Unified Interior Regions

Arizona

The Southwest Region includes California, Nevada, and Arizona. The Regional Office, headquartered in Sacramento, provides Center oversight and support, facilitates internal and external collaborations, and works to further USGS strategic science directions.

States L2 Landing Page Tabs

Filter Total Items: 142
Date published: February 26, 2019
Status: Completed

August-September 2014 Southwest Floods

Learn more about USGS flood activities related to the August-September 2014 Floods, caused by heavy rains followed by remnants of Hurricane Odile which brought major flooding to parts of Arizona.

Date published: February 25, 2019
Status: Completed

September 2013 Southwest Floods

Learn more about USGS flood activities related to the September 2013 Southwest Floods that occurred when rains brought major flooding to parts of Colorado, New Mexico, Arizona, and Utah.

Date published: December 12, 2018
Status: Active

Tribal Land Vegetation and Watershed Modeling

San Carlos Apache Reservation covers 1.8 million acres in east-central Arizona, and has diverse ecosystems and vegetation types that support a natural resource-based economy.

Date published: December 6, 2018
Status: Active

Southern Arizona-Southwestern New Mexico Oil and Gas Assessments

The U.S. Geological Survey completed the following assessments of undiscovered oil and gas resources of the Southern Arizona-Southwestern New Mexico Basin 5025.

    Date published: December 6, 2018
    Status: Active

    Northern Arizona Oil and Gas Assessments

    The U.S. Geological Survey completed the following assessments of undiscovered oil and gas resources of the Northern Arizona Province 5024.

    Date published: November 21, 2018
    Status: Completed

    Lunar Consortium

    Presented here are variety of data selected from a collection of data commonly referred to as the Lunar Consortium Data. This pre-Clementine data set consists of products derived from Apollo, Lunar Orbiter, Galileo, and Zond 8 missions. Select data collected from Earth-based observations are also included as part of this collection.

     

    ...

    Date published: November 19, 2018
    Status: Completed

    SP Recession

    TES Observations of the South Pole

    T.N. Titus (Oak Ridge Associated Universities), H.H. Kieffer, K.F. Mullins (U.S. Geological Survey)

    he recession of the south polar cap has been observed telescopically and from spacecraft in both the visible and thermal regions. Although a simple cap-edge versus time plot has commonly been used, without regard as to...

    Date published: November 19, 2018
    Status: Active

    Paradox Basin Oil and Gas Assessments

    The U.S. Geological Survey completed the following assessments of undiscovered oil and gas resources of the Paradox Basin Province of Utah, Colorado, New Mexico and Arizona 5021.

    Date published: November 19, 2018
    Status: Completed

    SP Cryptic Region

    Kieffer, H.H., Titus, T.N., Mullins, K.F., Becker, K., Johnson, J., Christensen, P.

    The early part of the Mars Global Surveyor mission provided good TES coverage of the Mars south polar region. 

    Date published: November 19, 2018
    Status: Active

    Eastern Great Basin Oil and Gas Assessments

    The U.S. Geological Survey completed the following assessments of undiscovered oil and gas potential of the Eastern Great Basin Province of eastern Nevada, western Utah, southeastern Idaho, and northwestern Arizona 5019.

       

      Date published: November 19, 2018
      Status: Completed

      South Pole

      Jets on Mars

      Nature, August 2006. CO2 Jets on Mars: Scientists have now found a better explanation for the dark spots and fans found on the south polar region of Mars. These spots, which can cover tens of square kilometers, are visible in the cryptic region. Originally, it was suggested that the spots were soil, exposed after early defrosting...

      Date published: November 16, 2018
      Status: Completed

      All About Ice

      Why Study Ice on Mars?

      On Earth, there’s a plethora of variables driving environmental change, from natural processes to the activities of humans. While Mars is most similar to Earth of all the known extraterrestrial worlds, its climate is still extremely different from our watery abode. The recent discovery of ice on the red planet’s surface has given us a new climate driver to study....

      Filter Total Items: 62
      Date published: December 6, 2018

      Downloadable Data for Southern Arizona-Southwestern New Mexico Oil and Gas Assessments

      GIS Data for Southern Arizona-Southwestern New Mexico Oil and Gas Assessments 

      Date published: November 29, 2018

      Downloadable Data for Paradox Basin Oil and Gas Assessments

      Downloadable Data for Paradox Basin Oil and Gas Assessments 

      Date published: November 28, 2018

      Integrated Software for Imagers and Spectrometers

      This is the home page for ISIS, a digital image processing software package. The focus of the software is to manipulate imagery collected by current and past NASA and International planetary missions sent throughout our Solar System.

