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Wyoming

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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: 61
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. 

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

Land Treatment Planning Tool

The Land Treatment Planning Tool 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
Setting up Groundwater Streamgage on Green River nr LaBarge
Date Published: May 2, 2018
Status: Active

WLCI: Groundwater Streamgages in the upper Green River Basin

Real-time groundwater streamgages are created at existing streamgages by adding streambank wells (piezometers) to expand the understanding of groundwater/surface-water interaction. The object of this project is to:

  • Identify interactions between the stream and near-surface groundwater
  • Evaluate
  • ...
Photo of Bird Bands in a Variety of Sizes and Types
Date Published: May 1, 2018
Status: Active

Bird Banding Laboratory

The Bird Banding Laboratory (BBL) is an integrated scientific program established in 1920 supporting the collection, archiving, management and dissemination of information from banded and marked birds in North America.  This information is used to monitor the status and trends of resident and migratory bird populations. Because birds are good indicators of the health of the environment, the...

Slush in Yellowstone River at Billings required old-school AA meter
Date Published: April 28, 2018
Status: Active

Yellowstone River Basin Water-Quality Assessment

The Yellowstone River Basin (YELL) study-unit in Wyoming, Montana and North Dakota, is part of the U.S. Geological Survey's National Water-Quality Assessment (NAWQA) Program. The long-term goals of this program are to describe the status and trends in the quality of a large, representative part of the Nation's surface- and ground-water resources, and to provide a sound, scientific...

Wyoming reports bibliography area map
Date Published: April 26, 2018
Status: Archived

BIBLIOGRAPHY OF REPORTS BY U.S. GEOLOGICAL SURVEY AUTHORS ABOUT THE WATER RESOURCES OF WYOMING

Since the late 19th Century, long before the first U.S. Geological Survey (USGS) office was opened in Wyoming, USGS scientists have been investigating the geology and water resources of the State and publishing their findings. The main product of all USGS work in Wyoming comprises the published reports of those investigations—mostly maps and book reports of the USGS, but also articles in...

Tongue River Surface-Water-Quality Monitoring Network Site Map
Date Published: April 26, 2018
Status: Archived

Tongue River Surface-Water-Quality Monitoring Network

Coal-bed methane development is in the initial stages of exploration and production in the Tongue River watershed. Long-term monitoring is needed to provide information to evaluate any changes or trends in surface-water quality and support informed decisions about resource use and management. The goals of this monitoring program are to collect water-quality data and disseminate...

Filter Total Items: 38
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-planning-tool

Land Treatment Planning Tool

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

The Land Treatment Planning 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

Water
/data-tools/wyoming-pesticide-surface-water-sampling-sites

Wyoming Pesticide Surface-Water Sampling Sites

Pesticide surface-water sampling site map
February 7, 2018

Wyoming Pesticide Surface-Water Sampling Sites

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: 12
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: 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: 2006

Estimated water use in Wyoming during 2000

The U.S. Geological Survey (USGS) has compiled and published estimates of water withdrawals every 5 years since 1950. This series of water-use reports serves as one of the few sources of information about regional or national trends in water withdrawals (Hutson and others, 2004).In Wyoming, six categories—irrigation, mining, thermoelectric power,...

Boughton, Gregory K.; Remley, Kendra R.; Bartos, Timothy T.
Estimated Water Use in Wyoming During 2000; 2006; FS; 2006-3099; Boughton, Gregory K.; Remley, Kendra R.; Bartos, Timothy T.

Year Published: 2005

Characterization and modes of occurrence of elements in feed coal and coal combustion products from a power plant utilizing low-sulfur coal from the Powder River Basin, Wyoming

The U.S. Geological Survey and the University of Kentucky Center for Applied Energy Research are collaborating with an Indiana utility company to determine the physical and chemical properties of feed coal and coal combustion products from a coal-fired power plant. The Indiana power plant utilizes a low-sulfur (0.23 to 0.47 weight percent S) and...

Brownfield, Michael E.; Cathcart, James D.; Affolter, Ronald H.; Brownfield, Isabelle K.; Rice, Cynthia A.; O'Connor, Joseph T.; Zielinski, Robert A.; Bullock, John H.; Hower, James C.; Meeker, Gregory P.
Characterization and modes of occurrence of elements in feed coal and coal combustion products from a power plant utilizing low-sulfur coal from the Powder River Basin, Wyoming; 2005; SIR; 2004-5271; Brownfield, Michael E.; Cathcart, James D.; Affolter, Ronald H.; Brownfield, Isabelle K.; Rice, Cynthia A.; O'Connor, Joseph T.; Zielinski, Robert A.; Bullock, John H., Jr.; Hower, James C.; Meeker, Gregory P.

Year Published: 2001

Historical water-quality data for the High Plains Regional Ground-Water Study Area in Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming, 1930-98

The High Plains aquifer underlies 174,000 square miles in parts of eight States and includes eight primary hydrogeologic units, including the well-known Ogallala Formation. The High Plains aquifer is an important resource, providing water for 27 percent of the Nation?s irrigated agricultural lands in an otherwise dry landscape. Since the 1980?s...

