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John Pallen <br />J. R. Simplot Company <br />ENS Manager / CHMM <br />(559) 631-2259 Work <br />(208) 867-2627 Mobile <br />P.O. Box 28955 <br />Fresno, CA 93729 <br />john.pallen@simplot.com <br />Baker, Lydia [END] <br />From: PaIlen, John <John.Pallen@simplot.com > <br />Sent: Saturday, June 26, 2021 5:53 PM <br />To: Baker, Lydia [EHD] <br />Cc: Ruff, Tony; Hutchison, Andrew; Hearn, Louis; Blevins, Robert <br />Subject: Spill Site Update and pH results <br />Attachments: John Pallen.vcf <br />CAUTION: This email is originated from outside of the organization. Do not click links or open attachments unless you recognize the <br />sender and know the content is safe. <br />Lydia, <br />Ancon performed a set of soil pH measurements at the spill site this morning. The soil samples were taken at 40 to 50- <br />foot intervals and included soil from the surface down 2-3-inches deep. Water was added to each soil sample, then a pH <br />taken with 0-14 range pH paper. Results are as follows: <br />Area of tank rupture —3 samples taken at location of tank and between the tank and the ditch. pH results were <br />6 (by WG3500 tank), 5 (by WG3000 tank), and 4 (between tanks and ditch. <br />In the ditch, from east (nearest to tank) to west — pH of 5, 5, 7, 6, 5, & 7. <br />The ruptured tank, hoses, and other articles were decontaminated by Ancon, placed in a tote, and taken to the SGS <br />Stockton location for temporary storage. A partial drum of spent absorbent and soil was collected during decon and <br />taken to SGS Stockton for temporary safe storage.