Regions

Wyoming

States L2 Landing Page Tabs

USGS scientist Dr. David P. Krabbenhoft sampling Ear Spring, Yellowstone National Park, Wyoming, for dissolved mercury species. Old Faithful is erupting in the background.

News

Dry wash in San Rafael Desert with white surface salts
January 25, 2018

Salinity loads that originate from groundwater within the Upper Colorado River Basin have decreased from 1986-2011, according to a new U.S. Geological Survey study done in cooperation with the Colorado River Basin Salinity Control Program.

Prairie dog and SPV bait
December 13, 2017

About 70 percent of wild prairie dogs successfully ingested baits containing an oral sylvatic plague vaccine, or SPV, that were distributed throughout their habitats, according to a new U.S. Geological Survey study.

Image shows coal being loaded into trucks at a coal mine
October 26, 2017

It is difficult to overstate the importance of energy to the American economy.  Managing this vital sector depends on knowing how many energy resources we have, how many we use and need, and how these resources are transported

Filter Total Items: 69
Boy running on lawn under water sprinkler
Date Published: October 4, 2018
Status: Active

Water Use in Wyoming

The U.S. Geological Survey (USGS) has compiled estimates of water use in Wyoming and the rest of the United States at 5-year intervals since 1950.

Hallowat Creek abv Kletomus Ck, nr Olney (12355342) streamgage
Date Published: September 26, 2018
Status: Active

EcoFlows: Understanding Streamflow Dynamics in Small Mountain Streams

The WY-MT WSC is collaborating with the Northern Rocky Mountain Science Center to understand the dynamics of streamflows in small, mountain streams during the course of the year, and to describe the amount of variability associated with those measurments. These findings will assist fisheries biologists who are researching...

Researchers retrieving ice cores from an ice patch
Date Published: September 10, 2018
Status: Active

Reconstructing Ancient Human and Ecosystem Responses to Holocene Climate Conditions

This research project will reconstruct Holocene climatic conditions to better understand human adaptation and response to past environmental variability. 

Contacts: Greg Pederson
geothermal springs
Date Published: July 31, 2018
Status: Active

Integrated Hyperspectral, Geophysical and Geochemical Studies of Yellowstone National Park Hydrothermal Systems

We are researching the subsurface groundwater flow systems in Yellowstone and the relation of these systems to understanding the regional movement of water in a volcanic center. New geophysical data will be integrated with existing data sets from hyperspectral data from Yellowstone's thermal areas and thermal water geochemistry to help define regionally extensive mineral assemblages, the...

Contacts: JoAnn Holloway
Wyoming-Montana Stream Water-Quality Network Sites in 2018
Date Published: May 25, 2018
Status: Active

Wyoming-Montana Stream Water-Quality Network

The USGS monitors stream water quality in Wyoming and Montana in cooperation with State, County, local, and other Federal agencies. Water-quality data for these sites are available from the USGS National Water Information System Web Mapper application in the form of an interactive map. 

MT StreamStats Screenshot of Interactive Map
Date Published: May 15, 2018
Status: Active

StreamStats in Montana and Wyoming

StreamStats is a Web-based geographic information system application that provides users with access to basin and streamflow characteristics for gaged and ungaged streams.

Screenshot of the Land Treatment Exploration Tool with proposed treatment drawn on screen.
Date Published: May 10, 2018
Status: Active

Land Treatment Exploration Tool

The Land Treatment ExplorationTool provides a practical resource for managers who are planning restoration and rehabilitation actions on public lands. The tool generates a variety of spatial products while being user friendly for all levels of GIS expertise, even to those with little or no experience.

Wire weight mounted on bridge crossing Blacks Fork, streamgage 09219200
Date Published: May 7, 2018
Status: Active

Characterization and Quantification of Salinity Loads from Blacks Fork above Smiths Fork near Lyman, Wyoming

The Blacks Fork is a stream that contributes a salinity load to the Colorado River Basin. In order to quantify the salinity load, collection of continuous streamflow and specific conductance data, and monthly sampling for total-dissolved solids will occur from April 2018 through September 2019. Calculations of monthly and annual salinity loading from the Blacks Fork will be published in 2020...

