The ASTSWMO Sediments Focus Group developed this report for environmental authorities over both the CWA and Comprehensive Environmental Response, Compensation and Liability Act (CERCLA) in a jurisdiction including State, federal, Territorial and/or tribal decision makers. This paper suggests a planning method to help identify possible sources of pollutants that could prevent a site from reaching remedial cleanup levels, remedial action objectives and/or from being recontaminated following the implementation of a successful remedial action.