USGS Hydrologic Technician Measuring Streamflow
Detailed Description
A U.S. Geological Survey hydroloic technician measures streamflow in the Blackfoot River at the site of USGS streamgaging station 13063000, Blackfoot River above Blackfoot Reservoir near Henry, ID. Streamfow data collected at the streamgage and by manual measurements such as this were included in a selenium study conducted in cooperation with the Idaho Department of Environmental Quality.
Sources/Usage
Public Domain.