A Data Management System to Evaluate Water Quality Impacts of Nonpoint Source Pollution Control (p. 429)
Development of a Nonpoint Source Data Center (p. 433)
Water Quality Data And Urban Nonpoint Source Pollution: The Nationwide Urban Runoff Program (p. 437)
The RFF National Data Base for Nonpoint Source Policy Assessments (p. 442)
US Enivironmental Protection Agency, "Data Availability and Needs" (1985). Government Documents. 51.