Largest lakes & reservoirs in River Valley Region, AR by water volume
The estimated volume of water that a lake contains is measured at the lake’s normal elevation. By this measure, the world’s largest freshwater lake is Siberia’s Lake Baikal.Water Volume can be measured in acre-feet, in cubic miles, or in cubic kilometers. One acre-foot is the amount of water needed to cover one acre (43,560 square feet) to a depth of one foot. One cubic mile equals 3,379,200 acre-feet. One cubic kilometer equals 810,713 acre-feet. 1 acre-foot is equal to 325,851 US gallons. Siberia’s Lake Baikal contains about 6,276,367,740,000,000 gallons of freshwater – nearly 1 million gallons for every living person on earth.
The other – and more widely used – measure of a lake’s size is the lake’s surface acreage. By that measure, the world’s largest freshwater lake is North America’s Lake Superior.
Note: In the United States, an acre foot is a unit of volume used to refer to large-scale bodies of water. It is defined by the volume of water needed to cover 1 acre of surface area to a depth of 1 foot.
You can find many of the the world’s largest lakes (by water volume) on LakeLubbers. Note: For some lakes, the water volume data is unknown or does not apply, so you may see fewer lakes than the total 2 articles we have published for River Valley Region, AR lakes.
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Below are lakes within USA > US South Region > Arkansas > River Valley Region, AR > Compared by water volume. This list does not represent all lakes in River Valley Region, AR, only the 2 River Valley Region, AR lake articles we have published on the LakeLubbers website.
Lake name  |
Water vol. in ac-ft |
Lake description |
|---|---|---|
| Lake Dardanelle, AR (Arkansas, River Valley Region, AR, US South Region, USA) |
486,200 ac-ft | (Also known as Dardanelle Lake) Lake Dardanelle stretches out over more than 34,000 acres in the River Valley region of northwest Arkansas, sandwiched between the Ozark Mountains to… |
| Ozark Lake, AR (Arkansas, River Valley Region, AR, US South Region, USA) |
148,400 ac-ft | Formed by the completion of the Ozark-Jeta Taylor Lock and Dam and Powerhouse in 1969, Ozark Lake is a 10,600-acre lake located between the Ozark and… |