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Florido, Elianna [EHD] <br /> From: Scott Renfrew <srenfrew@iesengineering.net> <br /> Sent: Tuesday, October 12, 2021 5:51 PM <br /> To: Florido, Elianna [EHD]; Tony Grizelj <br /> Cc: Rob Ashe; Chad Yelm; Ericson Mercado; Backus, Garrett [EHD]; Henry, Michelle D [EHD]; <br /> Manzo, Elena K. [EHD]; Baker, Lydia [EHD] <br /> Subject: RE: Metal Finishing Solutions RTC Follow Up <br /> Attachments: Response to email_20210930.pdf, MFS Stockton Waste Plan_w Lab_20211006.pdf; <br /> 20238 MFS Stockton Tank Certification-Interior Tank Observation Commentary <br /> 2021-10-11 - esigned.pdf <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 /> Elianna, <br /> I have addressed information requested in your September 30, 2021 email (below) and have included the required <br /> information—attached. <br /> Please note that two of the items included in the information request are addressed separately for the Response to <br /> email 20210930 file. <br /> Permit By Rule Treatment Inspection: <br /> 1. Violations 101, 203- <br /> a. Provide a timeline as to when the PE will complete an internal inspection of the tanks. Have the PE re- <br /> certify the tank assessment once the PE completes the internal inspection. <br /> i. Response:Juliette Freestone PE & Project Manager for Morris Shaffer Engineering, LLP will <br /> reach out to Elianna Florido -San Joaquin County Environmental Health Department to discuss <br /> internal inspection details and resolution of these violation—attached. <br /> 2. Violation 112—Submit a complete treatment system waste analysis plan, which includes a separate chemical <br /> analysis at the point of waste generation for rinse tanks 3,4,6,7,9,10, and 11, and clean out of the secondary <br /> containment under the processing line, before the wastes enter the treatment system.The data must <br /> demonstrate that the fluoride or metal content of the waste streams do not exceed hazardous waste regulatory <br /> levels. <br /> i. Response:The Treatment System Waste analysis plan for rinse tanks 3,4,6,7,9,10, and 11 will be <br /> submitted separately to Elianna Florido-San Joaquin County Environmental Health Department, <br /> pending sampling laboratory analysis report review and incorporation into the Waste Analysis <br /> Plan. <br /> ii. Response:Waste Analysis Plan with sample laboratory analysis—attached. <br /> 1. Note—on the date of sampling, Friday September 10, 2021,the secondary containment <br /> under the process line was dry. No sample was taken of the secondary containment. <br /> Please do not hesitate to contact me with any questions or comments. <br /> Thank you, <br /> Scott Renfrew, Senior Project Manager <br /> 1 <br />