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■r r r r �r �r ri �■ r r r r� r � r rr �r rr r� <br /> Figure E.8 <br /> RW-1 Hydrocarbon Concentrations <br /> 1,000,000 1000 <br /> General Long-Term Trend <br /> 100 « -Benzene(ug/L) <br /> 100,000 —�Toluene(ug/L) <br /> r <br /> N �Ethyl benzene(ug/L) <br /> N - —Total Xylenes(ug/L) <br /> c <br /> Y — Benzene,HS(ug/L) <br /> J 10,000 10 2L — Toluene,HIS(ug/L) <br /> F <br /> = t Ethyl benzene HIS(ug/L <br /> a <br /> C Q —+•—Total Xylenes,HIS(ug/L) <br /> O Z <br /> 'Z - TPH-gasoline(mg/L) <br /> 1,000 1 �-TPH-diesel(mg/L) <br /> TPH-gas,HIS(mg/L) <br /> c <br /> O <br /> U c —TPH-diesel,HIS(mg/L) <br /> O <br /> X l.. —Start of Bio Pilot Study <br /> F- 100 0.1 w <br /> m � <br /> U <br /> c <br /> O <br /> U <br /> 2 <br /> 10 0.01 H Note: <br /> Only detected values shown. <br /> 1 0.001 <br /> 1990 2000 2010 2020 2030 2040 2050 <br /> Appendix_D_E_Time_Series_Chans.xls,E.8-RW-1 <br />