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Water Quality Measurements Field Standard Operating Procedure <br /> SWE-FSOP-101;Revision 1 Ahtna Southwest Environmental Operations <br /> Table of Contents <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.........................................................................................................................................4 <br /> 2.0 Relevant Documents...................................................................................................................5 <br /> 3.0 Equipment List............................................................................................................................5 <br /> 4.0 Procedures.................................................................................................................................6 <br /> 4.1 Calibration.........................................................................................................................................6 <br /> 4.1.1 pH Calibration.............................................................................................................................6 <br /> 4.1.2 Conductivity Calibration.............................................................................................................7 <br /> 4.1.3 Oxidation Reduction Potential Probe Calibration Check............................................................7 <br /> 4.1.4 Dissolved Oxygen Calibration.....................................................................................................7 <br /> 4.1.5 Turbidity Calibration...................................................................................................................7 <br /> 4.2 Flow-Through Cell Procedure............................................................................................................7 <br /> 4.3 Open-Probe Procedures....................................................................................................................7 <br /> 5.0 Quality Assurance/Quality Control..............................................................................................8 <br /> 6.0 Documentation Review...............................................................................................................8 <br /> 7.0 References .................................................................................................................................8 <br /> Page 3 of 8 <br />