Laserfiche WebLink
GROUND ZERO ANALYSIS, INC. <br /> � r f ., ,- . r S 1• I '3 <br /> 1714 Minn Strect <br /> Escalon,California 95320-1927 <br /> Telephone (209)838-9888 j <br /> Facsimile (209)838-9883 ��1/ <br /> X aY <br /> February 24 1999 5z7A ) <br /> Mr Ron Rowe <br /> County Public Health Services ` <br /> San Joaquin Cou y <br /> Environmental Health division <br /> 304 East Weber Avenue, Third Floor 2 <br /> so/.Stockton, CA 95202 <br /> Subject Speedy Mart Groundwater and Soil Investigation <br /> 8200 N Highway 99 (corner of Frontage Road and Foppiano Lane),Morada, C f <br /> 1 Dear Mr Rowe 'J <br /> +lL This letter report summarizes the soil and groundwater investigation at the Speedy Mart, 8200 N <br /> Highway 99, Morada, California Activities included advancing two borings using a Cone <br /> Penetrometer Testing (CPT) rig to determine the underlying stratigraphy, advancing three borings <br /> using traditional direct push techniques to collect soil and groundwater samples, and analyses of <br /> samples by a certified analytical laboratory Samples were analyzed for total petroleum <br /> hydrocarbons as gasoline (TPHg), benzene, toluene, ethylbenzene, total xylenes (BTEX), and <br /> ' gasoline oxygenate additives <br /> PHYSICAL SETTING <br /> The subject site is located at 8200 N Highway 99 (corner of Frontage Road and Foppiano Lane), <br /> Morada, CA(Figure 1), approximately seven miles northeast of Stockton and nine miles south of <br /> Lodi The subject area is bounded by a vacant field to the east, Foppiano Lane to the south, <br /> Frontage Road and Highway 99 to the west, and residences to the north The area is primarily <br /> agricultural with the closest residential tract located approximately 250 feet north of the site <br /> The subject site is located in the southern portion of the Sacramento Basin, a part of the northern <br /> section of the Great Valley The Great Valley consists of marine sediments deposited during the <br /> Cretaceous Period These deposits are overlain by sands, silts, and gravels of the Tertiary <br /> Period, and Quaternary alluvium, derived from the Sierra Nevada The Great Valley extends <br /> from Red Bluff in the north to the Transverse Ranges to the south <br /> The topography of the area is relatively flat The ground surface in the vicinity of the site <br /> groundze\wkburgl+n+trpl doc <br />