Images

Streamflow measurement at Milk River near Harlem, Montana

Photo of silver capsules containing reference water used for the calibration of stable hydrogen and oxygen measurements. This reference material is intended for calibration of stable hydrogen (δ²H) and oxygen (δ¹⁸O) measurements of unknown water or hydrogen- or oxygen-bearing substances with a TC/EA (thermal conversion/elemental analyzer)

Reston stable isotope lab RSIL Reference Oil

Reston stable isotope lab RSIL Reference Hair

Photo of glass ampoules of reference material VSMOW. This reference material (RM) is an international measurement standard that defines the zero of the δ² H and δ¹⁸O Vienna Standard Mean Ocean Water–Standard Light Antarctic Precipitation (VSMOW-SLAP) isotope scales in water and in all other hydrogen-bearing substances and in selected oxyge

Reston stable isotope lab RSIL Reference Powder

USGS Stream Gage 14315950 FISH CREEK ABV SLIPPER CREEK NR TOKETEE FALLS, OR . 

Station operated in cooperation with PacifiCorp.

Dead Run is an urban creek in Catonsville, Maryland, near Baltimore. Research has found that about half of the bed sediment originates as particulate matter on pavement that then is washed into the creek via storm drains.

Dead Run is an urban creek in Catonsville, Maryland, near Baltimore. Research has found that about half of the bed sediment originates as particulate matter on pavement that then is washed into the creek via storm drains.

Dead Run is an urban creek in Catonsville, Maryland, near Baltimore. Research has found that about half of the bed sediment originates as particulate matter on pavement that then is washed into the creek via storm drains.

Dead Run is an urban creek in Catonsville, Maryland, near Baltimore. Research has found that about half of the bed sediment originates as particulate matter on pavement that then is washed into the creek via storm drains.

Dead Run is an urban creek in Catonsville, Maryland, near Baltimore. Research has found that about half of the bed sediment originates as particulate matter on pavement that then is washed into the creek via storm drains.

An analog dial gage (left) and a digital linear potentiometer (right with blue barrel) used to measure land-surface movement in response to aquifer system deformation at the USGS Nansemond extensometer.

USGS scientists setting up the nuclear magnetic resonance (NMR) geophyiscal logging cable to collect information about rock properties from a groundwater well borehole in the Texas southern highplains.

Attendees of the 86th Annual Western Snow Conference held in Albuquerque, New Mexico gather at the first streamgaging station established by the United States Geological Survey in 1889 to learn about USGS streamgaging techniques. 

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.

Attendees of the 86th Annual Western Snow Conference listen as Tyson Hatch of the New Mexico Water Science Center discusses current and past sediment gaging techniques. 

Streamside talk about a water managers perspectives on the complexities of the Rio Grande Watershed and the history / need for runoff forecasts for downstream water users.

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