Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock ( ) or https://
means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
This data set consists of a digital polygon coverage that defines the shoreline of Lake Darling in Washington Co., Iowa. The U.S. Geological Survey conducted a bathymetric survey of Lake Darling in 2004.
data.gov
An official website of the GSA's Technology Transformation Services