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*able 1 <br /> D <br /> Groundwatet \Monitoring Dala and Analylleal Results �r <br /> Toscu([Unocal) Serine Statton#5886 <br /> 2701 West March Lazio <br /> Stockon, Caltformia LD <br /> CD <br /> Groundudtcr monitoring data anti laWratuty analytical rti.,ulte prior to Mu li 2i 1998 were LatnPded from rtportN prepartd by MPDS Sera Ict, Inc <br /> m <br /> IOC — lop n!CaMflg 00,11ron B _ Benzene pph _ Pans per billion <br /> DIV — Depth to Vater T = Toluene = Not MeasmedlNnt Anal)zed -n <br /> I (ft ) - E eel <br /> F = Elttylhettzene ND = Not Dttectod o <br /> UWE = Groundwater Elevation X = Xylenes a I <br /> m,l - RL1alJ%e to mLan see level M 113E = Methyl tertiary butyl ether <br /> M <br /> TPH(D) = Total Petroleum HydmLarbons a,Diesel <br /> 7PIl(G) [total Petroleum Ilydracarhom as Gasoline r <br /> M <br /> The TOC elevatiouc were.urveyed relative to Mean Sea Le+el(insl) These well caaing elevation,vrere used prior in the Ma) 2, 1947 monitoring event I <br /> The TOC elevations of the well easingc were resurveyed(except for wells MW 2 and MW 1) relative to nt,l on April 28, 1947 Ile well ra.ing elevarwns are used � <br /> he ttmnt'wtA1 file May 2, 14x1 the new t'(�C elc.arlons Far µe11,MW 2 and h4W-1 were 4alculated by using the pre+'roust}'aurYeyeJ <br /> D <br /> g � Y z <br /> tltvnttunc for wells MW 1, MW 2 and MW-1(MW l = 0 84 tett tml MW 2— 0 30 leer mel and h1W 3= -0 14 fort nisl)And the resurve)ed r <br /> elevdtian of uell MW-1 (= 115 tee( 1110) z <br /> n <br /> i I—lbortine's rlpall IndiLdte1(L111dt nit11Ld h)dipCart"is unidenolted hydro%,arbon, >C14 <br /> 1 tboiau,rt' repmu 1n(4al0 unldentit,cd hydrocarbon,untdenttti,ed hydrocarbons '-,C15 <br /> Laburator) repun indicate,u"Identifietl hydroLaihom diesel and unidentified hydnxarbons >f-20 <br /> Laboratory report Indic.ateh the hydrucarbons detected did not Appear to be diesel <br /> ' I aboratnr) report oodtc.ates the hydrocarlxms detected appeared to be a diesel non diesel mixture o <br /> 7 PH(D)analyst,with mk a gel cleanup <br /> b <br /> M I Bf by EPA Method 8260 Ln <br /> A DUCIUL9n Lunn ram,ed Refer to analyuwl rtweults ra <br /> Q <br /> 9 Laboratory report mdltare5 unidentified hydrocarbon+C9 C24 W <br /> N <br /> 10 1,ahnralory rgcia 111dLLates 141](JUN ILd hvdrotarbwo C9 C24 and Discrtte peak @C24 <br /> 1_n <br /> M <br /> Notc Wt.hs dcslgrtattd as 1' are titreeM:d in[Jit shallow zone, and lull+demgnaltd e, 'D" are Krgxriml m the sleep zonr <br /> D <br /> rn <br /> M <br /> LA <br /> rJ <br /> Soh 1 'xttil)Il' S A.of 12'01?i <br />