USGS Yosemite Benchmark Streamgage
Detailed Description
In this image, the USGS Hydrologic Benchmark Streamgage on the Merced River in Yosemite Valley can be seen. Hydrologic Benchmark streamgages are those at which no human development exists upstream of the streamgage. This streamgage is a cooperation between the National Park Service, National Oceanic and Atmospheric Administration and USGS. In addition, the streamgage has a webcam maintained by the USGS California Water Science Center.
Sources/Usage
Public Domain.