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Herman& Helen s Marina - F1rNt Quarter 2000 Oroundwater Monitoring <br /> April 24) 2000 <br />' Page 5- <br /> . TABLE 3 <br />' Historical Groundwater Monitoring Data <br /> Gasoline i P PH (round <br /> B I I V ]PH H f t)xvgenates 7 DTW W iter <br /> \dddive% Kerosene Diesel Motor(hl E lev <br /> Ditu hon !Alk U U I I 0 6 001 O 10 6 05 0 05 0 5 <br /> I + i IL,I ti I mL,1 JLyl inyl Im"I mjl1 <br /> Wrll H—T1011 1 <br />' MW 1 )18197 NIlNIl NIs \n V1) \D ND ND \D 5 98 94 02 <br /> 10000 <br /> 17-,1,91 NO \D ND ND ND ND NT \1 V r 5 87 94 13 <br /> x'27198 ND ND ND ND ND ND NP NT NT 199 95 OS <br /> 6126198 VD ND ND ND ND ND NT Nr IT 471 9518 <br /> 30l9R ND ND NI) ND ND ND NT NT NT 604 9396 <br /> 12701')8 ND AD \D ND ND 13(M1-HE) Nr NI NT 640 4160 <br /> 1+26/91) ND ND VD ND \[) ND VI NI NT 515 9485 <br /> ('110/99 ND NI) ND ND ND ND N4 \T NT 5 44 94 56 <br /> 9123/99 ND ND ND 'ND ND \D NT NT NT 592 9408 <br /> 12/22199 ND \D ND ND ND ND NT NT NT 650 9350 <br /> 3117/00 ND ND ND ND ND ND IT NT IT 549 9451 <br /> MW 2 9118197 04 VD \D 1 5 1 5 550(MTBF) NO ND ND 732 7366 <br /> 8098 72(tert butanal) <br /> 3 6(TAM F).� <br /> 12/31/97 12 1 0 ND* 1 7 n 1' 27 000(MTBF) NT NT NT 499 7600 <br /> 1 400(tert butanol) <br /> 3D(T'1MF) ** <br /> • <br /> 1+271s18 ND' Al 6 13 ND 110 000(MTBE) \T NT \T 1 96 75 D) <br /> *` <br /> 626/98 VY \D \I) \D' 000(MT13F) NT N9 NT 6 74 76 <br /> 330(TAME)* <br /> )1,0/98 I \D' 70 \D' \l) \Il 59000(MTBE) NT \r NT (199 7399 <br /> 270(TAME I*' <br /> 121;0196 ND 1 2 N1) \'D VD I1 00D(MTBE) NT IT NT 463 76 35 <br /> 150(tLri butanol) <br /> 37(TAME)* 1 <br /> ,126/99 ND* ND' ND* ND* ND 130 000(MTBE) NT NT NT 500 75 98 <br /> 1 370(TAME) <br /> 6110/99 VD* VD° ND* ND* ND* 190000(MTBE) NT NT NT 'of 73 97 <br /> 520(TAME)*' <br /> 9/13/99 NND 1 6 \D ND 005 92 000(m ml:) NT NT NT 772 73 26 <br /> 520 TAME ** <br /> 12!22/99 ND' 15 ND* ND' D 3 )00000(MTHE) NT NT NT 705 7393 <br /> I ** <br /> 1117!04 92 \D* \D` M1D* VD' S9000[MTEE} NT IT NT 194 7404 <br /> All Measurements Are In Feet -All Elevations Based On An Assumed Elevation Of 100 00 Feet For MW-1 <br /> Unit Conversions Analytical <br /> gg/l =parts per billion BTEX=benzt-m- toluene ethyl benzene xylene <br /> mg/1 - parts per million TPH-Ci=total petroleum hydrocarbons quantified as gasoline <br /> ND none detected at or above laboratory detection limits <br /> NT _not tested for this analyte <br /> MTBE =methyl tert-butyl ether <br /> TAME—tertiary amyl methyl ether <br /> A=all other gasoline additives/oxygenates were not detected at or above the laboratory <br /> reported detection limits <br /> =Laboratory detection limits raised due to elevated concentrations See Certificates of <br /> • Analysis <br /> �iw CONDOM <br />