The introduction of error during ground-water sampling is an issue identified by the Forum as a concern of Superfund decision makers. To address this issue, this paper was prepared under the direction of K. F. Pohlmann of the Desert Research Institute/Water Resources Center, with the support of the Environmental Monitoring Systems Laboratory Las Vegas (EMSL-LV) and the Superfund Technical Support Project.

• Potential Sources of Error in Groundwater Sampling at Hazardous Wastes Sites (PDF)(28 pp, 3 MB, 1992, 540-S-92-019)