Geologic Map Day

Celebrate Geologic Map Day on October 13, 2017!

Welcome to Geologic Map Day 2017, a special event designed to promote awareness of geologic mapping and its vital importance to society.

Geologic map of Holy Cross Quadrangle, Colorado

As an extension of the National Cooperative Geologic Mapping Program, Geologic Map Day focuses the attention of students, teachers, and the general public on the study, uses, and significance of geologic maps for education, science, business, and a variety of public policy concerns.

Frequently Asked Questions

Geologic Maps and Natural Hazards

Activity: What’s Under My Feet?
Learning to Use a Geologic Map

Activity: Geologic Maps & Earthquakes

Activity: Geologic Maps and Groundwater

Activity: Visualizing Terrain with Maps

Activity: Why Settle at Mesa Verde?

Contest: Geologic Maps by College Students

Geologic Map Day Resources Online

Founding partners responsible for organizing Geologic Map Day are the United States Geological Survey, the American Association of State Geologists, and the American Geosciences Institute.

The event is celebrated on the Friday of AGI’s Earth Science Week (, a public awareness campaign that reaches millions of people each year with educational resources, information, and activities promoting awareness of Earth science. Please join us!

Founding & Supporting Partners

U.S. Geological Survey

Association of American State Geologists

National Park Service

Geological Society of America

National Aeronautics and Space Administration


American Geosciences Institute