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` EI Dorado Environmental, Inc. <br /> 2221 Goldorado Trail, EI Dorado, California 95623 (916)626-389(3 <br /> Fax(916)626-3f <br /> March 5 1996 <br /> Mr. Randall K. Stephenson , �. <br /> Environmental Specialist <br /> Ultramar Inc. t` <br /> 525 West Third Street <br />' Hanford, California 93232-0466 <br /> Subject: Fourth Quarter 1995 Ground Water Monitoring Report <br />+ Beacon Station #474 <br /> 3440 East Main Avenue, Stockton, California <br /> I Dear Mr. Stephenson: <br /> El Dorado Environmental,Inc. (EDE) has prepared this report to document the results of quarterly <br />{ ground water monitoring conducted on December 7, 1995 at the subject site (Figure 1). The <br /> monitoring, conducted by Doulos Environmental (Doulos), included measurements of depth to <br /> ground water, subjective analysis for the presence or absence of free product, ground water purging <br /> and collection of ground water samples. Doulos reports that all field activities were conducted in <br /> accordance with the Ultramar Field Procedures described in Attachment A. <br /> GROUND WATER ELEVATIONS <br /> Prior to purging, Doulos collected depth to ground water measurements. Copies of Doulos' field <br /> data sheets are contained in Attachment B. Ground water elevation data collected since December <br /> 1993 are summarized in Table 1. On the basis of the current measurements, ground water flows <br /> 3 toward the east Figure 2) at a gradient of less than 0.01 foot per foot. Ground water levels have <br /> increased an average of 1.23 feet compared to the last monitoring event. <br /> A <br />