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GROUNDWATER OBSERVATION DATA SHEETS OWENS BROTHERS CONCRETE CO. <br />DEL CAMINO SAND AND GRAVEL MINE <br />MW-3 <br />Date Depth Measured <br />(Casing rIm to water) <br />(k) Rim Elev. <br /> <br />(k) Ground Elev. <br /> <br />(ft) Water Elev. <br /> <br />(k) Depth Below <br />Orig. Ground <br />(k) Difference from <br />Historic Levels <br />(k) Notes <br />ty1y97 8.5 4808.1 4805.0 4799.6 5.4 <br />315198 9.2 4808.1 4805.0 4798.9 6.1 <br />1 y20101 8.3 4608.1 4805.0 4799.8 5.2 <br />7N0102 8.5 4808.1 4805.0 4799.6 5.4 <br />y6102 6.7 4808.1 4805.0 4799.4 5.6 <br />317102 9.2 4808.1 4805.0 4798.9 6.1 <br />415102 9.5 4808.1 4805.0 4798.6 6.4 <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br />u <br />r1 <br />\J <br />