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  2. Great Lakes tectonic zone - Wikipedia

    en.wikipedia.org/wiki/Great_Lakes_Tectonic_Zone

    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.

  3. Geology of Minnesota - Wikipedia

    en.wikipedia.org/wiki/Geology_of_Minnesota

    Map of Minnesota bedrock by age. Shaded relief image: Superior Upland in the northeast, the flat Red River Valley in the northwest, Central Minnesota's irregular landscape, the Coteau des Prairies and Minnesota River in the southwest, and the southeast's dissected Driftless Area along the Mississippi River below its confluences with the Minnesota and St. Croix in East Central Minnesota

  4. 1975 Morris earthquake - Wikipedia

    en.wikipedia.org/wiki/1975_Morris_earthquake

    The 1975 Morris earthquake occurred in western Minnesota on July 9 at 14:54:15 UTC, or 9:54 a.m. local time. [2] The strongest instrumentally recorded rupture in the history of the state, it registered at magnitude 4.6 M n and had a maximum Mercalli intensity of VI (Strong).

  5. File:Geologic Map of Minnesota- Bedrock Geology (2011).pdf

    en.wikipedia.org/wiki/File:Geologic_Map_of...

    Minnesota Geological Survey via Minnesota Geologic Topics; select Bedrock Geology, then select Geologic Map of Minnesota's Bedrock Geology: Author: Mark A. Jirsa, Terrence J. Boerboom, V.W. Chandler, John H. Mossler, Anthony C. Runkel, and Dale R. Setterholm: Permission (Reusing this file)

  6. New Madrid seismic zone - Wikipedia

    en.wikipedia.org/wiki/New_Madrid_Seismic_Zone

    The New Madrid seismic zone (NMSZ), sometimes called the New Madrid fault line (or fault zone or fault system), is a major seismic zone and a prolific source of intraplate earthquakes (earthquakes within a tectonic plate) in the Southern and Midwestern United States, stretching to the southwest from New Madrid, Missouri.

  7. Newly discovered fault line blamed for intensity of last ...

    www.aol.com/newly-discovered-fault-line-blamed...

    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 ...

  8. Satellite images reveal fault line through city near ... - AOL

    www.aol.com/satellite-images-reveal-fault-line...

    The site of the fault line before the quake, taken on 6 September 2019 (Maxar Technologies) Visible damage to the runway at the Hatay Airport in Turkey’s Hatay province can also be seen, with ...

  9. Minnesota Power Completes New Transmission Line to Energize ...

    www.aol.com/news/2013-04-02-minnesota-power...

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