Lake Conditions
Illustrated map of Keystone Lake

Lake levels

Fort Gibson Lake, OK

water level
554.85 ft
Condition
About average for this time of year
7-day change
+0.07 ft
Above full pool
0.85 ft
30-day change
+2.22 ft

Reading as of 2026-10-13 | the U.S. Army Corps of Engineers

Since yesterday
+0.16 ft
7-day change
+0.07 ft
30-day change
+2.22 ft
Above full pool
0.85 ft
1-year change
+0.37 ft

In brief

Fort Gibson Lake stood at 554.85 feet on Oct 13, 2026. That is lower than 51% of October readings since 2014.

Source: U.S. Army Corps of Engineers

Lake level timeline

552.3553.0553.7554.4555.2SEP 13SEP 18SEP 23SEP 28OCT 03OCT 08OCT 13FULL POOL 554.00 ftLOW 552.62554.85 ft

Records and averages

Current level554.85 ft
Full pool (conservation) 554.00 ft
Flood pool 582.00 ft
Record high581.92 ft (2019-06-25)
Record low551.03 ft (2020-10-17)
Average of all readings557.14 ft
Data span12 years (4,380 readings)

Level schematic

549.8558.1566.5574.8583.2FULL POOL 554.00 ft554.85 ft0.85 ftabove full pool

Frequently asked questions

Is Fort Gibson Lake full right now?

As of 2026-10-13, Fort Gibson Lake sits at 554.85 ft, which is about average for this time of year. That is 0.85 ft above full pool of 554.00 ft. It is still 27.1 ft below the flood pool of 582.00 ft. Over the past 30 days the level has risen 2.22 ft.

What is the water level at Fort Gibson Lake today?

The most recent reading at Fort Gibson Lake is 554.85 ft (2026-10-13), sourced from the U.S. Army Corps of Engineers. Readings on this page refresh automatically as the agency publishes new data.

What is the highest Fort Gibson Lake has ever been?

The highest level for Fort Gibson Lake in our records is 581.92 ft on 2019-06-25. The lowest is 551.03 ft on 2020-10-17. Our record covers about 12 years of readings.

Is Fort Gibson Lake low for this time of year?

Compared with every October in our records, the current level is higher than 49% of them, which we classify as about average for this time of year. Seasonal comparison matters more than the raw number, because most reservoirs draw down predictably through late summer and refill over winter and spring.

Why is Fort Gibson Lake changing right now?

Reservoir levels move for four main reasons: rainfall and runoff into the basin, releases through the dam for downstream water supply, power generation or flood control, evaporation during hot months, and seasonal drawdown schedules set by the operating agency. Fort Gibson Lake has risen 2.22 ft over the past 30 days. For the operational reason on any given week, check the U.S. Army Corps of Engineers directly.

How much has Fort Gibson Lake changed over the past year?

Fort Gibson Lake is +0.37 ft compared with this date last year (554.85 ft today). The full-history chart above covers 12 years, with a record high of 581.92 ft and a record low of 551.03 ft.

Download and cite

Quote this reading

Fort Gibson Lake stood at 554.85 feet on Oct 13, 2026. That is lower than 51% of October readings since 2014.

From the U.S. Army Corps of Engineers, updated daily. The sentence changes with every new reading, so quote it with its date.

Download the full record

fort-gibson-lake-ok-water-level-history.csv

4,380 readings, Sep 21, 2014 to Oct 13, 2026. Daily readings. Columns: date, water_level_ft. 81 KB.

How to cite

MyWaterLevel, “Fort Gibson Lake water level, 2014 to 2026,” data from U.S. Army Corps of Engineers, https://mywaterlevel.com/lake/ok/fort-gibson-lake/, accessed Oct 13, 2026.

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Source: the U.S. Army Corps of Engineers. All Oklahoma lake levels. Readings are provisional and may be revised. About our data and methods.