Maps

Geologic Maps

We produce digital geologic maps of the United States with consistent lithology, age, GIS database structure, and format. Check out the National Geologic Mapping Database, developing a distributed archive of standardized geoscience information for the Nation.

Filter Total Items: 8
Map of Kansas with a mark at Wamego and De Soto
September 19, 2017

A Map of Water-Quality Monitoring in the Lower Kansas River Basin.

USGS
September 18, 2017

Map of Milford Lake in Kansas with surface water gages.

Map of North Carolina real-time water data monitoring sites
July 13, 2016

Real-time water data maps for North Carolina

homePageGlobe.png
May 19, 2016

The USGS partners with the Association of American State Geologists (AASG) to develop a distributed archive of standardized geoscience information for the nation.

USGS science for a changing world logo
March 14, 2016

The Planetary Geologic Mapping Program is managed by the USGS for NASA, producing geologic maps across the Solar System.The maps are made to the same standards as similar maps for the Earth, providing a consistent high-quality product readily intelligible to any geoscientist.

Alaska Geologic Map
March 7, 2016

Digital geologic maps of the U.S. States with consistent lithology, age, GIS database structure, and format.

USGS: Science for a changing world
January 10, 1999

Map of arsenic in groundwater wells for the Willamette Basin, Oregon