Related Links:
Hydrology and Water Resources

Arizona Department of Water Resources
The primary water management agency in Arizona. Administers and enforces Arizona’s groundwater code and surface water rights, manages the Colorado River’s water supply, and represents Arizona’s water rights to the federal government. Includes databases of water use and supply records, Indian water rights, xeriscaping, and water conservation pages.

Arizona Flood Warning and Drought Monitoring Webapage
Through the Multi-Agency Task Force this page provides real-time weather, precipitation and stream flow information in order to monitor and assess the potential risk for flooding in areas within Arizona.

Arizona Water Institute
A consortium of Arizona's three universities focused on water sustainability through research, technical assistance, education, and technology.

Arizona Water Science Center (USGS)
Archive of water year streamflow at recording sites in Arizona river basins.

Arizona's Upper Verde Watershed
A site presenting and analyzing objective water resource issue information in the Upper Verde watershed.

Bureau of Reclamation Hydromet System--Pacific Northwest
Near-real-time data from over 300 hydrological and metrological monitoring stations in the Pacific Northwest.

Bureau of Reclamation--Lower Colorado
Lower Colorado River water resources projects including resource management, restoration, and facilities management in Arizona, southern Nevada and southern California.

Bureau of Reclamation--Upper Colorado
Resource management, power generation, restoration and facilities management for areas of Utah, Wyoming, Colorado, New Mexico and west Texas in the Upper Colorado River or Rio Grande watershed.

California Applications Program (CAP)
Weather information and forecasts tailored to California users. Includes highlights of research projects such as Yosemite National Park Hydroclimate Modeling, impacts of the past two dry winters in California, fire predictions, water quality and quantity impacts, etc.

California Department of Water Resources
Primary water management entity for the state of California; covers water supply, planning and regulation, conditions on rivers and reservoirs, water education, flood management, historical records, infrastructure information, etc.

California Water Resources Research and Applications Center
NASA, Lawrence Berkeley National Laboratory and University of Arizona project applying hydroclimate and impacts modeling and remote sensing to Southwestern water resources.

Climate Change Impacts in the Colorado River Basin


Colorado Basin River Forecast Center
NOAA center for Colorado River weather, climate, streamflow, and water supply forecasts and information. Information on river warnings and watches, recreational conditions, flood outlooks, seasonal forecasts, as well as hydrographs for Southwest Rivers.

Colorado River Commission of Nevada
Organization that acquires, manages, and protects Nevada's share of resources from the Colorado River.

Colorado River Water Users Association
Non-profit, non-partisan group aimed at protecting and safeguarding the interests of Colorado River water users; includes information about the member states, recent resolutions, and uses of the river.

Earth Data Analysis Center ESIP Project (UNM)
A regional assessment of the Upper Rio Grande Basin that is developing data products and information focusing on land economics, regional hydrology, and air quality; based at the University of New Mexico.

Ephemeral Flow (SAHRA newsletter)
A newsletter about the Sustainability of semi-Arid Hydrology and Riparian Areas (SAHRA) project at the University of Arizona.

HyDIS Hydrological Data Information System
Hydrological and climatological maps, data, and research that makes use of state-of-the-art EOS satellite data. Designed to improve the understanding of the spatial and temporal distribution of precipitation in the Southwest U.S.

Hydrologic Information Center
Current flooding and hydrologic conditions, outlooks, and archives/historic river and flood information.

International Research Institute for Climate and Society
Collaboration between the NOAA Office of Global Programs; this research and training program offers summaries of global climate events and their impacts, seasonal climate outlooks and forecast evaluation, prediction modeling and other climate-related products.

National Drought Mitigation Center Drought Monitor
A synthesis of multiple indices, outlooks and news accounts from federal, regional and state agencies that represents a consensus of federal and academic scientists in determining drought and its impacts.

National Water and Climate Center (USDA-NRCS)
Spatial snow, water, climate, and hydrologic network of information and technology.

New Mexico Farm*A*Syst
The New Mexico Farm*A*Syst system is a voluntary and confidential groundwater protection program for rural New Mexicans. It provides fact sheets and worksheets that allow users to determine potential risks to groundwater on their property.

New Mexico State Forestry
Information about fire plans, forest and watershed health plans, fire management, forest management, news releases, and more. A division of the New Mexico Energy, Minerals, and Natural Resources Department.

NOAA Hydrologic Information Center Drought Page
Links to drought statements issued by regional National Weather Service offices, maps providing drought information, and web sites providing real-time and background information on drought in the U.S.

NOAA Hydrologic Information Center Soil Information
Links to the Palmer Drought Severity Index, Crop Moisture Index, Soil Moisture Monitoring, Prediction and Outlook, and the Keetch-Byram Drought Index.

