TAG: National Map

Dewberry to update lidar for Puerto Rico and US Virgin Islands after hurricane

June 6, 2018By

The U.S. Geological Survey (USGS) has selected Dewberry, a privately held professional services firm, to collect and process Quality Level 1 topographic lidar data of Puerto Rico, including the islands of Culebra, Vieques and Isla de Mona; and the U.S. Virgin Islands of St. Croix, St. John and St. Thomas. The new data will be used to identify the impact... read more

USDA aerial maps transitioning to new URLs

November 2, 2016By
Orthimagy of Glenn Canyon Dam, Arizona, taken Oct. 31, 2016. (USGS)

As part of The National Map transition to cloud hosting, several of the National Map Orthoimagery Services will be provided under new URLs by early December. One major change involves links to USDA National Aerial Imagery Program (NAIP) orthoimagery. These new URLs have been available and running in parallel for many months and most applications have already made the change... read more

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National Map Viewer adds topo template for GIS

June 21, 2016By

A new geographic information systems (GIS)-ready topographic-map-style template is now available from the USGS National Geospatial Program. The Topo TNM Style Template can be readily used with the Topo Map Vector Data products and other data available for download from The National Map (TNM). The template and TNM data are intended to be used together to quickly provide an advanced... read more

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USGS Volunteers Help with Accurate Mapping

April 15, 2015By

Volunteer mappers continue to make contributions to ability of the U.S. Geological Survey (USGS) to provide accurate mapping information to the public. Recently, volunteers were asked to update all of the law enforcement structure points in Tennessee. The volunteers answered the call and added, verified, edited or deleted 440 points. All of the points were quality checked by either a... read more

USGS National Map Corps Hits Crowdsourcing Milestone

February 3, 2015By

The U.S. Geological Survey citizen science project, The National Map Corps, has realized remarkable response. In less than two years, the volunteer-based project has harvested more than 100,000 “points.” Hundreds of volunteer cartographers are making significant additions to the USGS ability to provide accurate mapping information to the public. Each point represents a structure or manmade feature on a map that has... read more

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Launch a River Trip from Your Computer Using Streamer

April 16, 2014By

Field & Stream called it a “…very cool tool and quite a bit of fun.”  MinnPost described it as a “…high-tech illustration of Norman Maclean’s timeless view that, ‘Eventually, all things merge into one, and a river runs through it.” And Popular Science noted that, “There’s something especially satisfying about clicking a stream that…shoots its way across multiple states to... read more

National Atlas and Map to Merge into One Source

February 28, 2014By

During this year, National Atlas of the United States and The National Map will transition into a combined single source for geospatial and cartographic information. This transformation is projected to streamline access to maps, data and information from the USGS National Geospatial Program (NGP). The move will prioritize the the agency’s civilian mapping role and consolidate core investments, the agency... read more

USGS Crowdsourcing: Looking at New Ways to Map Structures in Colorado

August 23, 2012By

The United States Geological Survey (USGS) announced that in light of swiftly changing technical landscapes and increasing uses of social networking, the USGS is exploring a new approach to the volunteer program, and is launching a project to test options for volunteer participation in providing data to The National Map. The project involves mapping man-made structures and facilities, such as... read more

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