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Glossary of Terms & Qualifier Definitions <br />Client:Clean Harbors <br />Project:Turner Cut <br />WorkOrder:2502J06 <br />McCampbell Analytical, Inc.1534 Willow Pass Road, Pittsburg, CA 94565-1701 <br />Toll Free Telephone: (877) 252-9262 / Fax: (925) 252-9269 <br />http://www.mccampbell.com / E-mail: main@mccampbell.com"When Quality Counts" <br />QA Quality Assurance <br />QC Quality Control <br />RW Receiving Water <br />RWC Receiving Water Concentration <br />TAC Test Acceptability Criteria <br />TIE Toxicity Identification Evaluation <br />TMDL Total Maximum Daily Load <br />TRE Toxicity Reduction Evaluation <br />TSD EPA’s Technical Support Document for Water Quality-based Toxics Control <br />TU Toxic Unit (Tua = acute toxicity; Tuc = chronic toxicity) <br />WQBEL Water Quality Based Effluent Limit <br />Analytical Qualifiers <br />J Result is less than the RL/ML but greater than the MDL. The reported concentration is an estimated value. <br />b1 Aqueous sample that contains greater than ~1 vol. % sediment <br />b8 Sample diluted prior to digestion due to high sediment content. <br />c1 Surrogate recovery outside of the control limits due to the dilution of the sample. <br />d1 Weakly modified or unmodified gasoline is detected <br />e2 Diesel range compounds are detected; no recognizable pattern <br />e7 Oil range compounds are detected. <br />Page 4 of 34