Authoritative US Lake Database & Interactive Cartography

Lake Maps: Explore Lakes Across the United States

Discover verified water level status, live wind conditions, bathymetric depths, surface areas, boat ramps, game fisheries, and interactive satellite maps across all 50 states.

Database Scope & Scientific Coverage

The Authoritative United States Lake, Reservoir & Bathymetric Database

Lake Maps catalogs over 30,000 public freshwater lakes, alpine glacial tarns, recreational reservoirs, and terminal saline sinks across all 50 states. Built for anglers, boaters, hydrologists, and outdoor travelers, our directory unifies fragmented federal, state, and regional datasets into a verified, single-source-of-truth platform.

Physical Hydrography

Official maximum depth soundings, mean operating depths, conservation pool surface acreages, water storage in acre-feet, and normal pool elevations above sea level.

Public Water Access

Documented public boat launch ramps, marina slip facilities, fuel availability, lakeside campgrounds, state parks, and navigation ordinances.

Fisheries & Ecology

Verified game fish assemblages (bass, walleye, trout, salmon, crappie), thermal stratification guidelines, and state wildlife department stocking records.

Source groundings:USGS National Hydrography Dataset (NHD)•U.S. Army Corps of Engineers (USACE)•NOAA GLERL•Read Data Verification Methodology →
Interactive National GIS Map

Explore Lakes Across the United States

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Scenic blue waters and lush pine shoreline of Lake Lanier Georgia
Reservoir
Below Full Pool

Lake Lanier

Hall, Forsyth, Dawson, Gwinnett, Lumpkin Co., Georgia

Surface Area
37,924 ac
Max Depth
160 ft
Elevation
1,071 ft

Lake Sidney Lanier is an impoundment on the Chattahoochee and Chestatee Rivers in northern Georgia, constructed and operated by the U.S. Army Corps of Engineers. Completed in 1956 following the construction of Buford Dam, the reservoir provides primary drinking water for metropolitan Atlanta, hosts millions of recreational visitors annually, and served as the rowing and canoe sprint venue during the 1996 Summer Olympic Games.

Emerald Bay and sapphire blue waters of Lake Tahoe in the Sierra Nevada mountains
Natural Freshwater
Normal Conservation Pool

Lake Tahoe

Placer, El Dorado, Washoe (NV), Douglas (NV) Co., California

Surface Area
122,000 ac
Max Depth
1645 ft
Elevation
6,225 ft

Lake Tahoe is a large freshwater lake situated in the Sierra Nevada of the United States, straddling the state line between California and Nevada. Formed approximately two million years ago as part of the Lake Tahoe Basin, it is the second deepest lake in the United States (1,645 feet) and the sixth largest lake by volume in the nation. It is internationally famous for its exceptional water clarity, cobalt blue color, and surrounding alpine ski and hiking terrain.

Sapphire caldera waters of Crater Lake Oregon with Wizard Island
Volcanic Crater
Normal Conservation Pool

Crater Lake

Klamath Co., Oregon

Surface Area
13,192 ac
Max Depth
1949 ft
Elevation
6,178 ft

Crater Lake is a caldera lake located in south-central Oregon. It is the main feature of Crater Lake National Park and is famous for its intense blue color and water clarity. The lake partly fills a 2,148-foot-deep caldera that was formed around 7,700 years ago by the catastrophic collapse of the volcano Mount Mazama. Crater Lake is the deepest lake in the United States and the ninth deepest lake in the world.

Panoramic blue waters and dramatic canyon shoreline of Lake Mead Nevada
Reservoir
Below Full Pool

Lake Mead

Clark (NV), Mohave (AZ) Co., Nevada

Surface Area
158,080 ac
Max Depth
532 ft
Elevation
1,065 ft

Lake Mead is the largest reservoir in the United States in terms of water capacity, formed by the Hoover Dam on the Colorado River. Situated 24 miles east of Las Vegas across Nevada and Arizona, the lake supplies critical water to over 25 million people across Nevada, California, Arizona, and northern Mexico, while serving as the center of Lake Mead National Recreation Area.

Towering red sandstone cliffs and houseboats in Lake Powell Utah
Reservoir
Below Full Pool

Lake Powell

Kane, San Juan, Garfield (UT), Coconino (AZ) Co., Utah

Surface Area
161,390 ac
Max Depth
558 ft
Elevation
3,600 ft

Lake Powell is an immense man-made reservoir on the Colorado River in Utah and northern Arizona, created by the flooding of Glen Canyon behind Glen Canyon Dam. With nearly 2,000 miles of winding canyon shoreline, it is celebrated for towering red Navajo sandstone cliffs, side slot canyons, houseboating, and natural arches including Rainbow Bridge National Monument.

