Water Resources

USGS streamgage number 13309220 on Idaho's Middle Fork of the Salmon River in the Frank Church River of No Return Wilderness Area.

After record flooding in the Midwest, USGS crews mobilized to take important water measurements.

USGS Dakota Water Science Center hydrologic technician Mark Brazones is using a handheld acoustic meter to measure the road overflow at the James River near Forestburg, SD. 

This is an animation showing the changing conditions of USGS streamgages for Water Year 2018 (October 1, 2017 to September 30, 2018). The conditions shown range from the driest condition seen at a gage to the wettest. There is also an indicator for gages that are flooding, but it is noted that both USGS gage height and National Weather Service flood stage levels are

After record flooding on the Big Sioux River, USGS crews mobilized to take important water measurements.

After record flooding on the Big Sioux River, USGS crews mobilized to take important water measurements.

USGS technician Chris Broz helps take water measurements on the Big Sioux River during record flooding in March, 2019.

USGS technician Chris Broz helps take water measurements on the Big Sioux River during record flooding in March, 2019.

USGS scientists and technicians took water measurements during flooding on the Big Sioux River near Jefferson, SD in March 2019. Measurements for this site were 52,000 cfs at a gage height of 40.14 ft. More information about this USGS streamgage is available at https://waterdata.usgs.gov/sd/nwis/uv?site_no=

USGS scientists and technicians took water measurements during flooding on the Big Sioux River near Hawarden, Iowa in March 2019.

After record flooding on the Big Sioux River, USGS crews mobilized to take important water measurements.