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Arizona Water Science Center

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Verde River below Tangle Creek, above Horseshoe Dam

Photo by Bert Duet


Arizona Weather Radar



USGS Water Science Centers are located in each state.

There is a USGS Water Science Center office in each State. Washington Oregon California Idaho Nevada Montana Wyoming Utah Colorado Arizona New Mexico North Dakota South Dakota Nebraska Kansas Oklahoma Texas Minnesota Iowa Missouri Arkansas Louisiana Wisconsin Illinois Mississippi Michigan Indiana Ohio Kentucky Tennessee Alabama Pennsylvania West Virginia Georgia Florida Caribbean Alaska Hawaii New York Vermont New Hampshire Maine Massachusettes South Carolina North Carolina Rhode Island Virginia Connecticut New Jersey Maryland-Delaware-D.C.

Water Resources of Arizona

Welcome to the U.S. Geological Survey (USGS) Web page for the water resources of Arizona; this is your direct link to all kinds of water-resource information. Here you'll find information on Arizona's rivers and streams. You'll also find information about ground water, water quality, and many other topics.

Photo of the Month

ADCP measurement Photo by Christopher Jones
(June 26, 2008)

Monsoon storms west of Saint David, Arizona. The Whetstone Mountains can be seen in the distance. The Arizona monsoon occurs during the summer months when the primary wind flow shifts from a west/northwest direction to a south/southeast direction, allowing moisture to stream northward from the Gulf of Mexico and the Gulf of California.

Arizona Water Science Center Portals

Real-Time Streamflow Data Portal

Real-Time Streamflow Data Portal
Access real-time streamflow data using an interactive map!

Hydrologic Conditions

Drought Conditions for Selected Basins

The USGS, in cooperation with the Governor's Drought Task Force, has developed a series of maps showing drought intensity for selected drainage basins in Arizona. To view historical maps, learn how the maps are developed, and download images, visit our drought page. Drought conditions for
July 2008

Icon for map of drought conditions for July 2008
Click to view larger image

Historic Hydrologic Events in Arizona

Arizona Ground-Water Conditions Interactive Map

Arizona Water Science Center Highlights

4th of July Parade

Flagstaff Office Participates in 4th of July Parade

USGS employees from the Flagstaff Science Center, along with their families, particpated in the city of Flagstaff 4th of July parade. Outreach material was handed out to spectators along the parade route.

USGS Director Myers

USGS Director Mark Myers visits the Arizona Water Science Center
Tucson, Arizona
June 3, 2008 Director Mark Myers visits the AzWSC

Recent Publications

Open-File Report 2008-1273 New iconOpen-File Report 2008-1273
Hydrologic Data from the Study of Acidic Contamination in the Miami Wash—Pinal Creek Area, Arizona, Water Years 1997–2004
by A.D. Konieczki, J.G. Brown, and J.T.C. Parker
Scientific Investigations Report 2008-5113 Scientific Investigations Report 2008-5113
Update of the Accounting Surface Along the Lower Colorado River
By Stephen M. Wiele, Stanley A. Leake, Sandra J. Owen-Joyce, and Emmet H. McGuire
Open-File Report 2008-1098 Open-File Report 2008-1098
Bathymetric Survey and Storage Capacity of Upper Lake Mary near Flagstaff, Arizona
by N. J. Hornewer and M. E. Flynn
Professional Paper 1703 Professional Paper 1703
Ground-Water Recharge in the Arid and Semiarid Southwestern United States
Edited by D. A. Stonestrom, J. Constantz, Ty P.A. Ferré, and S. A. Leake
Scientific Investigations Report 2007-5182 Scientific Investigations Report 2007-5182
Ground-Water Occurrence and Movement, 2006, and Water-Level Changes in the Detrital, Hualapai, and Sacramento Valley Basins, Mohave County, Arizona
by D.W. Anning, M. Truini, M.E. Flynn, and W.H. Remick
Open-File Report 2007-1436 Open-File Report 2007-1436
An Online Interactive Map Service for Displaying Ground-Water Conditions in Arizona
by F.D. Tillman, S.A. Leake, M.E. Flynn, J.T. Cordova, and K.T. Schonauer
Scientific Investigations Report 2005-5222 Scientific Investigations Report 2005-5222
Hydrogeology of the Coconino Plateau and Adjacent Areas, Coconino and Yavapai Counties, Arizona
by D.J. Bills, M.E. Flynn, and S.A. Monroe
Scientific Investigations Report 2007-5190 Scientific Investigations Report 2007-5190
Land Subsidence and Aquifer-System Compaction in the Tucson Active Management Area, South-Central Arizona, 1987–2005
by R.L. Carruth, D.R. Pool, and C.E. Anderson

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Page Contact Information: AzWSC Web Team
Page Last Modified: Tuesday, 02-Sep-2008 13:16:23 EDT