Streamgages: The Silent Superhero
Whether you drink water from your tap, use electricity or canoe down your local river, chances are you benefit from USGS streamgage information. So what is a streamgage and what does it do for you? This CoreCast episode gives you the inside scoop on your silent superhero. Transcript and captions av...

Dover Sinkhole Captures River Flow from the Upper Peace River
Video related to the Dover sinkhold from the Upper Peace River....

Scanning Earth's Subsurface for Groundwater
USGS scientists use heliborne electromagnetic (HEM) survey to scan the Earth's subsurface in search of groundwater. Transcript available soon....

New Monitoring Wells Along the San Joaquin River
The US Geological Survey has begun drilling monitoring wells as part of the San Joaquin River Restoration Program, in California's Central Valley. This video documents how USGS research drillers are installing wells to monitor groundwater at several river locations. These wells will help USGS an...

The Role of Hydrography in The National Map
Water is vital to our Nation and the U.S. Geological Survey plays an important role in the tracking and mapping our water resources. The National Hydrography Dataset component of The National Map supports this mission and is widely used in the study of hydrology, natural resources, and pollution co...

Model of Floodplain Inundation (1998)
1-D model simulation showing floodplain inundation in the lower Roanoke Rive, from Roanoke Rapids to Jamesville, 1998....

The Mississippi embayment — Where Does the Water Come From?
As the animation begins, the land surface of the Mississippi embayment fades away to reveal underground geologic formations (shown as shades of blue, brown, and gray surfaces). A slice deep into the earth cuts off the eastern half of the embayment so we can peer into the formations (aquifers) beneat...

The Mississippi embayment — a look underground
Water, oil, and gas wells (shown as green lines) are drilled to hundreds or thousands of feet below land surface in an area known as the Mississippi embayment. Information gathered from these wells was used to create a 3D computer model of underground formations. Many of these formations (shown as s...