National Geospatial Program

Summary statistics are now available for this challenge. Thanks again to everyone who contributed!

The National Map Corps July 2020 Newsletter (Vol. 6, Issue 4) is now available.

A young citizen science volunteer and avid trail enthusiast enjoys “giving back” by helping to map the Nation.

The status of some of the Lidar Base Specification revisions has changed since the last newsletter. 

Changes:

Vertical accuracy assessment using ground points: approved by ESRB

Swath Separation Images: New requirement, approved by ESRB

It’s rapidly approaching back-to-school season with summer half way over.  To help our volunteers prepare for the transition, TNMCorps has launched a new mapping challenge for schools in Maine, New Hampshire, and Vermont.

This challenge is now complete! Thank you to everyone who contributed!

The Department of Interior sponsored National Digital Trails Project and USGS National Geospatial Program (NGP) have been selected to receive a Special Achievement in GIS (SAG) Award for the Trail Routing, Analysis, and Information Linkage System (TRAILS) decision support tool.

The USGS has released specifications for deriving hydrography from elevation data for use in updating the National Hydrography Dataset.

Before we leave the Gulf of Mexico, here is a new challenge for schools in Louisiana!  Features participating in this challenge include General Schools, Elementary Schools, Middle Schools, and High Schools.

Summary statistics are now available. Thanks again to everyone who contributed!

Streamer is an online mapping application for exploring downstream and upstream along America’s rivers and streams.