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WinstWal -loo System <br /> -SSiModel 401 Data Sheet <br /> 1 <br /> Model 401 <br /> Waterloo Multilevel <br /> Groundwater Monitoring 0 _ <br /> System* <br /> The Waterloo System is used to obtain groundwater Detailed 3-D Data <br /> samples,hydraulic head measurements and permeability When a number of Waterloo Systems are used at a site, <br /> measurements from many discretely isolated zones in they allow detailed three-dimensional groundwater <br /> a single borehole. information, at a reasonable cost. Fewer drilled holes <br /> The Waterloo System originated with Dr.John Cherry are an advantage and monitoring times are reduced. <br /> at the Groundwater Institute of the University of The simple modular system is customized for the needs <br /> Waterloo in 1984. Ongoing development of the of each project. This allows monitoring zones to be <br /> System by Solinst has taken place on a continuous placed at desired depths using options suitable for either <br /> basis since then,with encouragement and suggestions bedrock, overburden or combination applications and <br /> from Dr. Cherry. with either permanent or removable systems. <br /> x' <br /> 'rte <br /> y:1, <br /> Manufactured under exclusive `-l_- <br /> licence from the University of Waterloo. - <br /> Canadian Patent#1232836 <br /> U.S.Patent#5048605 <br /> International Patents. <br /> ► Overburden or Bedrock Installations Advantages <br /> - allow monitoring of multiple zones in any ► Detailed data <br /> geologic setting. ► Data integrity <br /> ► Permanent Waterloo Packers ► Reduced project costs <br /> - excellent in bedrock or cased holes <br /> - W- Purging and sampling times reduced <br /> engineered for permanent seals <br /> P- Fewer drilled holes <br /> DIRemovable Hydraulic Packers <br /> reuse at new zones or locations ► Reduced site disturbance <br /> - easy decommissioning ► Variety of monitoring options <br /> Hi(,h Quai% Groundwater Moltitorin; Instruments � � finst` <br />