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FML, Inc. <br />STS Project 93589 <br />August 28, 1985 ' <br />F <br />_6- <br />Ground Water Conditions <br />r� <br />Ground water level measurements were tak <br />tions and a P en Burin the fter com letion of the boreholes, g boring opera - <br />ground water -table was not encountered in t In general, the <br />this site. Borings 9 a he depth of borings and 15, within the fill area, encon <br />encountered <br />g <br />some Perched water conditions. tered <br />conditions are the result of relatively is likely that these <br />lativ Perched ' <br />elY impervious zones within or <br />below the fill deposits, which impede <br />infiltration. Ground water was measurthe flow of ground water <br />the � 3 at a ' <br />ground surface at Boring depth of 2 ft below <br />g 9 and 28 ft in Boring 15. <br />' Based on the water, <br />level readings and topogra hi <br />_P c information, it <br />is our opinion that the longterm <br />was at an elevation less hydrostatic ground water table ' <br />the drillin than approximately 916 ft at the <br />g operations. Fluctuations in the level o time of <br />water table may occur, dependingnr f the ground , <br />on _-ecipitation, evaporation, <br />surface runoff and infiltration. <br />r <br />. a <br />I <br />1 <br />