What is the Deepest Lake in Colorado?

Written by Nixza Gonzalez
Updated: January 18, 2023
© Paul Brady Photography/Shutterstock.com
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Key Points

  • Colorado is geographically diverse and contains mountains, planes, deserts, canyons, rivers and lakes.
  • Colorado lakes are known for being clear and visitors can enjoy fishing, beautiful, idyllic views and activities.
  • Out of all the lakes in Colorado the deepest lakes are the Turquoise, Twin Lake Reservoir, Pueblo, Granby and San Cristobal.

Colorado is home to beautiful mountains, rivers, and lakes. In the state of Colorado alone, there are more than 2,000 lakes and reservoirs, and about 1,500 are publicly owned. Each has its own unique features that are all breathtaking. At many of the lakes in Colorado, you can enjoy the beautiful views and crystal clear waters by fishing, hiking, swimming, boating, and even horseback riding.

Keep reading to discover the deepest lake in Colorado and other fun facts.

What is the deepest lake in Colorado?

The Grand Mesa Lakes
Grand Lake was formed by glaciers thousands of years ago, which is why the water is so clear.

©iStock.com/Paul Hamilton

With so many lakes to choose from in Colorado, it can be hard to decide which is the deepest. However, Grand Lake wins as the deepest lake in Colorado, with a maximum depth of 389 feet. Surrounding the large lake are Colorado’s rocky mountains, which perfectly reflect the water. European settlers discovered the lake and made their home as hunters near the water in log cabins.

Common fish and wildlife in Colorado’s lakes

Colorado is booming with wildlife. For instance, there are up to 2,500 moose living throughout the state and near the large lakes. Black bears, elk, and bighorn sheep are just as common. They live in the mountains and feast on the wildlife and vegetation growing around the lakes. But what about wildlife in the lakes?

Not all lakes have the same species of fish, but you have a good shot of finding walleye, catfish, largemouth bass, salmon, and trout. Some of these fish are native, while others were introduced to keep populations high for food. For example, zebra mussels are not native to the lakes and have limited predators. They are from fresh waters in Eurasia. The biggest danger with these mussels is they attach themselves to native mussels in the water, killing them and decreasing the overall population.

5 of the Deepest Lakes in Colorado

1. Turquoise Lake

Turquoise Lake
Turquoise Lake is 1,800 acres and sits on a turquoise mine.

©Jeffrey Beall / CC BY 4.0 – License

Sitting on a turquoise mine is Turquoise Lake. This lake is between various mountains at an elevation of 10,000 feet. There is a lot we do not know about the history of this breathtaking and local favorite, but it may have formed because of Lake Fork Creek. Miners dammed the waters to create this lake so they could focus on mining for rare turquoise. The average depth of this lake is 50 feet. It is a recreational lake mainly used for fishing, swimming, diving, hiking, and camping. Sugarloaf Mountain is to the side of the lake, offering picturesque views.

2. Twin Lakes Reservoir

Twin Lakes Reservoir
Twin Lakes Reservoir was formed in 1978 by the Twin Lakes Dam.

©iStock.com/SeanXu

The rough surface area of the Twin Lakes Reservoir is 2700 acres. They are a high-volume pair of lakes that is near Mount Elbert as it is seen in the distance. While slightly man-made because of the Twin Lakes Dam, it was formed from a natural glacier lake. It is not a very deep lake, but the depth lets fishers enjoy the recreational activity. It is 32 feet deep on average. The lake is frequently stocked with rainbow trout.

3. Lake Pueblo

Lake Pueblo has a maximum depth of 135 feet.

©iStock.com/Faina Gurevich

Known for its many aquatic recreational activities, Lake Pueblo has a maximum depth of 135 feet, but it is not the deepest lake in Colorado. It is perfect for fishing since you can take a boat or kayak or use some of its 60 miles of shoreline. Surrounding Lake Pueblo is a protected state park. In the park, you can find wildlife like bobcats, snapping turtles, mule deer, coyotes, raccoons, and bullsnakes.

4. Lake Granby

Lake Granby
Lake Granby is located on the Colorado River and has an elevation of 8,284 feet.

©mredd/Shutterstock.com

Lake Granby is the third largest body of water in Colorado and is located on the Colorado River. It is surrounded by thick and luscious mountains and hills. If you are visiting Granby, you can visit Granby Lake since it is only about 5 miles away. The maximum depth of this lake is 221 feet. Within these deep waters, you can fish for rainbow trout, various species of salmon, and splake. If you don’t like fishing, you can also take a relaxing hike and enjoy the foliage and wildlife.

5. Lake San Cristobal

Lake San Cristobal has a maximum depth of 89 feet.

©Paul Brady Photography/Shutterstock.com

For the most beautiful picture, think about taking a trip to Lake San Cristobal. It is at an elevation of 9,003 feet. There are many camping sites you can rent and use to enjoy the breathtaking beauty of Lake San Cristobal. The lake has a maximum depth of 89 feet. While it is not older than most of the natural lakes in Colorado, it still has a rich history starting 700 years ago. A natural landslide created a dam, and the dam still stands today, which is rare. Black bears and mountain lions are frequent throughout the mountains and lake.

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The Featured Image

shutterstock_1574414488
Aerial View of Lake San Cristobal in the Rocky Mountains of Colorado in Autumn
© Paul Brady Photography/Shutterstock.com

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About the Author

I have been a professional content writer for 6 years now, with a large focus on nature, gardening, food, and animals. I graduated from college with an A.A, but I am still pursuing a Bachelors of Marketing degree. When I am not writing, you can find me in front of my TV with a blanket, snacks, and my fur babies.

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