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The red dots show larger-magnitude earthquakes in Minnesota, Wisconsin, Michigan's Upper Peninsula and southern Ontario. The earthquake near Minnesota's western "bulge" is the Morris earthquake. This map and table shows where Minnesota's earthquakes have occurred. Earthquakes 1, 6, 9, 11, 15 and 18 are in the Great Lakes tectonic zone.
San Andreas Fault System (Banning fault, Mission Creek fault, South Pass fault, San Jacinto fault, Elsinore fault) 1300: California, United States: Dextral strike-slip: Active: 1906 San Francisco (M7.7 to 8.25), 1989 Loma Prieta (M6.9) San Ramón Fault: Chile: Thrust fault: Sawtooth Fault: Idaho, United States: Normal fault: Seattle Fault ...
Figure 1. This BLM map depicts the principal meridians and baselines used for surveying states (colored) in the PLSS. The following are the principal and guide meridians and base lines of the United States, with the year established and a brief summary of what areas' land surveys are based on each.
The subregion of East Central Minnesota is that part of Central Minnesota near the junction of three of the state's great rivers. Included are Dakota County, eastern Hennepin County, and the region north of the Mississippi but south of an east-west line from Saint Cloud to the St. Croix River on the Wisconsin border.
Iowa is to the south, South Dakota and North Dakota are to the west, and the Canadian provinces of Manitoba and Ontario are to the north. With 87,014 square miles (225,370 km 2), or approximately 2.26% of the United States, [1] Minnesota is the 12th largest state. [2]
A newly found fault line with a rare slanted angle shows why an earthquake rattled New York City in April harder than its epicenter in New Jersey — and may be a bigger seismic activity threat ...
Scientists eventually realized, though, that the cause was a then-unknown fault, the Cottage Grove Fault, a small tear in the Earth's rock in the Southern Illinois Basin near the city of Harrisburg, Illinois. The fault, which is aligned east–west, is connected to the north–south-trending Wabash Valley Fault System at its eastern end. [15]
The Laurentian Divide (green) extends from Triple Divide Peak in northwestern Montana to the tip of the Labrador Peninsula at the 60th parallel north.. The Laurentian Divide also called the Northern Divide [1] and locally the height of land, is a continental divide in central North America that separates the Hudson Bay watershed to the north from the Gulf of Mexico watershed to the south and ...