Calabasas Landfill, Hydrogeologic Investigations

Installation of Monitoring Wells and Piezometers

Location:Los Angeles County, California
Client(s):County Sanitation Districts of Los Angeles County
Key Personnel:Kris Khilnani
Completion Date:1995

     Drilling, logging and sampling six borings to 115 feet deep

     Installation of monitoring wells and piezometers

     Preparing geologic cross sections at subsurface barrier sites

     Geotechnical testing of aquifer materials

     Aquifer stress tests in 27 monitoring wells/piezometers and constant-rate aquifer tests at four barrier locations

     Performed four aquifer pumping tests, including step-drawdown and constant-rate pumping tests to evaluate aquifer properties