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r? <br /> i <br /> 7 <br /> N <br /> 0 <br /> N 22 1/2 W 22 1/2 E <br /> N 4e 450E <br /> N 67 1/20W N 67 1/2°E <br /> W E <br /> S 67 1/20W S 67 1/20E <br /> S 450W S 45 E <br /> S 22 1/2'W S 22 1/20E <br /> 5 <br /> FN 2055 RoseA <br /> EXPLANATION N Compass Direction <br /> Twenty—two Data Points Shown <br /> Rose diagram developed by evaluating the groundwater gradient direction from <br /> the quarterly monitoring data Each circle on the rose diagram represents the <br /> number of monitoring events that the gradient plotted in, that 22 1/2 degree sector <br /> For example, sig quarterly groundwater gradient directions are plotted between south 57 1/2 <br /> degrees west and south 45 degrees west. Therefore, the dominant groundwater gradient <br /> direction as depicted by the rose diagram is between south 87 1/2 degrees west and <br /> outh 22 1/2 degrees west <br /> GROUNDWATER FLOW DIRECTION PROJECT NO <br /> ROSE DIAGRAM 2055 <br /> ERI ENVIRONMENTAL TOSCO SERVICE STATION 5888 PLATE <br /> RESOlUffOLS, INC 2701 Pest March lane 3 <br /> Stockton, California <br /> onwu� ®ooa <br />