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Natalia Subbotnikova [EH] From: Joyesh Chandra <Jchandra@sjgov.org> Sent: Friday,January 23, 2015 2:20 PM To: Robert McClellon [EH] Cc: Taj Bahadori; Natalia Subbotnikova [EH]; Michael Carroll Subject: Revised Well Permit Application-Foothill-GW MW-6 Attachments: FH-MW-6 GW Well Inst-Work Plan -R4-1-23-15.pdf, FH-GW Monit Well MW-6 EHD Well permit 1-23-15.pdf Hello Robert As you had requested, attached is the revised well permit application and service request form based on the new approved design by the Water Board for Foothill's groundwater monitoring well MW- 6. Attached also is the work plan with the revised well design figure 2. Well drilling will begin on February 2"d. We will confirm the date and time for EHD inspection later. Tentatively, EHD inspection is scheduled for Jan 5t" at 9:00 am. Thanks JOYESH CHANDRA SAN JOAQUIN COUNTY I PUBLIC WORKS DEPARTMENT I SOLID WASTE DIVISION PH:(209) 468-3066 1 Fax:(209) 468-3078 From: DelFrate,Todd @Waterboa rds [ma ilto:Todd.Del Frate@waterboa rds.ca.gov] Sent: Thursday, January 22, 2015 11:19 AM To: Taj Bahadori Cc: 'Robert McClellon [EH]'; 'Natalia Subbotnikova [EH]'; 'Michael Kith [EH]'; Joyesh Chandra; Michael Carroll; 'Isham, Julian'; Hold, Howard@Waterboards; Moody, John@Waterboards; Hartzell, Marty@Waterboards; DelFrate, Todd @Waterboa rds Subject: RE: Foothill Landfill - Compliance Well MW-6 Taj, staff approves the revised design discussed in this email with the following conditions. • Construct the well with 30 feet of well screen. To account for possible rebound of water levels, allow for 5 feet of well screen above first encountered water and 25 feet below • Collect split spoon samples every five feet through the saturated zone • If high plasticity clay or similar low-permeable material is encountered in the saturated zone at a thickness resembling an aquitard,drilling shall cease and the well shall be constructed • Centralizers should be used to properly install the well casing • Well shall be constructed to DWR well standards Please proceed with your schedule to install well MW-6. Staff will prepare a brief letter to formalize this approval. Also, please provide a start date a minimum of 48 hours in advance of the drilling. Any questions do not hesitate to call. From: Taj Bahadori [mailto:tbahadori@sj oq v.org] Sent: Thursday, January 22, 2015 9:53 AM To: DelFrate,Todd@Waterboards Cc: 'Robert McClellon [EH]'; 'Natalia Subbotnikova [EH]'; 'Michael Kith [EH]'; Joyesh Chandra; Michael Carroll; 'Isham, 1