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Active Groundwater Sampling Standard Operating Procedure <br /> SWE-FSOP-401;Revision 1 Ahtna Southwest Environmental Operations <br /> Table of Contents <br /> ActiveGroundwater Sampling............................................................................................................1 <br /> Tableof Contents...............................................................................................................................3 <br /> 1.0 Introduction...............................................................................................................................4 <br /> 1.1 Purpose .............................................................................................................................................4 <br /> 1.2 Scope.................................................................................................................................................4 <br /> 1.3 Responsibilities..................................................................................................................................4 <br /> 1.4 Definitions.........................................................................................................................................5 <br /> 2.0 Relevant Documents...................................................................................................................5 <br /> 3.0 Equipment List............................................................................................................................5 <br /> 4.0 Procedures.................................................................................................................................7 <br /> 4.1 Pre-Sampling Tasks............................................................................................................................7 <br /> 4.2 Representative Samples....................................................................................................................8 <br /> 4.2.1 Purging........................................................................................................................................8 <br /> 4.2.2 Groundwater Parameters...........................................................................................................8 <br /> 4.3 Bailer Sampling..................................................................................................................................9 <br /> 4.4 Low-Flow Sampling.........................................................................................................................10 <br /> 4.5 Submersible Pump Sampling...........................................................................................................11 <br /> 4.6 Temporary Well Sampling...............................................................................................................11 <br /> 4.7 Filling Sample Containers................................................................................................................12 <br /> 4.8 Document Control...........................................................................................................................13 <br /> 5.0 Quality Assurance/Quality Control............................................................................................13 <br /> 6.0 Documentation Review.............................................................................................................14 <br /> 7.0 References ...............................................................................................................................14 <br /> Page 3 of 14 <br />