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Cecchuu, Cecchuu, and Gwmnnom, Fueling Island <br /> so® conclusions and Recommendations <br /> Based on the review of the data collected during this and previous investigations <br /> conducted at the site, ESE has the following conclusions and recommendations <br /> 5.1 (Conclusions <br /> 0 The average depth to ground water was approximately 65 feet bgs on December <br /> 23, 1996 The ground water level recorded this quarter has risen approximately 3 <br /> feet since last quarter No free product was observed In any of the wells, <br /> o Ground water flow beneath the site is toward the southeast at a gradient of <br /> approximately 0 02 foot per foot (105 feet per nule), <br /> 0 TPH-D in ground water from UST-2 was reported at a concentration of 500 µg1L <br /> TPH-D was reported as non-detect In ground water samples collected from <br /> monitoring wells UST-3 through UST-5, <br /> 0 TPH-G In ground water from UST-5 was reported at a concentration of 140 µglL <br /> TPH-G was reported as non-detect in ground water samples collected from <br /> monitoring wells UST-2 through UST-4, <br /> o Benzene In ground water from UST-5 was reported at a concentration of 4 0 <br /> µglL BTEX was reported as non-detect In ground water samples collected from <br /> monitoring wells UST-2 through UST-4 <br /> 5.2 Recommendations <br /> FSE recommends continued quarterly monitoring of fuel island monitoring wells at the <br /> site <br /> 0 Measure water levels lin the monitoring wells, including the small water supply <br /> well Sample ground water with analysis for TPH-D, TPH-G, and BTEX In wells <br /> UST-2 through UST-5, <br /> f 16925"Ngtrly rpt\4g06 rpt 8 Environmental Science do Engnneermg, Inc <br />