Jurate Maciunas Landwehr Melvin D. Edwards 1980 <p>This manual contains instructions for the registration of organizations in the Water Data Sources Directory of the National Water Data Exchange (NAWDEX). The Directory contains information pertinent to organizations that are collectors and sources of water data, major sources of water data collected by other organizations, major users of water data made available by other organizations, or active in programs related to water resources. Detailed instructions are presented for the encoding of forms required for registration of an organization in the Directory.</p> application/pdf 10.3133/ofr80409 en U.S. Geological Survey Registration of organizations in the water data sources directory of the National Water Data Exchange reports