The Michigan Geological Survey, with its long history of geologic research in Michigan, is housed in the Department of Geosciences at Western Michigan University. The survey facilitates research to promote the wise use of natural resources while serving the general public through quality research, invaluable expertise and a historic data repository.

June 30 earthquake

On June 30, 2015, at 11:42 am EDT, Kalamazoo County had another earthquake, which is the second for the region since May 2, 2015. The United States Geological Survey reported that the magnitude of this earthquake was 3.3 on the Richter Scale. The location of the earthquake was 11 km NE of Union City, MI (Latitude 42.147°N, Longitude 85.048°W) and its depth was 5.0 kilometers or 3.1 miles. More about this from USGS website...

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May 2 earthquake

On May 2, 2015, at 12:23 pm EDT. Kalamazoo County experienced an earthquake. The magnitude of the earthquake as reported by the USGS was 4.2 on the Richter Scale. The location of the earthquake was Section 13, Township 3S and Range 10W in Pavilion Township of Kalamazoo County (Latitude 42.212°N, Longitude 85.429°W). The depth of the earthquake was 5.9 kilometers or 19,314 feet. More about this from USGS website...

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Visit our MGS store to purchase reports, maps, data and other documents, including historical documents and recent publications. The extent and availability of maps can be viewed using the MGS Geoplatform application.

John Yellich, the director of the survey, explains the importance of soil identification and use of consistent terminologies for water well drillers at the Michigan Ground Water Association conference in Battle Creek, Michigan. Watch the video.

Visit the Michigan Geological Survey online store.