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rx.. <br /> pump island which dispenses regular, unleaded and super unleaded <br /> fuels. The area in the immediate vicinity of the site consists of <br /> light commercial and residential properties. The closest observed <br /> ; > underground storage tank is located about 300 feet northwest of <br /> ,.� the project site. The Site Location Map (Figure 1) and the'' Site <br /> .F Plan (Figure 2) provide details of the specific location ane <br /> layout of the project site. <br /> AREA WATER SUPPLY <br /> Research of records for water wells registered (permitted) <br /> with the State.Department of Water �qesources indicates that a <br /> k., total of 50 wells are located within a l mile radius of the <br /> project site. The wells usage includes domestic, irrigation and <br /> :T- public water supply. A field survey conducted by Groundwater <br /> E <br /> Technology determined that only 1 of lh domestic wells located in <br /> the near vicinity of the site was registered with the state. The <br /> ;i locations of these domestic wells are plotted on.the Domestic <br /> Well Location Map (Figure 3) . The closest well, 9135 Connie, is <br /> located approximately 190 feet northeast of the leak point. A <br /> total if 4 registered public water supply wells are located <br /> within the 1 mile radius with the closest well being about 4000 <br /> 6 feet to the east. The City of Stockton's municipal water supply <br /> is obtained entirely from groundwater and is regulated by the <br /> Ey 1City of Stockton Department of Sewers and Water. <br /> E <br /> HYDROGLOLOGY <br /> The geology in the Stockton area can be classified into two <br /> general groups; semi-consolidated saline water bearing units <br /> and the overlying unconsolidated fresh water bearing units. The <br /> consolidated rock units are composed of the Mehrten and the <br /> Valley Springs Formations.These formations are of volcanic origin <br /> a. and contain andesitic and rhyoltic breccia, tuff and ash. The <br /> W 3 <br />