Images

Staff from the New Mexico Water Science Center pose next to the "First Gaging Station" sign after hosting a technical tour of the site as part of the 86th annual Western Snow Conference.

The western shore of Lake Tahoe, which is the field site for the Nevada Water Resources Research
Institute project “Sensitivity of Mountain Hydrology to Changing Climate: Exploring Source Mixing
and Residence Time Distributions in Basin Outflows.” Photo by Christine Albano/DRI.

A view of the Research Vessel (R/V) Polaris' pilot house and wheel.

Harmful algal blooms turn water in Milford Lake emerald green

Two-dimensional map representation of the principal aquifers of the United States.

USGS Active Groundwater Level Network 3.12.18

USGS HUC Region Map

USGS storm-tide sensor bolted to a cement jetty on the Atlantic Ocean coast at Fire Island, New York. USGS scientists deployed over 50 sensors along the coast of Maine, New Hampshire, Massachusetts, Rhode Island, Connecticut, New York, New Jersey and Delaware to study a Nor'easter that affected the Northeast in March of 2018.

Photograph showing a low water crossing on the Blanco River, looking south from Little Arkansas Road, Hays County, Texas (photograph by Allan K. Clark, U.S. Geological Survey, February 27, 2018).
U.S. Geological Survey Scientific Investigations Map 3418, https://doi.org/10.3133/sim3418.

Photograph showing the Blanco River Valley, looking north from Little Arkansas Road, Hays County, Texas (photograph by Allan K. Clark, U.S. Geological Survey, February 27, 2018).
U.S. Geological Survey Scientific Investigations Map 3418, https://doi.org/10.3133/sim3418.

Photograph showing swimming hole on Cypress Creek in Blue Hole Regional Park, Wimberley, Hays County, Texas (photograph by Allan K. Clark, U.S. Geological Survey, February 27, 2018).
U.S. Geological Survey Scientific Investigations Map 3418, https://doi.org/10.3133/sim3418.

Conglomerates within the Sycamore Sand at Hammetts Crossing, Travis County, Texas (photograph by Allan K. Clark, U.S. Geological Survey, February 27, 2018).
U.S. Geological Survey Scientific Investigations Map 3418, https://doi.org/10.3133/sim3418

Bedding plane porosity that developed at the junction between the bedding plane and a fracture within the Cow Creek Limestone (Cow Creek hydrostratigraphic unit) at Hammetts Crossing, Travis County, Texas (photograph by Allan K. Clark, U.S. Geological Survey, February 27, 2018).

Jacobs Well Spring, which forms the headwaters of Cypress Creek north of Wimberley, Texas (photograph by Allan K. Clark,
U.S. Geological Survey, February 27, 2018).

U.S. Geological Survey Scientific Investigations Map 3418, https://doi.org/10.3133/sim3418

The Reston Microbiology Laboratory Group headed by Denise Akob. 2016

This picture was taken January 16 by Hydro Tech Tim Nicholson as he was assessing site conditions for a discharge measurement, which he determined was unsafe to make. 04191500 Auglaize River near Defiance

This small unmanned aerial system with digital camera has been used to create digital elevation models to answer questions about erosion, bridge scour, and other hydraulics analyses. 

Occupying a surveying benchmark in Hampton Roads. Part of the Hampton Roads Benchmark Monitoring Network.

Looking downstream along the cowpasture river.

Dry wash in San Rafael Desert with white surface salts. White efflorescent salts form on the soil surface as water evaporates from the soil leaving the salt at the surface. 

Monitoring equipment at Frio River at Concan, Tex.