This webinar will present three case histories involving geosynthetics. Pat Elliott will discuss a case history on rehabilitating Chambers Reservoir from a failed earthen reservoir using a reinforced geomembrane. Doug Hilts will present the analysis and replacement of a 40+ year old water reservoir geomembrane floating cover, baffle, and liner system. Finally, Brad DeArment will discuss long term geosynthetic solutions to post earthen closure excessive landfill leachate management. 1.0 PDH