News

Precambrian bedrock in an area ceded by the Chippewa to the U.S. federal government in an 1854 treaty, currently known as the Boundary Waters Canoe Area Wilderness in northeast Minnesota.
New Publication Alert

Recognizing Geology's Colonial History for Better Policy Today

Posted September 23, 2021

The Minnesota Geological Survey has contributed to the dispossession of homelands from Indigenous Peoples. The agency is creating more just policies.

MGS-UMN branding.
New Publication Alert

Annual Report 2020-2021

Posted September 15, 2021

Our Annual Report for 2020-2021 is now available!

Example page of one of the translated publications.\Página de ejemplo de una de las publicaciones traducidas.
New Publication Alert

Un Vistazo a la Geología de Minnesota

Posted October 21, 2020

Tres publicaciones de la serie "Un Vistazo a la Geología de Minnesota" ahora disponibles en español. [Three "Minnesota at a Glance" publications now available in Spanish.]

Schematic diagram illustrating subduction of crustal plates and associated volcanism.
New Publication Alert

Newly Revised Minnesota at a Glance!

Posted August 18, 2020

Five newly revised "Minnesota at a Glance" publications are now available, including both 2-page and 4-page layouts.

USGS geologic map of North America
Geologic Mapping Forum

Geologic Mapping Forum Online

Posted August 17, 2020

In place of the 2020 and 2021 Geologic Mapping Forum, an online meeting will be held. Please visit the event page for more information.

A clipped example of a gamma log collected by the Minnesota Geological Survey.
General Notice

Borehole Geophysical Database Portal

Posted August 6, 2020

Our portal to the Borehole Geophysical Database Web Map has a new look!

Olmsted County Geologic Atlas
New Story Map Alert

Minnesota County Geologic Atlas - Part A, Olmsted County

Posted July 8, 2020

Olmsted County Geologic Atlas - Part A, is now available. Check out the geology!

Screenshot of the Dodge County Geologic Atlas Story Map
New Story Map Alert

Dodge County Geologic Atlas, Part A

Posted June 5, 2020

The Dodge County Geologic Atlas - Part A (geology) Story Map is now available.

Bedrock Geology map (Plate 2) of the Olmsted County Geologic Atlas, Part A
New Publication Alert

Olmsted County Geologic Atlas, Part A

Posted June 5, 2020

The Olmsted County Geologic Atlas - Part A (geology) was recently published by the Survey.

Surficial Geology map (Plate 3) of the Dodge County Geologic Atlas, Part A
New Publication Alert

Dodge County Geologic Atlas, Part A

Posted June 5, 2020

The Dodge County Geologic Atlas - Part A (geology) was recently published by the Survey.