Arizona Water Science Center
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Welcome to the U.S. Geological Survey Arizona Water Science Center. Our mission is to collect and interpret high quality, impartial scientific information to provide resource managers and the public with the knowledge required to understand and manage the critical water resources of Arizona and the Southwest.
National Water Dashboard
National Water Dashboard - Arizona
Explore real-time streamflow, groundwater, and water-quality conditions in Arizona and across the nation.
Current ConditionsFeatured Science
Is there really more water at the USGS Colorado River at Lees Ferry gaging station than Glen Canyon Dam is releasing just a few miles upstream? A "Spring Disturbance Flow" from Glen Canyon Dam could help answer that question.
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USGS Arizona Water Science Center to participate in Colorado River Low Flow event
Is there really more water at the USGS Lees Ferry gaging station than Glen Canyon Dam is releasing just a few miles upstream? That question is probably a lot more important than you might think.
USGS Unveils Mobile Flood Tool for the Nation
The U.S. Geological Survey announced Friday the completion of a new mobile tool that provides real-time information on water levels, weather and flood forecasts all in one place on a computer, smartphone or other mobile device.
USGS Arizona Water Science Center publishes a series of reports that describe the groundwater resources of the Hualapai Plateau and Truxton Basin
The USGS Arizona Water Science Center has published three reports documenting the findings of a comprehensive groundwater study conducted from 2015 through 2018 on the Hualapai Indian Reservation and adjacent areas from 2015 through 2018 in cooperation with the Bureau of Reclamation.
Publications
Groundwater conditions and trends, 2009–19, Saipan, Commonwealth of the Northern Mariana Islands
Groundwater is the primary source of municipal water for Saipan. Nearly all groundwater for the municipal water supply is withdrawn from a freshwater-lens system with a limited amount of freshwater that is susceptible to saltwater intrusion. The status of Saipan’s groundwater resources has not been thoroughly assessed since 2003. The U.S....
Mitchell, Jackson N.; Presley, Todd K.; Carruth, Robert L.
Groundwater, surface-water, and water-chemistry data, Black Mesa area, northeastern Arizona—2016–2018
The Navajo (N) aquifer is the primary source of groundwater in the 5,400-square-mile Black Mesa area in northeastern Arizona. Availability of water is an important issue in the Black Mesa area because of continued water requirements for industrial and municipal use by a growing population and because of its arid climate. Precipitation in the area...
Mason, Jon P.
Enumerating white-tailed deer using unmanned aerial vehicles
The white‐tailed deer (Odocoileus virginianus) is an ecologically important species in forests of North America. Effective management of forests requires accurate, precise estimates of deer population abundance to plan and justify management actions. Spotlight surveys in combination with distance sampling are a common method of estimating deer...
Preston, Todd M.; Wildhaber, Mark L.; Green, Nicholas S.; Albers, Janice L.; Debenedetto, Geoffrey P.