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Diamond Pet Food&AltaGas Ripon Energy January 31,2017 <br /> Combined Annual and Fourth-Quarter 2016 Groundwater-Monitoring Report Page 6 of 6 <br /> than 300 feet bgs. Permeability in the aquifer zones has been estimated at approximately 525 <br /> gpd/ft2; permeability in the confining layers has been estimated at 3.5 gpd/ft2.3 <br /> Groundwater movement in the semiperched and upper semiconfined zones in the vicinity of <br /> Ripon is generally to the west.4 North of Ripon, groundwater moves to the north. Southwest of <br /> Ripon, on the southwest side of the San Joaquin River, groundwater also moves to the north, <br /> towards the river. <br /> SUMMARY OF WORK PERFORMED <br /> All groundwater monitoring was performed in accordance with DP's Sampling and Analysis <br /> Plan which is presented in Attachment E. <br /> L&A's field data sheets are presented in Attachment F. <br /> DP/Ripon Energy annual laboratory analytical reports and chain-of-custody forms are presented <br /> in Attachment G. <br /> Summary data tables of field and laboratory analyses are presented in Attachment H. <br /> Time-series graphs of groundwater elevations and field and laboratory analyses for each well <br /> are presented in Attachments I. <br /> Land-application data is presented in Attachment J. <br /> I Ibid., P.27. <br /> 4Ibid., Fig. 3. <br /> 010107.08 Task 4 Lawrence&Associates <br /> W.9CLIENTSIDiamond Pet Foods1010107.01-Groundwater MonitoringlGroundwater Monitoring12016WQAnnua1201614TH QUARTER Annual 2016.doc <br />