United States Environmental Protection Agency Solid Waste and Emergency Response (5102G) EPA 542-R-01-011 August 2001 www.epa.gov http://cluin.org Innovations in Site Characterization

Real-time VOC Analysis Using a Field Portable GC/MS ............................. vii Technology Quick Reference Sheet HAPSITE Field Portable Gas Chromatograph/Mass Spectrometer (GC/MS) ...............ix EXECUTIVE SUMMARY ........................................................... 1 SITE INFORMATION .............................................................. 3 Identifying Information ......................................................... 3 Background .................................................................. 3 Site Logistics/Contacts ......................................................... 5 MEDIA AND CONTAMINANTS ..................................................... 6 Matrix Identification ........................................................... 6 Site Geology/Stratigraphy ....................................................... 6 Contaminant Characterization ................................................... 6 Matrix Characteristics Affecting Characterization Cost or Performance ................... 6 SITE CHARACTERIZATION PROCESS .............................................. 7 Goal of Site Characterization .................................................... 7 Sampling Work Plan ........................................................... 7 CHARACTERIZATION TECHNOLOGIES ............................................ 8 Sample Collection Technologies or Procedures ...................................... 8 Field Analytical Technologies ................................................... 9 Quality Assurance/Quality Control .............................................. 10 PERFORMANCE EVALUATION ................................................... 13 Sampling Results ............................................................ 13 Technology Performanc..