NOAA Hydrologic Information Center--Current Hydrologic Conditions
Information on current flooding, historic flood and hydrological records, river stages and forecasts, drought, soil moisture, snow conditions, and water supply and meteorological outlooks.

NOAA National Oceanic and Atmospheric Administration
Information about the organization and structure of NOAA, research initiatives and results, current and historical weather and climate events and trends, and a wealth of links to NOAA entities.

NOAA-CIRES Western Water Assessment
An interdisciplinary research project linking climate, water resources, and society with stakeholders; focused on the Interior West region, which encompasses the upper or upper-middle portions of the South Platte, Arkansas, Colorado, and Rio Grande drainages.

NRCS Arizona Office
Arizona page of the Natural Resources Conservation Service; includes Arizona plants lists, conservation assistance and incentive programs available in Arizona, Arizona conservation partners and other information.

NRCS National Water and Climate Center
Spatial snow, water, climate, and hydrologic network of information and technology.

NRCS Natural Resources Conservation Service
A wide array of information on conserving, maintaining, and improving natural resources and the environment; includes programs on water conservation and supply forecasting, snow surveys, and watershed protection, surveys, and planning.

Rio Grande Basin Initiative
The Rio Grande Basin Initiative promotes "Efficient Irrigation for Water Conservation in the Rio Grande Basin," providing information on 9 major task areas, including urban water conservation, irrigation education and training, institutional incentives for water use, saline and wastewater management and reuse, and environment, ecology, and water protection.

SAHRA News Updates
Research by the UA's center fo Sustainability of semi-Arid Hydrology and Riparian Areas

SAHRA Sustainability of Semi-Arid Hydrology and Riparian Areas
NSF Science and Technology Center housed at the University of Arizona is dedicated to scientific research, education, and public outreach aimed at helping communities in semi-arid regions manage their water resources in a sustainable manner.

Salt River Project Daily Water Reports
Access to water supply and streamflow data for watersheds administered by Salt River Project.

Scripps Institution of Oceanography Climate Research Division
Information regarding their research on the development of coupled global ocean and atmosphere models, assessing the role of cloud radiation feedbacks in climate change, and modeling and predicting seasonal climate variability.

Scripps Institution of Oceanography Experimental Climate Prediction Center
Experimental global to regional predictions of the atmosphere, ocean, and land, at daily to interannual time scales, in collaboration with international partners.

Semi-Arid Land-Surface-Atmosphere (SALSA) Program
A multi-agency, multi-national global-change research effort focused on the upper San Pedro River basin in southeastern Arizona, USA, and northeastern Sonora, Mexico; focused on evaluating the consequences of natural and human-induced changes in semi-arid environments.

Southeast Regional Climate Center
Current weather news reports and articles, historical climate information, drought and agriculture information, hurricane and tornado data, for the southeastern U.S.

Southwest Strategy
Collaboration of federal, state, tribal, and local governments designed to aid community development and natural resources conservation and management in Arizona and New Mexico.

The Law of the River
Chronological listing of the publications, laws, contracts, and other documents that govern the used of the Colorado River; includes links to "The Colorado River Compact," "The Boulder Canyon Project Act," and the "Mexican Water Treaty." From the Colorado River Commission of Nevada.

The National Academies Water Information Center
Portal of reports on U.S. and international water-related issues. Topics include water supply and sanitation, water and soil remediation, hydrologic hazards, water quality in the natural environment river basin systems management, environmental assessment, management, and restoration, and water science and research.

USGS Arizona Water Science Center
Current Arizona stream flow data in real time; links to an array of Arizona water data; results of water-related projects; on-line fact sheets and news releases.

USGS--Arizona Current Stream flow Conditions
Real-time stream flow data for 149 sites in Arizona, divided into 10 river basins.

USGS--New Mexico Current Stream flow Conditions
A centralized system offering access to real-time and historical ground-water, surface-water, and water-quality data for the state of New Mexico.

USGS--Real-time Water Data
Clickable map depicting real-time stream flow information on a state-by-state basis for the entire U.S., including long-term median flow rates and comparison of current conditions to the median.

Water Quality Information Center at the National Agricultural Library
Links to drought and weather prediction and monitoring tools; drought and weather organizations; and reports, papers, articles, and news services.

Water Resources Research Center
Located within the College of Agriculture and Life Sciences at the University of Arizona, the center's mission is to provide statewide outreach and education focused on critical water issues affecting Arizona and to provide expertise on state and regional water management and policy.

West Gulf (of Mexico) River Forecast Group
Recent, current, and forecasted conditions on the Rio Grande/Rio Bravo and its tributaries, as well as other rivers that flow into the western Gulf of Mexico. Information in English.

Western Water Policy Review Advisory Commission
Review of federal water allocation and use in nineteen western states; includes existing institutional arrangements, legal regime, and the role of the federal government.

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