USGS Frequently Asked Questions

FAQ's about Geography

Do you have map data in digital form?

How can I find digital map data?

How can I find survey benchmark information?

How can I find and get historic USGS topographic maps?

Can anyone just drop in on an Earth Science Information Center (ESIC)?

Where is the largest active volcano in the world?

How can I find field record materials (original field notes and related material made by USGS geologists) and mapping notes?

How much of the Earth is volcanic?

How many glaciers are in Alaska?

Where can I find the temperature or precipitation for YourCity, USA?

Alaska was covered by glaciers during the Great Ice Age (Pleistocene).

What was the most expensive landslide to fix in the United States?

How many glaciers in Alaska have floating termini (or terminuses and which is it)?

Is there a list of the largest landslides in the World?

Is there a list of the largest landslides in the United States?

If you are the U.S. Geological Survey, why do you study water and not rocks?

Where can I obtain information about radon in my area?

Where have amphibian declines been noted?

Where does the United States rank in the number of volcanoes?

Where in the United States is there evidence of volcanism?

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