Litke, David W.
Historical water-quality data for the High Plains Regional Ground-Water Study Area in Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming, 1930-98; 2001; WRI; 2000-4254; Litke, David W.

Year Published: 1999

Effects of snowmobile use on snowpack chemistry in Yellowstone National Park, 1998

Snowmobile use in Yellowstone National Park has increased substantially in the past three decades. In areas of greatest snowmobile use, elevated levels of by-products of gasoline combustion such as ammonium and benzene have been detected in snowpack samples. Annual snowpacks and snow-covered roadways trap deposition from local and regional...

Ingersoll, George P.
Effects of snowmobile use on snowpack chemistry in Yellowstone National Park, 1998; 1999; WRI; 99-4148; Ingersoll, George P.

Year Published: 1997

Organochlorine compounds and trace elements in streambed sediment and fish tissue, South Platte River Basin; Colorado, Nebraska, and Wyoming

Concentration data for organochlorine compounds and trace elements in streambed sediment and fish tissue collected throughout the South Platte River Basin as part of the U.S. Geological Survey's National WaterQuality Assessment (NAWQA) Program were evaluated to determine the following: (1) which organochlorine compounds and trace elements occurred...

Heiny, Janet S.
Organochlorine compounds and trace elements in streambed sediment and fish tissue, South Platte River Basin; Colorado, Nebraska, and Wyoming; 1997; FS; 040-97; Heiny, Janet S.

Year Published: 1996

Estimated use of water in Lincoln County, Wyoming, 1993

Total water use in Lincoln County, Wyoming in 1993 was estimated to be 405,000 Mgal (million gallons). Water use estimates were divided into nine categories: public supply, self-supplied domestic, commercial, irrigation, livestock, indus ial, mining, thermoelectric power, and hydro- electric power. Public supply water use, estimated to be 2,160...

Ogle, K.M.; Eddy-Miller, C. A.; Busing, C.J.
Estimated use of water in Lincoln County, Wyoming, 1993; 1996; WRI; 96-4162; Ogle, K. M.; Eddy-Miller, C. A.; Busing, C. J.

Year Published: 1990

National water summary 1987: Hydrologic events and water supply and use

Water use in the United States, as measured by freshwater withdrawals in 1985, averaged 338,000 Mgal/d (million gallons per day), which is enough water to cover the 48 conterminous States to a depth of about 2.4 inches. Only 92,300 Mgal/d, or 27.3 percent of the water withdrawn, was consumptive use and thus lost to immediate further use; the...

Carr, Jerry E.; Chase, Edith B.; Paulson, Richard W.; Moody, David W.
Attribution: Water, Central Midwest Water Science Center, Dakota Water Science Center, Illinois-Iowa Water Science Center, Iowa Water Science Center, Kansas Water Science Center, Minnesota Water Science Center, Pennsylvania Water Science Center, Texas Water Science Center, Utah Water Science Center, Wisconsin Water Science Center, Water Resources, Water Availability and Use Science Program, Alabama, Alaska, Arizona, Arkansas, California, Colorado, Connecticut, Delaware, Florida, Georgia, Hawaii, Idaho, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maine, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Montana, Nebraska, Nevada, New Hampshire, New Jersey, New Mexico, New York, North Carolina, North Dakota, Ohio, Oklahoma, Oregon, Pennsylvania, Puerto Rico, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, U.S. Virgin Islands, Utah, Vermont, Virginia, Washington, West Virginia, Wisconsin, Wyoming, United States of America
National water summary 1987: hydrologic events and water supply and use; 1990; WSP; 2350; Carr, Jerry E.; Chase, Edith B.; Paulson, Richard W.; Moody, David W.

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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 site map
April 19, 2018

Wyoming-Montana Stream Water-Quality Network site map

Wyoming-Montana Stream Water-Quality Network site map

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

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)

Wyoming Range WLCI small stream study locations
February 22, 2018

Wyoming Range WLCI small stream study locations

Wyoming Range WLCI small stream study locations

Eric Blajszczak teaches 5th graders about water & measuring streamflow
February 9, 2018

Eric Blajszczak teaches 5th graders about water & measuring streamflow

Eric Blajszczak teaches 5th graders about water & measuring streamflow

Stream observation points and focal basins for PROSPER project
February 7, 2018

Stream observation points and focal basins for PROSPER project

Stream observation points and focal basins for PROSPER project

Locations of wells sampled 1995-2006 and notation of pesticide detected (red dot)
February 4, 2018

Locations of wells sampled 1995-2006, pesticide detection noted in red

Locations of wells sampled 1996-2005 and notation of pesticide detected (red dot)

ADCP streamflow measurement, Wind River near Dubois
January 30, 2018

ADCP streamflow measurement, Wind River near Dubois

ADCP streamflow measurement, Wind River near Dubois

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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.