Calumet Shoreline
Encyclopedia
The Calumet Shoreline is an ancient shoreline of Lake Michigan
located in the Lake Michigan Basin. It can be clearly seen as a sand ridge along Ridge Road
south of Chicago. Closer to the lake from the Calumet Shoreline, there are the Tolleston shorelines and farther from the lake are the Glenwood Shoreline
, the Tinley Moraine
, and the Valparaiso Moraine
. The shoreline is named after the Calumet Region of Northern Indiana.
. Once again, it began a general retreat northwards. The melt waters which formed Glacial Lake Chicago, had more space in which to reside. Then it began to drop. It appears that the outlet to the Illinois River
, was cutting downward, keeping pace with the lowering lake. At around 620 feet (189 m), it stopped cutting downward and the lake stabilized.
-glacial feature from north to south of Lake Michigan
Lake Michigan
Lake Michigan is one of the five Great Lakes of North America and the only one located entirely within the United States. It is the second largest of the Great Lakes by volume and the third largest by surface area, after Lake Superior and Lake Huron...
located in the Lake Michigan Basin. It can be clearly seen as a sand ridge along Ridge Road
Ridge Road
Ridge Road may refer to:*Ireland** Ridge Road *USA**Blue Ridge Road, a New York State Scenic Byway in Essex County, New York**Ridge Road **Ridge Route in California...
south of Chicago. Closer to the lake from the Calumet Shoreline, there are the Tolleston shorelines and farther from the lake are the Glenwood Shoreline
Glenwood Shoreline
The Glenwood Shoreline is an ancient shoreline of the precursor to Lake Michigan, Lake Chicago. It is named after the town of Glenwood, Illinois. The shoreline was formed when the lake was higher during the last Ice Age when ice blocked the Straits of Mackinac and after the straits were freed the...
, the Tinley Moraine
Tinley Moraine
The Tinley Moraine is a moraine around the Lake Michigan basin in North America. It was formed during the Wisconsin Glaciation and is younger than the higher and wider terminal moraine called the Valparaiso Moraine farther from the lake than it. Compared to the Valparaiso Moraine, the Tinley...
, and the Valparaiso Moraine
Valparaiso Moraine
The Valparaiso Moraine is a terminal moraine around the Lake Michigan basin in North America. It is a band of high, hilly terrain made up of glacial till and sand that reaches an elevation of near 300 feet above the level of Lake Michigan at its maximum height in Indiana and 17 miles wide at its...
. The shoreline is named after the Calumet Region of Northern Indiana.
Development
The Michigan Lobe of the continental glacier had been stagnant for years, forming the Glenwood ShorelineGlenwood Shoreline
The Glenwood Shoreline is an ancient shoreline of the precursor to Lake Michigan, Lake Chicago. It is named after the town of Glenwood, Illinois. The shoreline was formed when the lake was higher during the last Ice Age when ice blocked the Straits of Mackinac and after the straits were freed the...
. Once again, it began a general retreat northwards. The melt waters which formed Glacial Lake Chicago, had more space in which to reside. Then it began to drop. It appears that the outlet to the Illinois River
Illinois River
The Illinois River is a principal tributary of the Mississippi River, approximately long, in the State of Illinois. The river drains a large section of central Illinois, with a drainage basin of . This river was important among Native Americans and early French traders as the principal water route...
, was cutting downward, keeping pace with the lowering lake. At around 620 feet (189 m), it stopped cutting downward and the lake stabilized.
See also
- Ridge RoadRidge RoadRidge Road may refer to:*Ireland** Ridge Road *USA**Blue Ridge Road, a New York State Scenic Byway in Essex County, New York**Ridge Road **Ridge Route in California...
- Calumet Region
- Geography of IndianaGeography of IndianaThe Geography of Indiana refers to the U.S. State of Indiana. Indiana is in the north-central U.S. and borders on Lake Michigan. Surrounding states are Michigan to the north, Illinois to the west, Kentucky to the south, and Ohio to the east...
-glacial feature from north to south of Lake Michigan
- Glenwood ShorelineGlenwood ShorelineThe Glenwood Shoreline is an ancient shoreline of the precursor to Lake Michigan, Lake Chicago. It is named after the town of Glenwood, Illinois. The shoreline was formed when the lake was higher during the last Ice Age when ice blocked the Straits of Mackinac and after the straits were freed the...
- Calumet Shoreline
- Tinley MoraineTinley MoraineThe Tinley Moraine is a moraine around the Lake Michigan basin in North America. It was formed during the Wisconsin Glaciation and is younger than the higher and wider terminal moraine called the Valparaiso Moraine farther from the lake than it. Compared to the Valparaiso Moraine, the Tinley...
- Valparaiso MoraineValparaiso MoraineThe Valparaiso Moraine is a terminal moraine around the Lake Michigan basin in North America. It is a band of high, hilly terrain made up of glacial till and sand that reaches an elevation of near 300 feet above the level of Lake Michigan at its maximum height in Indiana and 17 miles wide at its...
- Kankakee Outwash PlainKankakee Outwash PlainThe Kankakee Outwash Plain is a flat plain in the Kankakee River valley in northwestern Indiana and northeastern Illinois. It is just south of the Valparaiso Moraine. It was formed during the Wisconsin Glaciation. As the glacier, stopped at the Valparaiso Moraine, melted, the meltwater was carried...