This document summarizes the presentations and workshops of a conference on improving long-term monitoring (LTM) and remedial systems performance that was held in St. Louis, Missouri between June 8th to 11th, 1999. The conference was sponsored and developed by the Federal Remediation Technologies Roundtable. The conference was designed to provide up-to-date information on LTM and systems optimization through presentations and topical workshops.

• Subsurface Remediation: Improving Long-Term Monitoring and Remedial Systems Performance Conference Proceedings (PDF)(16 pp, 386 K, 2001, 542-R-01-010)