Sampling the Greybull River for pesticides
Date Published: May 4, 2018
Status: Active

Monitoring for Pesticides in Wyoming's Water

Wyoming's groundwater and streams are routinely monitored for pesticides. In order to balance the use of pesticides (herbicides, insecticides, and fungicides) with the protection of water resources, the Wyoming Department of Agriculture began a project to sample groundwater in 1995, in cooperation with the U.S. Geological Survey. During the 23 years of data collection, more...

Measuring stream stage on Muddy Creek near Dad
Date Published: May 3, 2018
Status: Active

Wyoming Landscape Conservation Initiative: Water Resources

The Wyoming Landscape Conservation Initiative is a long-term science-based effort to assess and enhance aquatic and terrestrial habitats at a landscape scale in southwest Wyoming, while facilitating responsible development...

Measuring streamflow of the Green River near LaBarge
Date Published: May 3, 2018
Status: Active

WLCI: Long-term streamflow, water-quality, and groundwater data collection

Riparian and aquatic ecosystems in semiarid landscapes like Southwest Wyoming contribute substantially to regional biodiversity. Long-term monitoring data that describe streamflow, surface-water quality, and groundwater levels are needed for assessing possible effects of changes in land use on those ecosystems.

Collecting a groundwater sample using a mobile laboratory at Jackson Hole Airport
Date Published: May 2, 2018
Status: Active

Jackson Hole Airport Groundwater Study

In 2008 the U.S. Geological Survey, in cooperation with the Jackson Hole Airport Board and Teton Conservation District, began a study designed to characterize the alluvial aquifer at the Jackson Hole Airport. The purpose of this study was to determine the direction of groundwater flow, calculate hydraulic gradients, and characterize groundwater quality both upgradient and downgradient of...

Contacts: Peter R Wright
Filter Total Items: 36
Science Datasets
/data-tools/synoptic-streamflow-sites-new-fork-and-green-rivers

Synoptic Streamflow sites, New Fork and Green Rivers

New Fork and Green River Synoptic sites
October 7, 2018

Streamflow data were collected from New Fork and Green River sites during October 19-21, 2015 to describe changes in flow and input from groundwater

Water
/data-tools/blacks-fork-synoptic-sampling-sites

Blacks Fork synoptic sampling sites

Blacks Fork synoptic sites
July 17, 2018

Streamflow and water-quality samples collected during 2018 and 2019

Web Application
/data-tools/land-treatment-exploration-tool

Land Treatment Exploration Tool

Screenshot of the Land Treatment Exploration Tool with proposed treatment drawn on screen.
May 3, 2018

The Land Treatment Exploration Tool is designed for resource managers to use when planning land treatments. The tool provides useful summaries of environmental characteristics of planned treatment areas and facilitates adaptive management practices by comparing those characteristics to other similar treatments within a specified distance or area of interest.  Provisional Software.

Water
/data-tools/yellowstone-river-basin-water-quality-assessment-data-tables-0

Yellowstone River Basin Water-Quality Assessment data tables

Yellowstone River Basin Water-Quality Assessment data tables
April 23, 2018

Data collected in the Yellowstone River basin since 1998 are available from this link. Data from the Yellowstone River Basin NAWQA study unit and other study units that overlap into Wyoming, such as the Upper Snake River, the Great Salt Lake Basins, and the South Platte River study units, also are available from the NAWQA Data Warehouse. 

Other
/data-tools/fish-creek-macroinvertebrate-and-algal-data-2007-11

Fish Creek macroinvertebrate and algal data, 2007-11

Preparing sample for macroinvertebrate analysis
April 20, 2018

Sampling began in 2007 to determine biological and chemical characteristics of Fish Creek, Teton County. Macroinvertebrate and algal data collected from 2007 through 2011 are available from this link.

