Deepest lakes & reservoirs in Southwest Colorado 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 7 articles we have published for Southwest Colorado lakes.
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Below are lakes within USA > US West Region > Colorado > Southwest Colorado > Compared by maximum depth in feet. This list does not represent all lakes in Southwest Colorado, only the 7 Southwest Colorado lake articles we have published on the LakeLubbers website.
Lake name  |
Max depth in feet |
Lake description |
|---|---|---|
| Morrow Point Reservoir, CO (Colorado, Southwest Colorado, US West Region, USA) |
400 ft | Only something truly breathtaking and extraordinary would make it worth carrying a kayak down 232 steps. The steep, rocky cliffs meeting the clear blu … |
| Blue Mesa Reservoir, CO (Colorado, Southwest Colorado, US West Region, USA) |
342 ft | Also known as Blue Mesa Lake Beautiful mesas, deep canyons, and steep rocky cliffs surround Blue Mesa Reservoir, the second largest lake entirely in Colorado. The clear, blue, mou … |
| McPhee Reservoir, CO (Colorado, Southwest Colorado, US West Region, USA) |
270 ft | In 1776 Spanish priests traveling through the Dolores Valley imagined a project that would bring water to the thirsty crops of the Montezuma Valley. B … |
| Lake San Cristobal, CO (Colorado, Southwest Colorado, US West Region, USA) |
60 ft | Surrounded by ghost towns and a rich mining history and in the shadows of some of the tallest mountains in the county, Lake San Cristobal is a beautif … |
| Lake Purgatory, CO (Colorado, Southwest Colorado, US West Region, USA) |
8 ft | Also known as Columbine Lake, Purgatory Lake Set in the middle of a winter wonderland, Lake Purgatory is a private, alpine lake found in beautiful southwestern Colorado. Property owners and their … |