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Alpha Scientific Corporation <br />Environmental Laboratories <br />316760 Gridley Road, Cerritos, CA 90703 Phone (562) 809-8880 Asc90703@gmail.com <br />Client: Advanced GeoEnvironmental, Inc Lab Job No.: AE903029 <br />Project: San Joaquin Cogeneration Date Sampled: 03-11-2019 <br />Matrix: Water Date Received: 03-13-2019 <br />Batch No. for TPH-g: AMC15-GW1 Date Analyzed: 03-15-2019 <br />Batch No. for TPH-d&o: BC14-DW1 Date Analyzed: 03-14-2019 <br />Date Reported: 03-25-2019 <br />EPA 8015M (Total Petroleum Hydrocarbons) <br />Reporting Unit: µg/L (ppb) <br />Sample ID Lab ID <br />DF <br />for <br />TPH-G <br />C4-C12 <br />TPH-G* <br />Surrog <br />Rec.% <br />TPH-G <br />DF <br />for <br />TPH-D/O <br />C13-C23 <br />TPH-D <br />C24-C40 <br />TPH-O <br />Surrog <br />Rec.% <br />TPH-D/O <br />MDL 50 500 2000 <br />PQL 100 1000 4000 <br />Method Blank 1 ND 90 1 ND ND 99 <br />B1-Water AE903029-14 1 ND 91 1 ND ND 97 <br />B6-Water AE903029-15 1 ND 93 1 ND ND 94 <br />* Gasoline Range TPH result is obtained from purge and trap analysis using LUFT GC/MS Method; <br />DF: Dilution Factor <br />MDL: Method Detection Limit; PQL: Practical Quantitation Limit; <br />ND: Not Detected (at the specified limit); J: Trace concentration, result between MDL and PQL; <br />Note: Surrogate recovery acceptance limits are 70-130%.