Behind all the sandbagging, road closures, and evacuations instituted in preparation for this month's flood is data - hard numbers - from river gauges and sensors operated and interpreted by the U.S.

EAGLE — Snow geese flew in a ragged V overhead, rasping as they looked down upon Alaska’s bumpy face for the first time in 2022. Nine hundred feet below, the Yukon River flowed by quietly, except for ...

Bryce McClenney, USGS hydrologic technician, tests a new real time, ultrasonic wave height sensor in 2021 in Nags Head, North Carolina. The sensor will measure and transmit wave height and frequency ...

Midwestern State University’s Kimbell School of Geosciences and the United States Geological Survey (USGS) have formed a partnership and established an Oklahoma-Texas Water Science Center location in ...

The U.S. Geological Survey used a drone last week to measure streamflows in the Roaring Fork and Colorado rivers. The crow-sized quadcopter buzzed 100 to 200 feet above the rivers, filming the water’s ...

A USGS hydrologic technician finishes installation of a rapid-deployment streamgage at Gordonville Road on the Tittabawassee River in Midland, Michigan. A USGS crew in the distance makes streamflow ...

CHADDS FORD >> Hidden behind the Brandywine River Museum is a narrow concrete block building which the U.S. Geological Survey uses to collect real-time data on the health of a Chester County treasure, ...