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Date published: July 28, 2014

Take a Trip to the Islands

The U.S. Virgin Islands are now available for structure updates with The National Map Corps crowd-sourcing volunteers

Date published: July 22, 2014

Media Advisory: USGS to Host Congressional Briefing: Safer Communities, Stronger Economies - in 3D

Outdated and inconsistent elevation data cost lives and hinder prosperity across our Nation. Current and accurate 3D elevation data are essential to help communities cope with natural hazards, support infrastructure, ensure agricultural success, strengthen environmental decision making and bolster national security.

Date published: July 17, 2014

What’s the Deal with 3DEP?

The USGS, along with other federal, state, local and private agencies is establishing a new 3D Elevation Program (3DEP) designed to respond to the growing needs for three-dimensional mapping data of the United States.

Date published: June 26, 2014

Bienvenidos Puerto Rico! (Español)

Desde agosto de 2013, cada uno de los 50 estados se han encontrado disponible para editarse dentro del USGS (“United States Geological Survey”, por su nombre en inglés) The National Map Corps (Cuerpo de El Mapa Nacional o “TNM Corps” por sus siglas en inglés), a través del proyecto Voluntario de Información Geográfica.

Date published: June 16, 2014

Human Activities Increase Salt Content in Many of the Nation’s Streams

Concentrations of dissolved solids, a measure of the salt content in water, are elevated in many of the Nations streams as a result of human activities, according to a new USGS study.

Date published: June 4, 2014

Discover the Northwest with Revised Montana Maps

Just in time to explore the great outdoors this summer, newly designed US Topo maps covering Montana are now available online for free download.

Date published: May 22, 2014

Revised North Dakota, Delaware and Maryland Maps Feature New Design

US Topo maps now have a crisper, cleaner design - enhancing readability of maps for online and printed use. Map symbols are easier to read over the digital aerial photograph layer whether the imagery is turned on or off.

Date published: May 14, 2014

Meeting the Elevation Needs of the Nation

Want to know how elevation will benefit your state? The USGS National Geospatial Program is advancing the 3D Elevation Program, known as 3DEP, in response to the growing need for high-quality three-dimensional representations of the Nation’s natural and constructed features.

Date published: April 24, 2014

Revised West Virginia, New Jersey and Georgia Maps Feature New Design

US Topo maps now have a crisper, cleaner design - enhancing readability of maps for online and printed use. Map symbols are easier to read over the digital aerial photograph layer whether the imagery is turned on or off. Improvements to symbol definitions (color, line thickness, line symbols, area fills), layer order, and annotation fonts are additional features of this supplemental release.

Date published: April 18, 2014

USGS Webinar: Using The National Map Services to Enable your Web and Mobile Mapping Efforts

Are you a developer, firm, or organization using mobile or web applications to enable your users?  The USGS has publicly available geospatial services and data to help you!  

Date published: April 1, 2014

No Foolin’ -- You Can Contribute to National Mapping

This April marks the one year anniversary of the USGS's The National Map Corps (TNMCorps) transition from a small regional pilot project in the heart of Denver, Colo., into a very successful nation-wide project.

Date published: March 25, 2014

New Utah Maps and Road Provider

Newly released US Topo maps  for Utah now feature a new commercial road data provider.