow 38°FNW 0–5 mphMostly Sunny
  6. Thursday49°FHighLow 30°FN 9–14 mphChance Light Rain
  7. Friday44°FHighLow 28°FN 12–15 mphSlight Chance Rain and Snow then Partly Sunny

Forecast: National Weather Service for the dam area (40.36, −83.07). Wind speeds are forecasts, not measurements.

Nearby lakes

Quick answers

What is the full pool level of Delaware Lake?
915.0 ft above mean sea level, the top of its conservation pool. Above it, water is held in the flood pool (up to 947.0 ft) and released through Delaware Dam when conditions downstream allow.
How much does Delaware Lake need to be full?
Delaware Lake needs 1.14 ft more water to reach full pool (915.0 ft), as of Nov 8, 2026.
Is Delaware Lake rising or falling?
It is falling: −1.28 ft in the last 7 days and −0.36 ft in 24 hours, to 913.86 ft on 3:15 PM EST, Nov 8, 2026 (US Army Corps of Engineers).
When was Delaware Lake last full?
It was last at or above full pool (915.0 ft) on Nov 5, 2026. On Nov 8, 2026 it was 1.14 ft below.
What is the highest level in our data?
Delaware Lake reached 937.17 ft on Apr 8, 2025. The lowest was 905.61 ft on Dec 2, 2022 (USACE data since 2020; older records are not in this data set).
How much has Delaware Lake changed in the last year?
In the last 12 months it ranged from 913.00 ft (Nov 11, 2025) to 933.48 ft (May 28, 2026), a swing of 20.48 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 3:15 PM EST, Nov 8, 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.