Former laundry - HOBOKEN, Belgium

  • Geology : sandy with clay at 3 m-bgs

  • Contaminants : Chlorinated VOCs

  • Residential neighborhood

  • CAPISCO-approach: combination of ISCO using NaMnO4 with anaerobic bioremediation

  • Lab test to determine 'Soil Oxidant Demand'

  • Pilot to evaluate effectiveness

  • Full scale:
         Total of 227 Direct Push injectors
         15 100 kg NaMnO4 40 % injected
         During 3 phases with 4 and 8% solution

  • 95% removal of contaminant mass

  • Site is currently redeveloped as an elementary school