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1 <br /> detected in the groundwater samples is presented as Figure 3. Laboratory reports and the <br /> chain of custody record are presented in Appendix B. <br /> SUMMARY OF FINDINGS <br /> The findings of the September 18, 1992 ground water monitoring and sampling event are <br /> summarized below: <br /> ® No free product or sheen was detected in any of the monitoring wells. <br /> • Groundwater elevation data indicate a gradient of approximately 0.005 foot/foot in a <br /> general north direction across the BP Oil site. <br /> ® Groundwater was not encountered in Monitoring Wells MW-1, MW-3, and MW-4. <br /> ® Total petroleum hydrocarbons as gasoline (TPH-G) was detected at 90 parts per <br /> billion in the sample collected from Monitoring Well MW-7. <br /> i <br /> o <br /> Dissolved-phase TPH-G and benzene, toluene, ethylbenzene, and total xylenes <br /> (BTEX) constituents were not detected above reported detection limits in <br /> groundwater samples collected from Monitoring Wells MW-5 and MW-6. <br />• <br />. 10037021102092 2 <br /> V1401kV <br />