An official website of the United States government. Here's how you knowHere'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.
Latest Earthquake | Chat Share
Welcome to the USGS Wyoming-Montana Water Science Center, your source for water-resource data and information.
Explore Wyoming-Montana real-time streamflow, groundwater, and water-quality conditions and access data with our interactive map.
Geospatial data, such as remote sensing images and map based information, provide an opportunity to evaluate hydrologic systems with a spatially continuous data set.