Deepest lakes & reservoirs in by maximum depth (ft)
The estimated greatest depth of the water in a lake can be measured at the lake’s normal elevation. If the water volume and surface area of a lake are known, an estimate of the lake’s average depth can be calculated:Water volume ÷ Surface Area = Average Depth
Example: 1,000,000 acre-feet ÷ 20,000 acres = 50 feet average depth.
You can find many of the the world’s deepest lakes on LakeLubbers. If you sort the list, you will find the (maximum depth of) the shallowest lakes in our database. Note: For some lakes, lake depth data is unknown, so this table may display fewer lakes than the total 2151 articles we have published for lakes.
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Below are lakes within Compared by maximum depth in feet. This list does not represent all lakes in , only the 2151 lake articles we have published on the LakeLubbers website.
Lake name  |
Max depth in feet |
Lake description |
|---|---|---|
| Kelly Lake BC (British Columbia, Canada, Canada) |
135 ft | Kelly Lake has secrets. But the biggest secret is a secret no more – and has put small Kelly Lake on the international radar. Both NASA and the Canadi … |
| Merrymeeting Lake (Lakes Region, NH, New Hampshire, US New England Region, USA) |
135 ft | Beautiful Merrymeeting Lake in the town of New Durham, New Hampshire was formed by an impoundment on the Merrymeeting River in 1923. At normal water l … |
| Kuybyshev Reservoir, Russia (Povolzhsky Region, Russia, Russia) |
135 ft | Also known as Kuybyshevskoye Reservoir, Kuibyshev Reservoir The Kuybyshev Reservoir or Kuybyshevskoye Reservoir is a 1,593,823-acre lake in the middle of the Volga and lower Kama rivers in west central (Middle … |
| Lake Pueblo, CO (Colorado, Southeast Colorado, US West Region, USA) |
135 ft | Lake Pueblo is located west of Pueblo, Colorado and was formed when the Arkansas River was dammed as a part of the Fryingpan/Arkansas project of the B … |
| Lake Wedowee, AL (Alabama, Metropolitan Region, AL, US South Region, USA) |
135 ft | Also known as R. L. Harris Reservoir, Harris Lake Lake Wedowee, also known as the R. L. Harris Reservoir, is tucked in the foothills of the Talladega and Appalachian Mountains. The lake is an impoundm … |
| Lake McConaughy, NE (Nebraska, Prairie Lakes Region, NE, US Midwest Region, USA) |
135 ft | Also known as Big Mac Lake McConaughy, commonly called Big Mac, is Nebraska’s largest reservoir with 30,500 acres and 76 shoreline miles. Lake McConaughy is conveniently lo … |
| Tygart Lake, WV (Mountaineer Country, WV, US South Region, USA, West Virginia) |
134 ft | The wilderness song of Tygart Lake calls to fishing enthusiasts, boaters, campers, hikers, writers and artisans. Located near the beautiful Appalachia … |
| Swan Lake MT (Glacier Country, MT, Montana, US West Region, USA) |
133 ft | Montana conjures images of snow-capped mountains and clean waters full of fish, and Swan Lake more than lives up to that reputation. Surrounded by the … |
| Kabekona Lake, MN (Minnesota, Northwest Minnesota, US Midwest Region, USA) |
133 ft | They start almost every day this way, sitting on the deck, and watching the loons glide across Kabekona Lake. When they were ready to retire they knew … |
| Lake Mendocino, CA (California, North Coast Region, CA, US West Region, USA) |
133 ft | With the gateway to the redwoods on one side and California’s wine country on the other, Lake Mendocino is an extraordinary vacation destination. The … |
| Mooselookmeguntic Lake, ME (Lakes & Mountains Region, ME, Maine, US New England Region, USA) |
132 ft | Also known as Rangeley Lakes Mooselookmeguntic Lake is part of the Rangeley Lakes Region of Western Maine, straddling the borders of Franklin and Oxford Counties. The lake is part … |
| Allegheny Reservoir, NY/PA (Chautauqua-Allegheny Region, NY, New York, Pennsylvania, Pennsylvania Wilds Region, US Mid-Atlantic Region, USA) |
132 ft | Also known as Kinzua Dam Lake, Kinzua Lake, Lake Kinzua Flowing across tree-covered hills in northwestern Pennsylvania and southwestern New York, the Allegheny Reservoir’s 12,080 acres provide an open invit … |