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.

Hydrologic Technician Joe Gilbert maneuvers a raft with test equipement along the Spokane River bridge between WSU Spokane and the Gonzaga University area. The raft used a variety of technologies to ...

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 ...

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 ...

Julie Hobbs, a USGS hydrologic technician, installs a wave sensor at Long Boat Key, Fla., Wednesday, Sept. 25, 2024 ahead of Hurricane Helene's projected landfall in Florida Thursday. (USGS photo by ...

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 ...

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 ...

SPRING BRANCH — Vidal Mendoza scanned the upper Guadalupe River, looking for the right spot to measure the flow of the water. Or perhaps more accurately, Mendoza, a U.S. Geological Survey hydrologic ...

Hydrologic hazards of various types present myriad technical and public policy challenges in the United States and worldwide and are defined as extreme events associated with water occurrence, ...

SPRING BRANCH — Vidal Mendoza scanned the Guadalupe River, looking for the right spot to measure the flow of the water. Or perhaps more accurately, Mendoza, a U.S. Geological Survey hydrologic ...