TABLE 2-6 TREATMENT TECHNOLOGIES SCREENING MATRIX:
TREATMENT OF INORGANICS

NOTE: Specific site and contaminant characteristics may limit the applicability and effectiveness of any of the technologies and treatments listed below. This matrix is optimistic in nature and should always be used in conjunction with the referenced text sections, which contain additional information that can be useful in identifying potentially applicable technologies.

* The following rankings are discussed on Table3-1 and Figure3-1.

 
Technology
(Section & Title)
Development
Status
Use
Rating
Applicability* Reliability* Cleanup
Time*
Technology
Function*
SOIL, SEDIMENT AND SLUDGE
3.2 IN SITU PHYSICAL/CHEMICAL TREATMENT
  Electrokinetic Separation Full Limited Average Average Average Extract
  Soil Flushing Full Limited Better Average Average Extract
  Solidication/ Stabilization Full

Limited

Better Average Better Immob.
3.5 EX SITU PHYSICAL/CHEMICAL TREATMENT (ASSUMING EXCAVATION)
  Chemical Extraction Full Limited Average Average Average Extract/ Destruct
  Chemical Reduction /Oxidation Full Limited Average Better Better Extract
  Separation Full Limited Average Average Better Extract
 
Soil Washing Full Limited Average Average Better Extract
  Solidification/ Stabilization Full Limited Average Average Better Immob.
3.8 OTHER TREATMENT
  Excavation and Off-Site Disp. NA Wide Average Better Better Extract/ Immob.
GROUND WATER, SURFACE WATER AND LEACHATE
3.9 IN SITU BIOLOGICAL TREATMENT
  Phytoremediation Full Limited Average Better Worse Extract
3.10 IN SITU PHYSICAL/CHEMICAL TREATMENT
  In Well Air Stripping Full Limited NA Better Worse Extract
 
Passive Treatment Walls Full Limited Better NA Worse Extract
3.11 EX SITU BIOLOGICAL TREATMENT (ASSUMING PUMPING)
  Constructed Wetlands Full Wide Average Refer to profile Refer to profile Extract
3.12 EX SITU PHYSICAL/CHEMICAL TREATMENT (ASSUMING PUMPING)
  Adsorption /Absorption Full Limited Average NA NA Extract
  Ion Exchange Full Wide Worse Better Worse Extract
  Precipitation/ Coagulation /Flocculation Full Wide Better Better Average Extract
  Separation Full Limited Refer to profile Average Better Extract
3.13 CONTAINMENT
 
 Physical Barriers Full Limited Average Better Better Immob.

NA = Not Available.