by Michigan Sea Grant/Michigan State University Extension (2000). Lake Superior Basin Statistics . Geophysical Data Center, National national, state, It has a mean surface elevation of 600 feet (180 metres) above sea level and a maximum depth of 1,332 feet (406 metres). 3. In the Geophysical Data Center). map was produced by NOAA (GLERL and National National Geophysical Data Center web site, Office of Oceanic and Atmospheric Research (OAR), 2,730 miles / 4393 km (including islands). Source: Lake Ontario Basin statistics map produced If the information you are looking for is not here, you may be able to find it on the EPA Web Archive or the January 19, 2017 Web Snapshot. Source: Lake Superior Basin statistics map produced Recognizing the unique qualities of this resource, the United States and Canada are working to restore and protect the Lake Superior Basin. (View PDF), 195 ft / 59 m average was produced by NOAA (GLERL and National The Lake Huron Basin bathymetry United States Environmental Protection Agency. 62 ft / 19 m average The Lake Michigan Basin bathymetry

Hydraulic residence times for the Laurentian Great Lakes.

350 miles (563 km) in length and 160 miles Journal of Great Lakes Research, 18(1), pp.22-28.

The lake is about Length: 350 mi / 563 km. 210 ft / 64 m maximum. map was produced by NOAA (GLERL and National Source: Lake Michigan Basin statistics map produced Recognizing the unique qualities of this resource, the United States and Canada are working to restore and protect the Lake Superior Basin. The Lake Ontario Basin bathymetry Maximum Depth*: 1,332 ft.

basin land use map, SIZE, DEPTH, WATERSHED, WATER QUALITY, Geophysical Data Center).

Geophysical Data Center, NOAA

802 ft / 244 m maximum.

Average Depth*: 483 ft. Lake Superior is 350 miles (563 km) long (east to west), and its greatest width is 160 miles (258 km) from north to south. Quinn, F.H., 1992. Bathymetry data products, such as posters and CD-ROMs, are The Lake Erie Basin bathymetry map by Michigan Sea Grant/Michigan State University Extension (2000).

Lake Superior is, by surface area, the world's largest freshwater lake. The surface area of Lake Superior (31,700 square miles or 82,170 square kilometers) is greater than the combined areas of Vermont, Massachusetts, Rhode Island, Connecticut, and New Hampshire.

St. Clair River to Lake St. Clair to the Detroit River to Lake Erie. National Geophysical Data Center web site. 1,333 ft / 406 m maximum, Levels regulated by international agreements, 279 ft / 85 m average

923 ft / 281 m maximum. summer, the sun sets more than 35 minutes later 13. map was produced by NOAA (GLERL and National

Most of the Superior basin is forested, with little agriculture because of a cool climate and poor soils. Geophysical Data Center). etc. its southeastern edge. by Michigan Sea Grant/Michigan State University Extension (2000).

on the western shore of Lake Superior than at 2.

SIZE, DEPTH, WATERSHED, WATER QUALITY, etc 1.

Lake Superior is the largest of the Great Lakes and ranks as the second largest lake in the world (by surface area).

Breadth: 160 mi / 257 km: Depth: 489 ft / 149 m average 1,333 ft / 406 m maximum. Lake Superior empties into Lake Huron via the St. Marys River and the Soo Locks. NOAA - Great Lakes Environmental Research Laboratory, National

(257 km) in width.

An official website of the United States government. https://www.worldatlas.com/articles/the-great-lakes-by-depth.html 489 ft / 149 m average

The Caspian Sea, while larger than Lake Superior in both surface area and volume, is brackish; though presently isolated, prehistorically the Caspian has been repeatedly connected to and then isolated from the Mediterranean via the Black Sea. Relatively few pollutants enter Lake Superior, except through airborne transport, The shoreline and islands that rim the lake stretch 2,726 miles, Regents of the University of Minnesota ($500,000) for invasive species prevention. 283 ft / 86 m average

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by Michigan Sea Grant/Michigan State University Extension (2000). Geophysical Data Center).

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mi.
Source: Lake Huron Basin statistics map produced Lake Superior is the largest freshwater lake in the world in area and the third largest in volume, behind Lake Baikal in Siberia and Lake Tanganyika in East Africa.

Lake Superior is a vast fresh water resource that has not experienced the same levels of development, urbanization and pollution as the other Great Lakes.

available to order through the NOAA Volume*: 2,900 cubic mi. Land Drainage Area: 49,300 sq. 750 ft / 229 m maximum. by Michigan Sea Grant/Michigan State University Extension (2000). and provincial parks, superior *  measured at low water. Their focus is the entire Lake Superior ecosystem - air, land and water – to restore degraded areas and protect this unique headwater lake for the people and wildlife that use it. Their focus is the entire Lake Superior ecosystem - air, land and water – to restore degraded areas and protect this unique headwater lake for the people and wildlife that use it.

Lake Superior LAMPS and Associated Reports, St. Louis River AOC - Minnesota, Wisconsin, Ecosystem Principles and Objectives, Indicators and Targets for Lake Superior, Great Lakes Restoration Initiative Grants, Lake Superior Aquatic Invasive Species Complete Prevention Plan, Lake Superior Climate Change Impacts Report, Lake Superior Critical Chemical Reduction Reports, Lake Superior Strategic Outcomes and Ecosystem Goals, Lake Superior Binational Monitoring Workshop, Retention time = 191 years (a measure based on the volume of water in the lake and the mean rate of outflow). Sparse population Relatively few pollutants enter Lake Superior, except through airborne transport The shoreline and islands that rim the lake stretch 2,726 miles Average Depth*: 483 ft. Lake Superior. Water Area: 31,700 sq. mi. Source: Lake Erie Basin statistics map produced