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Virgil Chavez Land Surveying <br />012 Georgm Street, Si me 200 <br />Vallejo, California 94590 March 10, 1999 <br />(707)553-2476 • Fax (707),553-8698 Pro3ect No. 1704-04 <br />Barbara Saeminski J <br />Gettler-Ryan, Inc. <br />6747 Sierra Ct., Suite 3 <br />Dublin, Ca. 94568 <br />Subject: Monitoring Well Survey <br />Frmr. Chevron SS # 9-5775 <br />301 West Kettleman Lane <br />Lodi, Ca. <br />Dear Barbara: <br />This is to confirm that we have proceeded at your request to <br />survey the monitoring wells at the above referenced location. <br />Our findings for the are shown in the tables below. The <br />survey was performed on March 7, 1999. Measurements were <br />taken at notches on the top of casing. The benchmark for the <br />survey was a City of Lodi, benchmark stamped 786, located at <br />the northwesterly corner of Hutchins & Kettleman. The second <br />table is for top of casing locations, using the back of side- <br />walk on Kettleman as reference line (See the attached plat). <br />Benchmark Elev. = 42.77 feet, MSL. <br />Well No. Rim Elevation TOC Elevation <br />MW - 1 42.93' 42.39' <br />MW - 2 43.12' 42.71' <br />MW - 3 43.10' 42.41' <br />MW - 4 43.50' 42.87' <br />Well No. <br />MW - 1 <br />MW - 2 <br />MW - 3 <br />MW - 4 <br />BSW-Kettleman -SW Cor. <br />BSW on Kettleman <br />(BSW=back of sidwalk) <br />Station <br />0+60.28 <br />1+64.39 <br />0-03.10 <br />0+88.31 <br />0+00.00 <br />Sincerely, <br />Offset <br />-11.26(Lt.) <br />-64.46(Lt.) <br />-52.46(Lt.) <br />-85.12(Lt.) <br />0.00 <br />0.00 <br />No 5323/ <br />Em zL ' / /.Z�x <br />• �f4rE KOVirgil . Chavez, PLS P <br />3 <br />nr A as <br />