Water
/data-tools/wyoming-montana-stream-water-quality-network

Wyoming-Montana Stream Water-Quality Network

Wyoming-Montana Stream Water-Quality Network Sites in 2018
April 19, 2018

Wyoming-Montana Stream Water-Quality Network

Water
/data-tools/real-time-groundwater-data-sites-wlci-area-0

Real-time groundwater data sites in the WLCI area

Continuous groundwater data sites in the WLCI area
April 10, 2018

Four wells in the WLCI area are continuously monitored to help describe the interaction between the groundwater and surface water.

/data-tools/droughtwatch-view-drought-conditions

DroughtWatch - View drought conditions

USA DroughtWatch
March 28, 2018
  • The USGS DroughtWatch website is a map-based resource from USGS WaterWatch that gives users hourly visual updates for drought conditions at over 3000 locations across the United States (Wyoming or Montana). Learn how to use FloodWatch.

Water
/data-tools/surface-water-data-wyoming

Surface-water data for Wyoming

Surface-water data for Wyoming
March 7, 2018

Real-time, daily, peak-flow, field measurements, and statistics of current and historical data that describe stream levels, streamflow (discharge), reservoir and lake levels, surface-water quality, and rainfall in Wyoming. Surface-water data are collected and stored as either discrete field-water-level measurements or as continuous time-series data from automated recorders.

Water
/data-tools/groundwater-data-wyoming

Groundwater data for Wyoming

Groundwater data for Wyoming
March 7, 2018

Data from wells in Wyoming; well location data includes information such as latitude and longitude, well depth, and aquifer. Groundwater level data are collected and stored as either discrete field-water-level measurements or as continuous time-series data from automated recorders.

Water
/data-tools/water-quality-data-wyoming

Water-quality data for Wyoming

Water-quality data for Wyoming
March 7, 2018

Chemical, physical, and biological properties of water, sediment, and tissue samples from Wyoming. Water-quality data are collected as either discrete field measurements or as continuous time-series data from automated recorders that continuously record physical and chemical characteristics including pH, specific conductance, temperature, and dissolved oxygen.

Water
/data-tools/streamflow-and-water-quality-data-all-surface-water-sites-currently-sampled-wlci-area

Streamflow and water-quality data from all surface-water sites currently sampled in the WLCI area

Surface-water sites currently sampled in the WLCI area
February 26, 2018

Streamflow and water-quality data from all surface-water sites in data collection network in the WLCI area

Filter Total Items: 2
Digital Elevation Model in the Atchafalaya Basin, LA
April 19, 2016

The 3DEP products and services available through The National Map consist of standard digital elevation models (DEMs) at various horizontal resolutions, elevation source and associated datasets, an elevation point query service and bulk point query service. All 3DEP products are available, free of charge and without use restrictions.

Filter Total Items: 25
Year Published: 2018

Conceptual model to assess water use associated with the life cycle of unconventional oil and gas development

As the demand for energy increases in the United States, so does the demand for water used to produce many forms of that energy. Technological advances, limited access to conventional oil and gas accumulations, and the rise of oil and gas prices resulted in increased development of unconventional oil and gas (UOG) accumulations. Unconventional oil...

Valder, Joshua F.; McShane, Ryan R.; Barnhart, Theodore B.; Sando, Roy; Carter, Janet M.; Lundgren, Robert F.
Valder, J.F., McShane, R.R., Barnhart, T.B., Sando, R., Carter, J.M., and Lundgren, R.F., 2018, Conceptual model to assess water use associated with the life cycle of unconventional oil and gas development: U.S. Geological Survey Scientific Investigations Report 2018–5027, 22 p., https://doi.org/10.3133/sir20185027.

