| DWR, Division of Planning |
| Australian Environmental Resources Information Network |
| Edwards Aquifer Home Page |
| Texas Water Resources Institute |
| Universities Water Information Network |
| The Planning Commissioners Journal (PCJ) 'Takings' Resource Page |
| Montana Natural Resource Information System |
| WaterNet |
| Classroom & Teacher Resources and Information from the Michigan Department of Education |
| Alternative Trading Co. Ltd. |
| University at Buffalo PAIRC (Planning and Architecture Internet Resource Center) |
| Urban-regional-planning |
| Water Resources of Colorado |
| National Water Data Exchange Home Page (NAWDEX) |
| Hydrology-Related Internet Resources |
| Illinois Water Resources |
| University of California Davis Hydrologic Science Program |
| Classroom Connect on the Net!-- Wentworth Worldwide Media |
| Urban Planning and Architecture Resources |
| Tellus Institute for Resource and Environmental Strategies |
| AskERIC (Educational Resources Information Center) |
| White Water Rafting Guide |
| Directory of Member Organizations of the National Water Data Exchange |
| Middle East Water Information Network |
| Canada Centre for Inland Waters |
| World Wide Web - The Outside Link to Networked Multimedia |
| Hidden Water |