National Geospatial Program

Multimedia

Our multimedia gallery represents a collection of high-quality images, videos, webcams, posters, presentations, and documents produced by the National Geospatial Program (NGP).

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January 31, 2017

Digital Elevation Models, Hydro-Flattening, and Hydro-Enforcement

Lesson 10A - 3DEP Topic Lesson: Digital Elevation Models, Hydro-Flattening, Hydro-Enforcement, and Breaklines In this 3DEP Topic lesson, we will provide information on different types of Digital Elevation Models, or DEMs. We will discuss the difference between a Topographic DEM and a Hydrologic DEM, and provide explanations of the related terms “hydro-flattened” and “hydro

Coastal LA Chenier
January 8, 2017

LA_Chenier Plain QL2 Lidar

High-resolution lidar task in coastal Louisiana in partnership with the Louisiana Coastal Protection and Restoration Authority (CPRA) to support a current elevation dataset in a rapidly changing coastal deltaic environment.

Lidar point cloud, Denver, CO
December 31, 2016

Lidar point cloud, Denver, CO

3D elevation data for an area of Denver, Colorado, in the form of a lidar point cloud

October 31, 2016

Setting up an Open Water Measurement in TRDI SxS Pro

In this video, we will outline the process of setting up an open water measurement in the TRDI SxS Pro software. Note: Use of trade names is for descriptive purposes only, and does not imply endorsement by the USGS. For additional videos in this series, visit the following link: 

October 31, 2016

Setting up Communication in SonTek RSSL

In this video, we will review the process of setting up a connection between an ADCP and the SonTek RSSL software. Note: Use of trade names is for descriptive purposes only, and does not imply endorsement by the USGS. For additional videos in this series, visit the following link: 

October 31, 2016

Setting up an Ice Measurement in TRDI SxS Pro

In this video, we will outline the process of setting up an under ice measurement in the TRDI SxS Pro software. Note: Use of trade names is for descriptive purposes only, and does not imply endorsement by the USGS. For additional videos in this series, visit the following link: 

October 31, 2016

Setting up a Measurement with SonTek RSSL

In this video we will outline the process of setting up a measurement using the SonTek RSSL software. Note: Use of trade names is for descriptive purposes only, and does not imply endorsement by the USGS. For additional videos in this series, visit the following link: https://

October 31, 2016

Pre-measurement Tests for SonTek RSSL

In this video we will outline the pre-measurement tests conducted prior to a measurement in the SonTek RSSL software. Note: Use of trade names is for descriptive purposes only, and does not imply endorsement by the USGS. For additional videos in this series, visit the following link: 

October 31, 2016

Starting Edge Data Collection in SonTek RSSL

In this video we will outline the process of entering the starting edge information in the SonTek RSSL software. Note: Use of trade names is for descriptive purposes only, and does not imply endorsement by the USGS. For additional videos in this series, visit the following link: 

October 31, 2016

Collecting Data at a Station Using SonTek RSSL (Open Water)

In this video we will outline the process of collecting an open water station in the SonTek RSSL software. Note: Use of trade names is for descriptive purposes only, and does not imply endorsement by the USGS. For additional videos in this series, visit the following link: https

October 31, 2016

Collecting Data at a Station Using SonTek RSSL (Under Ice)

In this video we will outline the process of collecting an under ice station in the SonTek RSSL software. Note: Use of trade names is for descriptive purposes only, and does not imply endorsement by the USGS. For additional videos in this series, visit the following link: https

October 31, 2016

Entering Manual Station Information in SonTek RSSL

In this video we will outline the process of entering manual station information in the SonTek RSSL software. Note: Use of trade names is for descriptive purposes only, and does not imply endorsement by the USGS. For additional videos in this series, visit the following link: