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ANSI ) <br /> TABLE C-1 <br /> HISTORICAL GROUNDWATER ELEVATION DATA <br /> 26700 South Banta Road <br /> Tracy,California <br /> Top of Casing Depth to Groundwater <br /> Well Number Date Elevation Groundwater Elevation <br /> LM177B 3/1/2012 69.75 14.09 55.66 <br /> LM177B 8/22/2012 69.75 13.68 56.07 <br /> LM177B 3/22/2012 69.75 13.68 56.07 <br /> LM177B 3/7/2013 69.75 15.52 54.23 <br /> LM177B 8/26/2013 69.75 14.38 55.37 <br /> LM177B 3/27/2014 69.75 16.80 52.95 <br /> LM177B 9/26/2014 69.75 17.60 52.15 <br /> LM177B 3/25/2015 69.75 18.26 51.49 <br /> LM177B 8/26/2015 69.75 18.64 51.11 <br /> LM177B 3/29/2016 69.75 20.95 48.80 <br /> LM177B 9/28/2016 69.75 21.67 48.08 <br /> LM177B 3/29/2017 69.75 21.53 48.22 <br /> Notes <br /> 1. Casing elevations reported in feet above a site datum. <br /> 2. Depths reported in feet below the top of casing. <br /> 3. Groundwater elevations reported in feet referenced to site datum prior to 2005. <br /> 4. NM=Not measured due to well damage. <br /> 5.Wells were surveyed on February 7,2005 for GEOTRACKER reporting compliance. <br /> 6.Wells MW-9, MW-10, MW-11, MW-12,and MW-16 resurveyed in January 2009. <br /> https://woodplc.sharepoint.com/teams/olintracy/shared documents/general/03.0 docctrl/2021 biennial report/01text/tcy 2021 biennial_text_rev.docx Page 21 of 21 <br />