Year Published: 2016

Geology and mineral resources of the Southwestern and South-Central Wyoming Sagebrush Focal Area, Wyoming, and the Bear River Watershed Sagebrush Focal Area, Wyoming and Utah: Chapter E in Mineral resources of the Sagebrush Focal Areas of Idaho, Montana, Nevada, Oregon, Utah, and Wyoming

SummaryThe U.S. Department of the Interior has proposed to withdraw approximately 10 million acres of Federal lands from mineral entry (subject to valid existing rights) from 12 million acres of lands defined as Sagebrush Focal Areas (SFAs) in Idaho, Montana, Nevada, Oregon, Utah, and Wyoming (for further discussion on the lands involved see...

Wilson, Anna B.; Hayes, Timothy S.; Benson, Mary Ellen; Yager, Douglas B.; Anderson, Eric D.; Bleiwas, Donald I.; DeAngelo, Jacob; Dicken, Connie L.; Drake, Ronald M.; Fernette, Gregory L.; Giles, Stuart A.; Glen, Jonathan M. G.; Haacke, Jon E.; Horton, John D.; Parks, Heather L.; Rockwell, Barnaby W.; Williams, Colin F.
Wilson, A.B., Hayes, T.S., Benson, M.E., Yager, D.B., Anderson, E.D., Bleiwas, D.I., DeAngelo, J., Dicken, C.L., Drake, R.M., II, Fernette, G.L., Giles, S.A., Glen, J.M.G., Haacke, J.E., Horton, J.D., Parks, H.L., Rockwell, B.W., and Williams, C.F., 2016, Geology and mineral resources of the Southwestern and South-Central Wyoming Sagebrush Focal Area, Wyoming, and the Bear River Watershed Sagebrush Focal Area, Wyoming and Utah, (ver. 1.1, October 26, 2016): U.S. Geological Survey Scientific Investigations Report 2016–5089–E, 128 p., http://dx.doi.org/10.3133/sir20165089E.

Year Published: 2016

Historical files from Federal Government mineral exploration-assistance programs, 1950 to 1974

The Defense Minerals Administration (DMA), Defense Minerals Exploration Administration (DMEA), and Office of Minerals Exploration (OME) mineral exploration programs were active over the period 1950–1974. Under these programs, the Federal Government contributed financial assistance in the exploration for certain strategic and critical minerals. The...

Frank, David G.
Frank, D.G., 2016, Historical files from Federal Government mineral exploration-assistance programs, 1950 to 1974: U.S. Geological Survey Data Series 1004, http://dx.doi.org/10.3133/ds1004.

Year Published: 2016

Earthquake probabilities for the Wassatch front region in Utah, Idaho, and Wyoming

In a letter to The Salt Lake Daily Tribune in September 1883, U.S. Geological Survey (USGS) geologist G.K. Gilbert warned local residents about the implications of observable fault scarps along the western base of the Wasatch Range. The scarps were evidence that large surface-rupturing earthquakes had occurred in the past and more would likely...

Wong, Ivan G.; Lund, William R.; Duross, Christopher; Thomas, Patricia; Arabasz, Walter; Crone, Anthony J.; Hylland, Michael D.; Luco, Nicolas; Olig, Susan S.; Pechmann, James C.; Personius, Stephen; Petersen, Mark D.; Schwartz, David P.; Smith, Robert B.; Rowman, Steve

Year Published: 2016

New insights into debris-flow hazards from an extraordinary event in the Colorado Front Range

Rainfall on 9–13 September 2013 triggered at least 1,138 debris flows in a 3430 km2 area of the Colorado Front Range. The historical record reveals that the occurrence of these flows over such a large area in the interior of North America is highly unusual. Rainfall that triggered the debris flows began after ~75 mm of antecedent rain had fallen,...

