• National Agricultural Library
• Water Quality Information Center
• AgEcon Search
• Smart Growth Online
• Lincoln Institute for Land Policy

Federal Resources

• TMDLs Nationwide
• EPA Office of Water
• EPA Office of Wetlands, Oceans, and Watersheds
• USDA
• NRCS
• USGS Water Quality Information

Water Quality Organizations

• Texas Waternet
• Water Environment Association of Texas
• Water Environment Federation
• Center for Watershed Protection

State Resources

• Texas AgriLife Extension
• TCEO Water Quality
  • How to test for Bacteriological Contaminants in Your Private Well Water
  • Disinfecting your private well
• TSSWCB
• Texas Water Development Board

Industry Groups

• America Farm Bureau
• Nation Milk Producers Federation
• National Rural Water Association
• National Pork Producers Council

Community Organizations

• Prairie Oaks Master Naturalists

For Kids

• WaterSense for Kids
• Water Conservation Throughout the Home
• The Water Page
• Conserving Water During Road Trips