Federal Agencies

• US Department of Agriculture (USDA)
  • Agricultural Research Service (ARS)
  • Natural Resources Conservation Service (NRCS)
• US Department of Commerce (DOC)
  • National Oceanic and Atmospheric Administration (NOAA)
    • Earth System Research Laboratory (ESRL)
    • National Climatic Data Center (NCDC)
    • National Weather Service (NWS)
      • Colorado Basin River Forecast Center (CBRFC)
• US Department of Defense (DOD)
  • Army Corps of Engineers (USACE)
    • Los Angeles District, Reservoir Regulation Section
    • National Inventory of Dams (NID)
• US Department of Energy (DOE)
  • Energy Information Administration (EIA)
• US Department of Homeland Security (DHS)
  • Federal Emergency Management Agency (FEMA)
  • Protected Critical Infrastructure Information (PCII) Program
  • Fire Administration (USFA)
• US Department of the Interior (DOI)
  • Bureau of Land Management (BLM)
  • Bureau of Reclamation (BOR)
    • Lower Colorado Region
  • Geological Survey (USGS)
    • The National Map
    • Arizona Water Science Center
  • Office of Surface Mining Reclamation and Enforcement (OSMRE)
• US Environmental Protection Agency (EPA)
  • Better Assessment Science Integrating Point & Nonpoint Sources (BASINS)
  • STORET environmental data system
  • Surf Your Watershed

State Agencies and Organizations

• Arizona Department of Environmental Quality (ADEQ)
• Arizona Department of Mines and Mineral Resources (ADMMR)
• Arizona Department of Water Resources (ADWR)
  • Arizona Water Banking Authority (AWBA)
  • Ground Water Site Inventory (GWSI) Database
  • Tucson Active Management Area (TAMA)
• Arizona Geological Survey (AZGS)
• Arizona State Cartographer's Office
  • Arizona Geographic Information Council (AGIC)
• Arizona State Land Department
  • Arizona Land Resources Information System (ALRIS)
• Arizona Water Protection Fund (AWPF)
• Central Arizona Project (CAP)
  • Central Arizona Water Conservation District (CAWCD)
  • Central Arizona Groundwater Replenishment District (CAGRD)
• New Mexico Office of the State Engineer
  • Interstate Stream Commission
• Salt River Project (SRP)

County Agencies and Organizations

• The Flood Control District of Maricopa County
• Mohave County Flood Control District
• Pima County Regional Flood Control District
• Yavapai County Flood Control District

Municipal Agencies and Organizations

• City of Tucson
  • Tucson Water

Academic Institutions and Groups

• Arizona State University (ASU)
  • Central Arizona - Phoenix Long-Term Ecological Research (CAP-LTER)
• Northern Arizona University (NAU)
  • Arizona Heritage Waters
  • Water/Energy Nexus
• The University of Arizona (UA)
  • Cooperative Extension
  • Water Resources Research Center (WRRC)
  • Office of Arid Lands Studies (OALS)
  • NSF Science & Technology Center (STC) for Sustainability in semi-Arid Hydrology and Riparian Areas (SAHRA)
  • Climate Assessment for the Southwest (CLIMAS)
• Desert Research Institute (DRI)
  • Western Regional Climate Center (WRCC)
• University Corporation for Atmospheric Research (UCAR)
  • National Center for Atmospheric Research (NCAR)
• Consortium of Universities for the Advancement of Hydrologic Science, Inc. (CUAHSI)
• Universities Council on Water Resources (UCOWR)

Non-government Organizations

• Carbon Monitoring for Action (CARMA)
• Pole-to-Pole Ecological Research Lattice of Sites (P2ERLS)