Coe, Jeffrey A.; Kean, Jason W.; Godt, Jonathan W.; Baum, Rex L.; Jones, Eric S.; Gochis, David; Anderson, Gregory S
Coe, J.A., Kean, J.W., Godt, J.W., Baum, R.L., Jones, E.S., Gochis, D.J., and Anderson, G.S., 2014, New insights into debris-flow hazards from an extraordinary event in the Colorado Front Range: GSA Today, v. 24, no. 10, p. 4-10.

Year Published: 2014

Assessment of the quality of groundwater and the Little Wind River in the area of a former uranium processing facility on the Wind River Reservation, Wyoming, 1987 through 2010

In 2010, the U.S Geological Survey (USGS), in cooperation with the Wind River Environmental Quality Commission (WREQC), began an assessment of the effectiveness of the existing monitoring network at the Riverton, Wyoming, Uranium Mill Tailings Remedial Action (UMTRA) site. The USGS used existing data supplied by the U.S. Department of Energy (DOE...

Ranalli, Anthony J.; Naftz, David L.
Assessment of the quality of groundwater and the Little Wind River in the area of a former uranium processing facility on the Wind River Reservation, Wyoming, 1987 through 2010; 2014; SIR; 2013-5218; Ranalli, Anthony J.; Naftz, David L.

Year Published: 2012

Groundwater-quality and quality-control data for two monitoring wells near Pavillion, Wyoming, April and May 2012

In June 2010, the U.S. Environmental Protection Agency installed two deep monitoring wells (MW01 and MW02) near Pavillion, Wyoming, to study groundwater quality. During April and May 2012, the U.S Geological Survey, in cooperation with the Wyoming Department of Environmental Quality, collected groundwater-quality data and quality-control data from...

Wright, Peter R.; McMahon, Peter B.; Mueller, David K.; Clark, Melanie L.
Groundwater-quality and quality-control data for two monitoring wells near Pavillion, Wyoming, April and May 2012; 2012; DS; 718; Wright, Peter R.; McMahon, Peter B.; Mueller, David K.; Clark, Melanie L.

Year Published: 2012

Sampling and analysis plan for the characterization of groundwater quality in two monitoring wells near Pavillion, Wyoming

In June 2010, the U.S. Environmental Protection Agency installed two deep monitoring wells (MW01 and MW02) near Pavillion, Wyoming to study groundwater quality. The U.S Geological Survey, in cooperation with the Wyoming Department of Environmental Quality, designed a plan to collect groundwater data from these monitoring wells. This sampling and...

Wright, Peter R.; McMahon, Peter B.
Sampling and analysis plan for the characterization of groundwater quality in two monitoring wells near Pavillion, Wyoming; 2012; OFR; 2012-1197; Wright, Peter R.; McMahon, Peter B.

Year Published: 2012

Assessment of total nitrogen and total phosphorus in selected surface water of the National Park Service Northern Colorado Plateau Network, Colorado, Utah, and Wyoming, from 1972 through 2007

Nutrients are a nationally recognized concern for water quality of streams, rivers, groundwater, and water bodies. Nutrient impairment is documented by the U.S. Environmental Protection Agency as a primary cause of degradation in lakes and reservoirs, and nutrients are related to organic enrichment and oxygen depletion, which is an important cause...

Brown, Juliane B.; Thoma, David P.
Assessment of total nitrogen and total phosphorus in selected surface water of the National Park Service Northern Colorado Plateau Network, Colorado, Utah, and Wyoming, from 1972 through 2007; 2012; SIR; 2012-5043; Brown, Juliane B.; Thoma, David P.

Year Published: 2012

What are plants doing and when? Using plant phenology to facilitate sustainable natural resources management

Climate change models for the northern Rocky Mountains predict changes in temperature and water availability that in turn will alter vegetation. Changes include timing of plant life-history events, or phenology, such as green-up, flowering and senescence, and shifts in species composition. Moreover, climate changes may favor different species,...

Chong, Geneva W.; Allen, Leslie A.
What are plants doing and when? Using plant phenology to facilitate sustainable natural resources management; 2012; Organization Series; 3; Chong, Geneva W.; Allen, Leslie A.

