Menasha, Wisconsin

• Problem - Toluene spill/leak - After 10 years of operation, the existing groundwater pump-and-treat system remained ineffective.
  
  
• Solution - Installed phytoremediation consisting of hybrid poplar trees planted deep to penetrate confining clay stratum allowing access to impacted groundwater under confined conditions.
  
  
• Traditional Technology Replaced - Groundwater pump-and-treat system.