Largest lakes & reservoirs in West Coast Region, AZ 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 6 articles we have published for West Coast Region, AZ lakes.
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Below are lakes within USA > US Southwest Region > Arizona > West Coast Region, AZ > Compared by water volume. This list does not represent all lakes in West Coast Region, AZ, only the 6 West Coast Region, AZ lake articles we have published on the LakeLubbers website.
Lake name  |
Water vol. in ac-ft |
Lake description |
|---|---|---|
| Lake Mead, AZ/NV (Arizona, Las Vegas Territory, NV, Nevada, US Southwest Region, US West Region, USA, West Coast Region, AZ) |
28,537,000 ac-ft | Lake Mead is the USA’s largest man-made reservoir in amount of water it can hold. Although Lake Powell is marginally larger in acreage at full-pond, L… |
| Lake Mohave, AZ/NV (Arizona, Las Vegas Territory, NV, Nevada, US Southwest Region, US West Region, USA, West Coast Region, AZ) |
1,818,330 ac-ft | Lake Mohave is a man-made reservoir on the Colorado River that spans 28,260 acres. It is a part of the Lake Mead National Recreation Area, and was cre… |
| Lake Havasu, AZ/CA (Arizona, California, Desert Region, CA, US Southwest Region, US West Region, USA, West Coast Region, AZ) |
648,000 ac-ft | Lake Havasu’s 20,400 acres, formed behind Parker Dam on the Colorado River, is a boating paradise. Around Lake Havasu City, the most recognizable sigh… |
| Alamo Lake, AZ (Arizona, US Southwest Region, USA, West Coast Region, AZ) |
159,000 ac-ft | Alamo Lake is an outdoor person’s wonderland with great fishing, a unique Sonoran desert landscape and a plethora of desert animals. Wildlife viewing… |
| Martinez Lake, AZ (Arizona, US Southwest Region, USA, West Coast Region, AZ) |
6,400 ac-ft | (Also known as Lake Martinez) Located 35 miles north of Yuma in Arizona’s West Coast Region, Martinez Lake is a 640-acre freshwater lake that was created in 1955 as a fishing camp.… |