Year Published: 2012

WLCI researchers employ new approaches to help managers conserve deer migrations

Elk, mule deer, pronghorn antelope, moose, and bighorn sheep are iconic animals of the American West. These hooved animals, known as ungulates, commonly travel 30–60 miles between seasonal ranges. These migrations between winter and summer ranges are vital for survival and reproduction. As habitat fragmentation continues, the conservation of...

Allen, Leslie A.; Kauffman, Matthew J.
WLCI researchers employ new approaches to help managers conserve deer migrations; 2012; Organization Series; 2; Allen, Leslie A.; Kauffman, Matthew J.

Year Published: 2012

Diversity and distribution of mayflies (Ephemeroptera), stoneflies (Plecoptera), and caddisflies (Trichoptera) of the South Platte River Basin, Colorado, Nebraska, and Wyoming, 1873-2010

The U.S. Geological Survey, in cooperation with the C.P. Gillette Museum of Arthropod Diversity (Colorado State University, Fort Collins, Colorado), compiled collection record data to document the historical and present-day occurrence of mayfly, stonefly, and caddisfly species in the South Platte River Basin. Data were compiled from records...

Zuellig, Robert E.; Heinold, Brian D.; Kondratieff, Boris C.; Ruiter, David E.
Diversity and distribution of mayflies (Ephemeroptera), stoneflies (Plecoptera), and caddisflies (Trichoptera) of the South Platte River Basin, Colorado, Nebraska, and Wyoming, 1873-2010; 2012; DS; 606; Zuellig, Robert E.; Heinold, Brian D.; Kondratieff, Boris C.; Ruiter, David E.

Filter Total Items: 199
Image from an application that navigates users through USGS National Oil and Gas Assessment Provinces
November 14, 2018

National Oil and Gas Assessment Provinces

This is a graphic from the USGS National Oil and Gas Assessment Explorer application, which allows user to drill into 70 oil and gas assessment provinces throughout the United States.

Leidy Creek near Moran (13012465) streamgage
September 23, 2018

Leidy Creek near Moran (13012465) streamgage

Leidy Creek near Moran (13012465) streamgage

South Fork Spread Creek near Moran (13012475) streamgage
September 23, 2018

South Fork Spread Creek near Moran (13012475) streamgage

South Fork Spread Creek near Moran (13012475) streamgage

Drainage area contributing to Big Creek below Lookout Creek, near Apgar
September 11, 2018

Drainage area contributing to Big Creek below Lookout Creek, nr Apgar

Drainage area contributing to Big Creek below Lookout Creek, near Apgar

July 19, 2018

Drilling an Ice Core

Researchers start drilling an ice core in the Greater Yellowstone Ecosystem.

Blacks Fork above Smiths Fork Streamgage
July 11, 2018

Blacks Fork above Smiths Fork Streamgage

Blacks Fork above Smiths Fork Streamgage

Wyoming-Montana Stream Water-Quality Network Sites in 2018
April 19, 2018

Wyoming-Montana Stream Water-Quality Network Sites in 2018

NWISMapper screenshot of Wyoming-Montana Stream Water-Quality Network Sites in 2018

Wyoming-Montana Stream Water-Quality Network site map
April 19, 2018

Wyoming-Montana Stream Water-Quality Network site map

Wyoming-Montana Stream Water-Quality Network site map

Sampling Astoria Hot Springs
March 28, 2018

Sampling Astoria Hot Springs

Sampling Astoria Hot Springs

Processing sample from Granite Hot Springs
March 20, 2018

Processing sample from Granite Hot Springs

Processing sample from Granite Hot Springs

March 7, 2018

Yellowstone Volcano Observatory Scientists Host Facebook Live Event

USGS–Yellowstone Volcano Observatory Scientist-in-Charge Mike Poland, Deputy Scientist-in-Charge Wendy Stovall, and Chief Seismologist Jamie Farrell answer questions from the public about Yellowstone earthquakes, deformation, eruptive history, the magmatic plumbing system, and more, during a USGS Volcanoes Facebook Live event recorded on March 7, 2018, at the USGS–Cascades

