All related websites are provided for informational purposes only and should not be considered an endorsement by ITRC.

• American Society of Agricultural and Biological Engineers
• American Society of Civil Engineers
• American Society of Irrigation Consultants
• American Water Resources Association
• Association of California Water Agencies
• California Department of Water Resources
• California Water Institute
• European Irrigation Association
• FAO - Land and Water Development Division
• Imperial Irrigation District
• Institute of Irrigation and Development Studies
• International Network on Participatory Irrigation Management
• International Water Management Institute
• IPTRID WCA InfoNET
• Irrigation Association
• Irrigation Association of Australia
• Irrigation-L
• National Agricultural Library- USDA
• National Weather Service - Local Weather
• Soil and Water Conservation Society
• Texas Agricultural Irrigation Association
• Trickle-L
• UK Irrigation Association
• United States Bureau of Reclamation
• United States Bureau of Reclamation, Mid-Pacific Region
• United States Committee on Irrigation and Drainage
• United States Salinity Laboratory
• USDA-ARS Water Management Research Laboratory
• USGS - Water Resources
• Utah State University - International Irrigation Center
• Water Education Foundation
• Water Resources Center Archives
• World Bank
• World Water Watch
• WWW Virtual Library on IRRIGATION