      Date published: October 12, 2018

      Astropedia Product Search

      Search Astropedia for Products.

      Date published: September 28, 2018

      Map Projection On the Web

      While some instrument teams provide science-ready versions of their data, many other archives must first be processed by the individual researcher. POW provides users with calibrated cartographic images that can be used for geologic mapping, analysis in a Geographic Image System (GIS), change detection, merging of dissimilar instrument images, and use in a host of other scientific applications...

      Date published: September 21, 2018

      Map a Planet

      Welcome to the new Map-A-Planet

      MAP (v2) allows users to select global image mosaics for download, or with an account, one can also request the mosaic be map projected, clipped to extents, run pre-defined algebra functions against multi-band mosaics, and/or then convert it to the user’s desired file format. Quickly browse ...

      Date published: September 19, 2018

      2015: The Year of the Dwarf Planets

      Interactive web app that takes you through the history of Dwarf Planets in our Solar System from the 1700's to 2015.

      Date published: September 12, 2018

      Lung Bioassay of Ground Dwelling Mammals from the Grand Canyon Uranium Breccia Pipe Region Using Scanning Electron Microscopy

      Small mammal lung tissue sections were examined to help assess the effects of weathering on bioavailability and toxicity from sites in different phases of the mine cycle within the Grand Canyon area. Hematoxylin and eosin slides of lung tissue from brush mouse, deer mice, and pocket gophers were examined by a veterinary pathologist who marked areas of the tissue that showed normal, inflamm...

      Date published: September 12, 2018

      Energy Dispersive Spectra of Particulate Matter in Lung Tissue from Ground Dwelling Mammals from the Grand Canyon Uranium Breccia Pipe Region

      Energy dispersive spectra of particulate matter in lung tissue from brush mouse, deer mice, and pocket gophers.

      Date published: September 10, 2018

      Gazetteer of Planetary Nomenclature

      Planetary nomenclature, like terrestrial nomenclature, is used to uniquely identify a feature on the surface of a planet or satellite so that the feature can be easily located, described, and discussed. This gazetteer contains detailed information about all names of topographic and albedo features on planets and satellites (and some planetary ring and ring-gap systems) that the ...

      Date published: September 10, 2018

      Planetary Image Locator Tool (PILOT)

      PILOT (Planetary Image Locator Tool) is an online data portal used by planetary scientists and cartographers to search through the raw archives of the PDS Cartography and Imaging Science Node. It searches through a large catalog of visual, infrared and...

      Date published: August 28, 2018

      USGS Domestic Continuous (Unconventional) Oil & Gas Assessments, 2000-Present

      Interactively explore assessment summary information for continuous (unconventional) assessments conducted at the USGS from 2000-2018. The assessment results data used to generate this visualization can be downloaded here in Excel Format.  These data represent all assessment results...

      Filter Total Items: 44
      Horizontal position differences for Clementine images
      November 5, 2018

      Lunar Orbiter Lunar Control Network 2004

      The USGS worked to digitize and restore a global set of Lunar Orbiter images and to assemble this into a global digital Lunar Orbiter mosaic of the Moon. A separate Lunar Orbiter Control network is being created as part of this work. For additional information, see the Lunar Orbiter Digitization Project [Gaddis et al., 2001a, 2001b, 2003; Becker...

      Apollo 16 - John Watts Young working at the back of the rover
      November 5, 2018

      This gallery features several digitized photographs from Apollo Mission explorations of the lunar surface. Anaglyph or 3D images require red-blue or red-green 3D glasses. The imagery and maps were prepared as part of a project by a USGS team under funding from the USGS Technology Transfer Program and NASA's Planetary Geology and Geophysics Program. Dr. Christopher D. Condit...

      Tethys airbrush shaded relief
      November 5, 2018

      The following products were the first step of cartography planning in support of the Cassini-Huygens mission to the Saturian System. Five of Saturans moons are linked below in a standard cartographic format. This includes mapping information such as latitude and longitude ranges, image resolutions and projection information. The data included in these maps was collected by both...

