An official website of the United States government
Here’s how you know
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.
Search Data.gov
Found 1 dataset(s) matching "USGS:64879df5d34ef77fcafe1cd1".
Updated: 20230810
|Harvested: July 16, 2025 at 08:11 AM
In 2019, the U.S. Geological Survey (USGS), in cooperation with the National Park Service(NPS), initiated a study using surrogate technology to predict real-time metallic-contaminant...