...
Measuring streamflow, New Fork River near Big Piney (09205000)
March 1, 2018

Measuring streamflow, New Fork River near Big Piney (09205000)

Measuring streamflow, New Fork River near Big Piney (09205000)

Filter Total Items: 105
Dry wash in San Rafael Desert with white surface salts
January 25, 2018

Salinity loads that originate from groundwater within the Upper Colorado River Basin have decreased from 1986-2011, according to a new U.S. Geological Survey study done in cooperation with the Colorado River Basin Salinity Control Program.

Prairie dog and SPV bait
December 13, 2017

About 70 percent of wild prairie dogs successfully ingested baits containing an oral sylvatic plague vaccine, or SPV, that were distributed throughout their habitats, according to a new U.S. Geological Survey study.

Image shows coal being loaded into trucks at a coal mine
October 26, 2017

It is difficult to overstate the importance of energy to the American economy.  Managing this vital sector depends on knowing how many energy resources we have, how many we use and need, and how these resources are transported

USGS
September 18, 2017

Just after Labor Day, U.S. Geological Survey field crews began digging a trench within the Jackson Hole Mountain Resort ski area, on the lower reaches of Buffalo Bowl. 

A wildfire in a forest
September 7, 2017

A growing number of wildfire-burned areas throughout the western United States are expected to increase soil erosion rates within watersheds, causing more sediment to be present in downstream rivers and reservoirs, according to a new study by the U.S. Geological Survey.

Image shows a geologic map of the Lower 48
August 21, 2017

A carbonatite here, a glacial moraine there, a zig-zagging fault or two, even a behemoth of a batholith. The geology of the 50 States is an enormous patchwork of varied forms, beautiful in their variance but challenging to present as a single map.

A mother grizzly bear and her cub in the Greater Yellowstone Ecosystem.
July 5, 2017

From the journals of Lewis & Clark, April 13, 1805 (in the vicinity of Pouch Point Recreation Area - 16 miles south of New Town, North Dakota):

High Plains aquifer water-level changes, predevelopment to 2015
June 16, 2017

The U.S. Geological Survey has released a new report detailing changes of groundwater levels in the High Plains aquifer. The report presents water-level change data in the aquifer for two separate periods: from 1950 – the time prior to significant groundwater irrigation development – to 2015, and from 2013 to 2015.

Image: A Mule Deer Released After Being Radio-Collared
May 3, 2017

Migratory mule deer in Wyoming closely time their movements to track the spring green-up, providing evidence of an underappreciated foraging benefit of migration, according to a study by University of Wyoming and U.S. Geological Survey scientists at the Wyoming Cooperative Fish and Wildlife Research Unit.

Lake Mead
March 15, 2017

The Colorado River system provides about 35 million Americans with a portion of their water supply. It irrigates 5½ million acres of land in the West and provides water to tribes, parks, and wildlife. The system serves parts of seven States and Mexico—but reservoir levels have crept lower over the past several years, sparking questions about how much water remains and who will have access.

USGS
February 17, 2017

Small variations in the density of the earth’s crust—undetectable to humans without sensitive instruments—influence where earthquakes may occur in the central United States. These new findings from the U.S. Geological Survey, published today in Nature Communications, may allow scientists to map where future seismicity in the center of the country is most likely.

Dubois Badlands Wilderness Study Area, Wyoming
January 19, 2017

The U.S. Geological Survey and the Bureau of Land Management today released a collaborative report with new information and tools to support effective management of millions of acres of BLM public lands.  The report underscores the value of a landscape approach to management, and shows that the BLM manages some of the largest areas of intact public lands in the west. 

Filter Total Items: 26