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TABLE OF CONTENTS <br /> 1.0 INTRODUCTION/BACKGROUND................................................................................................1 <br /> 1.1 PROJECT HISTORY AND OBJECTIVES ....................................................................................... 1 <br /> 2.0 PROJECT DESCRIPTION...............................................................................................................2 <br /> 2.1 ANALYTICAL SCOPE......................................................................................................................2 <br /> 2.2 DATA USE.........................................................................................................................................2 <br /> 3.0 PROJECT ORGANIZATION...........................................................................................................2 <br /> 3.1 SHEA HOMES MOUNTAIN HOUSE,LLC.....................................................................................2 <br /> 3.2 CONDOR EARTH TECHNOLOGIES,INC. ....................................................................................3 <br /> 3.3 LABORATORY.................................................................................................................................3 <br /> 4.0 DATA QUALITY OBJECTIVES.....................................................................................................3 <br /> 4.1 DATA QUALITY OBJECTIVE PROCESS ......................................................................................3 <br /> 4.2 PRECISION,ACCURACY,REPRESENTATIVENESS, COMPARABILITY,AND <br /> COMPLETENESS.....................................................................................................................................4 <br /> 4.2.1 Precision.........................................................................................................................................4 <br /> 4.2.2 Accuracy........................................................................................................................................5 <br /> 4.2.3 Representativeness.........................................................................................................................6 <br /> 4.2.4 Completeness .................................................................................................................................6 <br /> 4.2.5 Comparability.................................................................................................................................6 <br /> 5.0 QUALITY CONTROL ELEMENTS................................................................................................6 <br /> 5.1 QUALITY CONTROL PROCEDURES............................................................................................6 <br /> 5.1.1 Equipment Decontamination..........................................................................................................7 <br /> 5.1.2 Standards........................................................................................................................................7 <br /> 5.1.3 Supplies..........................................................................................................................................7 <br /> 5.1.4 Holding Time Compliance.............................................................................................................7 <br /> 5.1.5 Preventive Maintenance.................................................................................................................7 <br /> 5.2 QUALITY ASSURANCE AND QUALITY CONTROL(QA/QC) SAMPLES...............................7 <br /> 5.2.1 Laboratory Reagent Blanks............................................................................................................8 <br /> 5.2.2 Field Equipment Blanks.................................................................................................................8 <br /> 5.2.3 Matrix Spike Samples....................................................................................................................8 <br /> 5.2.4 Field Duplicate Samples.................................................................................................................8 <br /> 5.2.5 Performance Evaluation Samples...................................................................................................8 <br /> 6.0 SAMPLING PROCEDURES.............................................................................................................9 <br /> 6.1 FIELD PROCEDURES ......................................................................................................................9 <br /> 6.2 SAMPLE CONTAINERS,PRESERVATION AND HOLDING TIMES.........................................9 <br /> 6.3 SAMPLE HANDLING AND STORAGE..........................................................................................9 <br /> 6.4 SAMPLE CUSTODY.........................................................................................................................9 <br /> 7.0 ANALYTICAL PROCEDURES.....................................................................................................10 <br /> 7.1 INTERNAL STANDARDS.............................................................................................................. 10 <br /> 7.2 RETENTION TIME WINDOWS..................................................................................................... 10 <br /> 7.3 METHOD DETECTION LIMITS.................................................................................................... 10 <br /> 7.4 INSTRUMENT CALIBRATION..................................................................................................... 10 <br /> ii <br /> CONDOR <br />