This report contains a review of the long-term groundwater monitoring network for the Permeable Reactive Barrier (PRB) and Soil Remedy Areas at the Clare Water Supply Superfund Site in Clare, Michigan. The current monitoring network in each area was evaluated using a formal qualitative approach and statistical tools found in the Monitoring and Remediation Optimization System software (MAROS). The report also contains recommendations for the groundwater monitoring networks based the results of these qualitative and quantitative evaluations.

• Long-Term Groundwater Monitoring Optimization, Clare Water Supply Superfund Site, Permeable Reactive Barrier and Soil Remedy Areas, Clare, Michigan (PDF)(187 pp, 3 MB, 2007, 542-R-07-010)