       

      Apollo 12 color panorama taken by Charles Conrad
      November 5, 2018

      The following 360° panoramas were created using digitized photographs collected by the astronauts during the Apollo 11 - 17 lunar exploration missions. The imagery and maps were prepared as part of a project by a USGS team under funding from the USGS Technology Transfer Program and NASA's Planetary Geology and Geophysics Program. Dr. Christopher D. Condit (U. Massachusetts) and Mr. Richard...

      Callisto Mercator projection mosaic
      November 5, 2018

      This global map of Callisto utilizes the best image quality and moderate resolution coverage supplied by Galileo SSI (Solid State Imaging instrument) and Voyager 1 and 2. The image processing was performed at USGS using the Integrated Software for Imagers and Spectrometers (ISIS) system. The image data was selected on the basis of overall image quality, reasonable input resolution, and ...

      Ganymede Image Mosaic Map based on data from the Galileo Orbiter Solid-State Imaging (SSI) camera and the Voyager 1 and 2
      November 5, 2018

      This global map base of Ganymede utilizes the best image quality and moderate resolution coverage supplied by Galileo SSI (Solid State Imaging instrument) and Voyager 1 and 2. The image processing was performed at USGS using the Integrated Software for Imagers and Spectrometers (ISIS) system. The image data was selected on the basis of overall image quality, reasonable input resolution...

      Color Galileo mosaic merged with high-resolution Voyager mosaic
      November 5, 2018

      This basemap of Jupiter’s moon Io was produced by combining the best images from both the Voyager 1 and Galileo Missions. Although the subjovian hemisphere of Io was poorly seen by Galileo, superbly detailed Voyager 1 images cover longitudes from 240?W to 40?W and the nearby southern latitudes. A monochrome mosaic of the highest resolution images from both Galileo and Voyager 1 was assembled...

      Mercator projection mosaic
      November 5, 2018

      This global map base of Europa utilizes the best image quality and moderate resolution coverage supplied by Galileo SSI (Solid State Imaging instrument) and Voyager 1 and 2. The image processing was performed here at USGS using the Integrated Software for Imagers and Spectrometers (ISIS) system. The image data was selected on the basis of overall image quality, reasonable input resolution...

      Apollo 14 Traverse Map
      November 5, 2018

      This page features several maps showing routes the astronauts took during extravehicular activities (EVAs). The imagery and maps were prepared as part of a project by a USGS team under funding from the USGS Technology Transfer Program and NASA's Planetary Geology and Geophysics Program. Dr. Christopher D. Condit (U. Massachusetts) and Mr. Richard Kozak provided scientific and technical...

      Venus Magellan Globe
      November 2, 2018

      Download, print, and make your own planetary globes! The number, size, and placement of text annotations were chosen to provide a general orientation of prominent features on a 12-inch globe. Features are labeled with names approved by the International Astronomical Union. A specialized program was used to create the "flower petal" appearance of the photomosaic; the areas of each petal from 0 ...

      USGS
      September 28, 2018

      Meteor Crater is a 180 m deep, 1.2 km diameter bowl-shaped impact crater in Northern Arizona, and has long been a terrestrial analog site for planetary exploration. During the 1960’s, Eugene Shoemaker trained NASA astronauts at the crater to prepare for the Apollo missions to the Moon. The Meteor Crater Sample Collection consists of geologic samples from the Meteor Crater ejecta blanket.

      USGS
      September 26, 2018

      The goals for this website are to catalog completed geologic maps and to help track the progress of currently funded maps. If you would like to propose for a mapping investigation, check the appropriate planetary body in the map index or refer to the various mapping pages (linked under Maps above) to see which geologic maps may have already been published or are currently in progress. 

      Filter Total Items: 134
      Publication Thumbnail
      Year Published: 2007

      Rapid estimation of recharge potential in ephemeral-stream channels using electromagnetic methods, and measurements of channel and vegetation characteristics

      To classify recharge potential (RCP) in ephemeral-stream channels, a method was developed that incorporates information about channel geometry, vegetation characteristics, and bed-sediment apparent electrical conductivity (??a). Recharge potential is not independently measurable, but is instead formulated as a site-specific, qualitative parameter...

      Callegary, J.B.; Leenhouts, J.M.; Paretti, N.V.; Jones, Christopher A.
      Rapid estimation of recharge potential in ephemeral-stream channels using electromagnetic methods, and measurements of channel and vegetation characteristics; 2007; Article; Journal; Journal of Hydrology; Callegary, J. B.; Leenhouts, J. M.; Paretti, N. V.; Jones, C. A.

