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Joe Grindstone Association <br />13550 Highway 12, Lodi (SR0081813) <br />Pa, -,e <br />4. The Service Agreement with Advanced Septic Service, LLC dated October 31, 2019 scheduled <br />pumping frequency quarterly (April 1, June 1, August 1, October 1). However, the Plan cited 13 days <br />between "Time to Pump" Pumping Events (see KSN Water System Calculation). Under Section 10.5: <br />The system must be operated to prevent sewage overflow from the system at all times. <br />And Section 10.8.5 <br />The pumping frequency required to maintain the system at a level below the alarm set point <br />Please provide additional information and relevant document that will meet these requirements. <br />5. Cut -sheet for the proposed alarm (Orenco 120 VAC Liquid Level Alarm Panels) has been provided, <br />but there is no discussion how the alarm is to be set up. Section 10.5 of OWTS Standards requires: <br />Both Audible and visual alarms are required: <br />10.5.1 The alarms must be set to signal at the "time -to -pump" and "exceeding reserve <br />storage volume" levels <br />10.5.2 The audible and visual alarms must be located in an area 6that can be readily <br />seen and heard, with battery power where electrical power is not available. <br />Please provide additional information how the above requirements will be met. <br />6. Provide frequency and how the tank and alarms are to be monitored, and operational records are <br />maintained per Section 10.10: <br />Operational records must be maintained <br />7. In an email dated April 27, 2020, Department of Public Works requested additional information from <br />KSN. Please be aware comments and agreement from Public Works is required before EHD can <br />consider permitting installation of the tank in lieu of an OWTS. <br />8. If the tank is permitted in lieu of an OWTS, in addition to the installation permit, the facility will be <br />placed on SJC inventory for biannual inspection, where an annual Operational Permit (Program <br />Element 4242) is required per Section 10.11 <br />Please submit additional information addressing the above items to EHD as soon as possible. If you have <br />any questions please contact Jeffrey Wong, Lead Senior Registered Environmental Health Specialist, REHS, <br />at jwong@sjgov.org or (209) 468-0335. <br />MicKael Kith, REHS <br />Program Coordinator <br />Nitrate Well 10/27/15 <br />