Laserfiche WebLink
a <br />�l» <br /> y, <br /> t <br /> 35 <br /> 30 — Re-equilibration ]eriod <br /> ti } . <br /> 25 ` <br /> Percentage of toluene In extraction well vapors <br /> 20 <br /> { <br /> Ul <br /> 15 <br /> Percentage at compounds lighter than benzene in extraction well vapors <br /> 10 <br /> 5 <br /> 0 35 40 45 50 55 60 <br /> 0 5 10 15 20 25 30 <br /> DAYS IN OPERATION <br /> Drawn RK <br /> Data 312019] <br /> of compounds more volatile than benzene and percentage of toluene in well vapors vs. Reviewed D Eb DateZl <br /> Figure 8. Percentage <br /> days in operation,former Chevron SS 9-1m,Stockton,California. FtnaS t� Date °i <br /> E <br /> ENVIRONMENTAL SERVICES <br /> Westarn Division <br />