      Publication Thumbnail
      Year Published: 2006

      Ground-water, surface-water, and water-chemistry data, Black Mesa area, northeastern Arizona--2004-05

      The N aquifer is the major source of water in the 5,400-square-mile area of Black Mesa in northeastern Arizona. Availability of water is an important issue in this area because of continued industrial and municipal use, a growing population, and precipitation of about 6 to 14 inches per year. The monitoring program in the Black Mesa area has...

      Truini, Margot; Macy, J. P.
      Ground-water, surface-water, and water-chemistry data, Black Mesa area, northeastern Arizona--2004-05; 2006; OFR; 2006-1058; Truini, Margot; Macy, J. P.

      Publication Thumbnail
      Year Published: 2006

      Electrical resistance sensors record spring flow timing, Grand Canyon, Arizona

      Springs along the south rim of the Grand Canyon, Arizona, are important ecological and cultural resources in Grand Canyon National Park and are discharge points for regional and local aquifers of the Coconino Plateau. This study evaluated the applicability of electrical resistance (ER) sensors for measuring diffuse, low-stage (<1.0 cm)...

      Adams, E.A.; Monroe, S.A.; Springer, Abraham E.; Blasch, K.W.; Bills, D.J.
      Electrical resistance sensors record spring flow timing, Grand Canyon, Arizona; 2006; Article; Journal; Ground Water; Adams, E. A.; Monroe, S. A.; Springer, A. E.; Blasch, K. W.; Bills, D. J.

      Publication Thumbnail
      Year Published: 2005

      Lithology and thickness of the Carmel Formation as related to leakage between the D and N aquifers, Black Mesa, Arizona

      Truini, Margot; Macy, J. P.
      Lithology and thickness of the Carmel Formation as related to leakage between the D and N aquifers, Black Mesa, Arizona; 2005; SIR; 2005-5187; Truini, Margot; Macy, J. P.

      Publication Thumbnail
      Year Published: 2005

      Geologic, hydrologic, and chemical data from the C aquifer near Leupp, Arizona

      Hoffmann, J.P.; Bills, D.J.; Phillips, J.V.; Halford, K.J.
      Geologic, hydrologic, and chemical data from the C aquifer near Leupp, Arizona; 2005; SIR; 2005-5280; Hoffmann, J. P.; Bills, D. J.; Phillips, J. V.; Halford, K. J.

      Publication Thumbnail
      Year Published: 2005

      Ground-water, surface-water, and water-chemistry data, Black Mesa area, northeastern Arizona--2003-04

      The N aquifer is the major source of water in the 5,400-square-mile area of Black Mesa in northeastern Arizona. Availability of water is an important issue in this area because of continued industrial and municipal use, a growing population, and precipitation of about 6 to 14 inches per year. The monitoring program in the Black Mesa area has...

      Truini, Margot; Macy, Jamie P.; Porter, Thomas J.
      Ground-water, surface-water, and water-chemistry data, Black Mesa area, northeastern Arizona--2003-04; 2005; OFR; 2005-1080; Truini, Margot; Macy, Jamie P.; Porter, Thomas J.

      Publication Thumbnail
      Year Published: 2005

      Water withdrawals for irrigation, municipal, mining, thermoelectric-power, and drainage uses in Arizona outside of active management areas, 1991-2000

      Economic development in Arizona is largely influenced by access to adequate water supplies owing to the State's predominantly semiarid to arid climate. Water demand is met by pumping ground water from aquifers or by con-veying surface water through a system of reservoirs and canals. Water-withdrawal data provide important information on how water...

      Tadayon, Saeid
      Water withdrawals for irrigation, municipal, mining, thermoelectric-power, and drainage uses in Arizona outside of active management areas, 1991-2000; 2005; SIR; 2004-5293; Tadayon, Saeid

      Publication Thumbnail
      Year Published: 2005

      A spatial model of potential jaguar habitat in Arizona

      The jaguar (Panthera onca) is an endangered species that occasionally visits the southwestern United States from Mexico. The number of jaguar sightings per decade has declined over the last 100 years in Arizona, USA, raising conservation concerns for the species at a local and national level. In 1997, state, federal, and local governments with...

      Hatten, J.R.; Averill-Murray, A.; van Pelt, W.E.
      A spatial model of potential jaguar habitat in Arizona; 2005; Article; Journal; Journal of Wildlife Management; Hatten, J. R.; Averill-Murray, A.; Van Pelt, W. E.

