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Appendix G <br /> Historical Groundwater Elevation and Product Thickness Data <br /> Stockton Terminals Technical Committee <br /> Port of Stockton <br /> Stockton, California <br /> Groundwater Product <br /> Current Well Top of Casing Depth to Water Elevation Thickness <br /> Identification Date (feet msl) (feet) (feet msl) (feet) <br /> SP/WC-1M 11/02/09 6.88 8.60 -1.72 0.00 <br /> SP/WC-1M 02/01/10 6.88 6.61 0.27 0.00 <br /> Notes: <br /> msl=Mean Sea Level <br /> NM=Not Measured <br /> NS=Not Surveyed <br /> =Sheen appeared after well was purged. <br /> *'=Well boxes replaced with stovepipe well boxes and re-surveyed during the Third Quarter of 2003. <br /> NR=Not Required <br /> NM=Not Measured <br /> Wells Resurveyed during the Fourth Quarter of 2002 except the following wells which could not be located; <br /> PS/P-10, PS/MW-IM, PS/MW-16,and UP/MW-3. Previous survey data is included for those wells. <br /> Wells OW-4A,TS/MW-2D,AR/MW-21A,AR/MW-18B,and AR/MW-18C were resurveyed by Morrow Surveying on April 27, <br /> 2006. <br /> Current monitoring well network resurveyed during October 2008. New TOC elevations applied to all groundwater monitoring <br /> events beginning in July 2008.Vertical Datum based on NAVD88. <br /> 1 Q1 0 STTC gwtables.xlsx Page 134 of 134 <br />