Images

• Our topic will be "Using Google Earth Engine to Generate Monthly-to-Weekly Maps of Surface Water." The presenter will be Chris Soulard with the USGS Western Geographic Science Center. 

Title page from the Federal Standards and Procedures for the National Watershed Boundary Dataset (WBD), Techniques and Methods 11-A3, Fifth Edition, 2022.This document establishes Federal standards and procedures for creating the WBD as seamless and hierarchical hydrologic unit data, based on topographic and hydrologic features at a 1:24,000 scale (Alaska at 1:

The USGS is pleased to announce the release of the National Hydrography Dataset Plus (NHDPlus HR) National Release 1 downloadable staged product.

This is a graph and illustration representation of the 3DHP Proposed Nine Year Costs

The NHDPlus HR National presents a continuous representation of the most recent NHDPlus HR vector data for the contiguous United States, Puerto Rico, Hawaii, and parts of Alaska.

3D terrain profile visualizes the surface elevations and hydrologic features along a horizontal plane.

Cedar Creek, tributary of the James River, Virginia flows through the Natural Bridge rock formation in Gilmore Mills, Rockbridge County Virginia. 

A sunset over a branch of the Youghiogheny River at Swallow Falls State Park, Garret County, MD. 

The Youghiogheny River running through Swallow Falls State Park on its ways to Muddy Creek Falls.

A rock jetty stretches out into the water at Bailey's Beach, Newport Rhode Island

Seagull flying over Rhode Island Sound at Sachuest Point National Wildlife, RI 

A photograph of Colvin Creek during a cool Fall reddish sunset in Reston, Virginia

NHD Newsletter thumbnail image. This is a black and white image of a small rapid at Difficult Run in Oakton, Virginia

An autumn/fall wet leaf in colors of red, yellows, and brown on a rainy Virginia day.

View of Difficult Run Stream, Section 7 of 10 of the Cross-County Trail in Oakton, Fairfax County, Virginia,

Example of elevation derived hydrogrpahy data 

Example of elevation derived hydrogrpahy data 

Example of hydrography derived from 3DEP lidar data for a section of the Marshyhope Creek near Federalsburg, Maryland

Black and White image of a heavy stream flow in Little Santeetlah Creek, Joyce Kilmer Memorial Forest, North Carolina

Dark Hollow Falls - Shenandoah National Park, VA

NHD Twitter banner photo of lake surrounded by mountains

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