      Publication Thumbnail
      Year Published: 2004

      Ground-water, surface-water, and water-chemistry data, Black Mesa area, northeastern Arizona, 2002-03

      The N aquifer is the major source of water in the 5,400-square-mile area of Black Mesa in northeastern Arizona. Availability of water is an important issue in this area because of continued industrial and municipal use, a growing population, and precipitation of about 6 to 14 inches per year. The monitoring program in the Black Mesa area has...

      Truini, Margot; Thomas, Blakemore E.
      Ground-water, surface-water, and water-chemistry data, Black Mesa area, northeastern Arizona, 2002-03; 2004; OFR; 2003-503; Truini, Margot; Thomas, Blakemore E.

      Publication Thumbnail
      Year Published: 2003

      Hydrogeology of the D aquifer and movement and ages of ground water determined from geochemical and isotopic analyses, Black Mesa area, northeastern Arizona

      The Navajo Nation and the Hopi Tribe in the Black Mesa area depend on ground water from sandstones of the N aquifer for domestic, agricultural, municipal, and industrial needs. They are concerned that pumping of water from the N aquifer will induce leakage from the overlying D aquifer, resulting in the degradation of water quality in the N aquifer...

      Truini, Margot; Longsworth, Steve A.
      Hydrogeology of the D aquifer and movement and ages of ground water determined from geochemical and isotopic analyses, Black Mesa area, northeastern Arizona; 2003; WRI; 2003-4189; Truini, Margot; Longsworth, Steve A.

      Publication Thumbnail
      Year Published: 2003

      Variations in sand storage measured at monumented cross sections in the Colorado River between Glen Canyon Dam and Lava Falls Rapid, northern Arizona, 1992-99

      Bed elevations were measured at 131 monumented cross sections in the Colorado River between Glen Canyon Dam and Lava Falls Rapid from June 1992 to September 1999 to provide data on channel sand storage. This report documents the location of the 131 monumented cross sections, dates of measurements for all cross sections, methods of data collection...

      Flynn, Marilyn E.; Hornewer, Nancy J.
      Variations in sand storage measured at monumented cross sections in the Colorado River between Glen Canyon Dam and Lava Falls Rapid, northern Arizona, 1992-99; 2003; WRI; 2003-4104; Flynn, Marilyn E.; Hornewer, Nancy J.

      Publication Thumbnail
      Year Published: 2003

      A multiscaled model of southwestern willow flycatcher breeding habitat

      The southwestern willow flycatcher (SWFL; Empidonax traillii extimus) is an endangered songbird whose habitat has declined dramatically over the last century. Understanding habitat selection patterns and the ability to identify potential breeding areas for the SWFL is crucial to the management and conservation of this species. We developed a...

      Hatten, J.R.; Paradzick, C.E.

      Filter Total Items: 260
      June 11, 2020

      Land Treatment Exploration Tool: A Quick Introduction

      This is a quick introduction video to the Land Treatment Exploration Tool. This short video includes a summary of the tool with screen clips of the fact sheet, web tool, and an example Site Characterization Report.

      These tutorial videos were created to aid in the use of the Land Treatment Exploration Tool (LTET). These videos

      June 11, 2020

      Land Treatment Exploration Tool—Step 1: Describe Proposed Treatment

      This video describes Step 1 of the Land Treatment Exploration Tool. In Step 1 the user defines a name, the planned treatment/s, and a file name for exported items.

      These tutorial videos were created to aid in the use of the Land Treatment Exploration Tool (LTET). These videos guide a user through the main steps of the tool.

      June 11, 2020

      Land Treatment Exploration Tool — Step 2: Select Treatment Boundary

      This video describes Step 2 of the Land Treatment Exploration Tool. In Step 2 the user defines their planned treatment boundary. The user can load a zipped shapefile or on-screen digitize their boundary.  

      These tutorial videos were created to aid in the use of the Land Treatment Exploration Tool (LTET). These videos guide a

      June 11, 2020

      Land Treatment Exploration Tool — Step 3: Explore Site Characteristics

      This video describes Step 3 of the Land Treatment Exploration Tool. In Step 3 the user is guided to the Site History tab to explore land treatment and wildfire history of their planned treatment area. They are also directed to the Fish and Wildfire Information for Planning and Consultation tool to investigate areas of overlap with endangered species, migratory birds, and

      June 11, 2020

      Land Treatment Exploration Tool— Step 4: Prop. Treatment Area & Report

      This video describes Step 4 and the developing report of the Land Treatment Exploration Tool. In Step 4 the used selects layers to generate spatial overlap statistics with their planned treatment boundary. Summary tables are generated and displayed in the Report tab, where a user can create a PDF Site Characterization Report for their planned treatment boundary. Optionally

      June 11, 2020

      Land Treatment Exploration Tool — Step 5: Select Search Parameters

      This video describes Step 5 of the Land Treatment Exploration Tool. In Step 5 the user determines a distance or boundary to search for legacy Land Treatment Digital Library records. The user also indicates if the returned LTDL treatments are statistically evaluated against the planned treatment boundary using a Bray-Curtis Dissimilarity calculation.