Lake Michigan waves crashing on the shoreline with skyline on horizon
Natural Glacial
Full Pool

Lake Michigan

Cook, Lake (IL); Milwaukee, Door (WI); Berrien, Ottawa, Grand Traverse (MI); Lake, Porter (IN) Co., Michigan, Wisconsin, Illinois, Indiana

Surface Area
14,336,000 ac
Max Depth
923 ft
Elevation
577 ft

Lake Michigan is the only Great Lake located entirely within the United States borders, shared by Illinois, Indiana, Michigan, and Wisconsin. Joined to Lake Huron at the Straits of Mackinac, it is hydrologically part of the same water body. Its southern shores anchor the Chicago metropolitan skyline, while its eastern and northern shores boast towering coastal sand dunes and historic resort ports.

Browse Lakes by State

Detailed lake directories and interactive maps for all 50 US States

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Surface Acreage Leaders

Largest Lakes in the United States

Whole-lake basin acreages shown. International border lakes include Canadian waters. Lake Michigan is the largest lake located 100% within U.S. territory.

View Full Rankings & Shared Notes
#1Michigan, Minnesota, Wisconsin

Lake Superior

20,288,000 acres
U.S. Waters: 13,184,000 ac (65%)

Lake Superior is the largest freshwater lake in the world by surface area (31,700 sq miles / 20.28 million acres) and the third largest by volume, holding 10% of the world’s surface fresh water. Shared by Michigan, Minnesota, Wisconsin, and the Canadian province of Ontario, Superior is known for its cold, clear, oceanic-scale waters, historic shipwrecks, and dramatic sandstone sea cliffs like Pictured Rocks National Lakeshore.

#2Michigan

Lake Huron

14,720,000 acres
U.S. Waters: 5,824,000 ac (40%)

Lake Huron is the second-largest Great Lake by surface area and contains Manitoulin Island, the world’s largest freshwater island. With expansive Saginaw Bay and the Thunder Bay National Marine Sanctuary (the "Shipwreck Century"), Lake Huron is famous for historic maritime heritage, clear turquoise bays, and world-class salmon and walleye fisheries.

#3Michigan, Wisconsin, Illinois, Indiana

Lake Michigan

14,336,000 acres
100% United States Waters

Lake Michigan is the only Great Lake located entirely within the United States borders, shared by Illinois, Indiana, Michigan, and Wisconsin. Joined to Lake Huron at the Straits of Mackinac, it is hydrologically part of the same water body. Its southern shores anchor the Chicago metropolitan skyline, while its eastern and northern shores boast towering coastal sand dunes and historic resort ports.

#4Ohio, Pennsylvania, New York, Michigan

Lake Erie

6,361,600 acres
U.S. Waters: 3,193,600 ac (50%)

Lake Erie is the shallowest, warmest, and most biologically productive of the North American Great Lakes. Famous as the "Walleye Capital of the World," Lake Erie supports massive recreational and commercial fisheries. Its islands—including South Bass Island (Put-in-Bay) and Kelleys Island—are celebrated warm-weather vacation hotspots.

Lake Recreation & Hydrologic Tools

US Lakes Knowledge Base

Frequently Asked Questions

What is Lake Maps?+
Lake Maps (https://lake-maps.us/) is an authoritative, verified database and interactive cartographic platform covering freshwater lakes, glacial basins, and reservoirs across all 50 United States. We provide accurate coordinates, bathymetric depths, surface acreage, boat ramps, and public access points.
Where does the data on Lake Maps come from?+
All factual lake statistics are cross-referenced with official governmental sources, primarily the U.S. Geological Survey (USGS National Hydrography Dataset & NWIS gauges), the U.S. Army Corps of Engineers (USACE), NOAA Great Lakes Environmental Research Laboratory, and state fish and wildlife departments. Every record maintains verified source links and an audit timestamp. Review our Data Verification Methodology for full ingestion and QA documentation.
What is the deepest lake in the United States?+
Crater Lake in Oregon is the deepest lake in the United States, reaching an official depth of 1,949 feet (594 meters). It is followed by Lake Tahoe (1,645 feet) in California/Nevada, and Lake Chelan (1,486 feet) in Washington.
What is the largest lake in the United States?+
Lake Superior is the largest lake in the United States and the largest freshwater lake in the world by surface area, covering 31,700 square miles (over 20 million acres total; 13.18 million acres in U.S. waters). Lake Michigan is the largest lake located entirely within U.S. territory, covering 14.34 million acres (22,400 sq mi).