      These tutorial

      June 11, 2020

      Land Treatment Exploration Tool — Step 6: Compare the LTDL Treatments

      This video describes Step 6 of the Land Treatment Exploration Tool. In Step 6 the user filters through the returned list of legacy LTDL treatments to identify records that contain useful information or context for the current planned treatment boundary. Selected treatments are added to the developing report and subsequent exported Site Characterization PDFs.  

      These

      A photo of a distressed desert
      May 21, 2020

      Disturbed desert landscape with erosion

      Disturbed desert landscape with erosion

      A photo of a distressed desert of the Sonoran Desert
      May 21, 2020

      distressed desert of the Sonoran Desert - carousal

      distressed desert of the Sonoran Desert, carousal image

      A photo of a field crew measuring density of grasses
      May 21, 2020

      Field Crew Measuring Density of Grasses

      Field crew measuring cover of Lehmann Lovegrass (Eragrostis lehmanniana) and Boer Lovegrass (E. curvula var. conferta = E. chloromelas) in a desert grassland of southern Arizona. 

      A photo of Sonoran Desert of the Kofa National Wildlife Refuge in Arizona
      May 21, 2020

      Sonoran Desert of the Kofa National Wildlife Refuge

      The Sonoran Desert of the Kofa National Wildlife Refuge in Arizona.

      Photo of a disturbed desert landscape
      May 21, 2020

      Disturbed desert landscape

      Disturbed desert landscape 

      Filter Total Items: 204
      aerial view of road damage after the Ridgecrest, CA earthquake
      October 15, 2019

      Effects from the two July 2019 Ridgecrest, CA earthquakes were observed in several USGS continuous groundwater-level monitoring sites in California, Nevada, and Arizona.

      Colorado River Lees Ferry at sunrise
      April 25, 2019

      The Grand Canyon Monitoring and Research Center currently has 11 active science projects as a part of its Triennial Work Plan (FY2018-2020) for work conducted as the science provider to the Glen Canyon Dam Adaptive Management Program.  New developments, recent publications and other current activities will be listed here.  Check here to find out the latest information from the Center.

      A huge canyon surrounded by deep-set cliffs opens to reveal a sunny gorge and part of the Colorado River.
      April 11, 2019

      A new study shows that mysterious cycles in salinity in the lower Colorado River are a result of precipitation patterns in the headwaters of the upper basin more than a thousand river miles away. The salinity levels generally repeat about every 10 years.

      This is a photo of a view of Lake Powell's south shore.
      March 18, 2019

      Mercury concentrations within Lake Powell are highest in side canyons within the lower portion of the reservoir, according to a new U.S. Geological Survey report. This finding is part of a study to better understand why mercury concentrations in striped bass are higher in the lower part of the reservoir.

      rock dam
      December 7, 2018

      Laura Norman's Aridland Water Harvesting Study helps lead a tour of a restoration and monitoring project at the Boy Scouts of America, Heard Scout Pueblo (HSP) in Phoenix, Arizona.

      Photo of desert landscape with arch formations in foreground and mountains in background
      November 26, 2018

      Adaptation and assessment practitioners gathered at the inaugural Southwest Adaptation Forum (SWAF) in October 2018, to identify shared challenges, lessons learned, and opportunities for future collaboration.

      Flooding at Vekol Wash, Arizona
      October 2, 2018

      Reporters: Do you want to accompany a USGS field crew as they measure flooding? Please contact Jennifer LaVista or Jim Leenhouts

      USGS
      March 29, 2018

      Clarifying Latitude and Longitude for Planets besides Earth

      Low-Flying Helicopter
      March 6, 2018

      Note to Editors: In the public interest, and in accordance with FAA regulations, the USGS is announcing this low-level airborne project. Your assistance in informing the local communities is appreciated.

      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.

      Filter Total Items: 84