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Ir r�r r S �■■ r r r �■■ r ■■ � _ <br /> TABLE I P CONT. <br /> SUMMARY OF GROUNDWATER ELEVATION AND ANALYTICAL DATA <br /> STOCKTON MAINTENANCE STATION <br /> STOCKTON, CALIFORNIA <br /> PAGE 5 OF 5 <br /> DEPTH TO, GROUND- �f "�� �` ETHYL- DOTAL �Y Ml'pE` <br /> TOG ' `GROUND TP, , PH-D' BENZzENE�TOLUENF a . <br /> WELl.1 D. ! DATE ELEVATIONk WATER`c` BENZE E YLE�N�S <br /> ATERjEtEVi�►TIO ! .�Ug u !l) t� 11 t�gll) <br /> s <br /> MW-11 215196 21 13 6235 _ -41 22 500 <50 35 23 <03 <0 3 170 <br /> MW-11 4111196 2113 6096 -3983 _ ------- ------- ------- ------- ----- --- ------- <br /> MW-11 4122196 21 13 6071 -3958 <50 <50 07 <0 5 <0 5 _ <0 5 __1 0 <br /> MW-11 711196 _21 13 59 58 -38 45 600 120 5 1 4 2 <0 5 1 0 14 <br /> _MW-11_ 10/22/96 _ 21 13 59 90 __-3877--_ 800 _170____ 4 8 _ 3 8 <0 5 <0 5 — —16 <br /> MW-11 5128197 21 13 _ 5494 -3381 <500 <500 55 08 1 3 23 <0 6 <br /> M -11 10117197 2 X13 57. 2 •3S, <50t} <50 ' � 0, ��3 <(L ." '2 6 e <br /> MW-12 215196 2219 6350 -4131 <50 <50 <0 3 <0 3 <0 3 <0 3 <0 5 <br /> �MW-12 4111196 2219 6189 -39 70 _ ------- ------- ------- ------- _..___ _----- --- -_ <br /> MW-12 _412219 _ 22 19 61 62 -39 43 _<50 —_6 100 <0 5 <0 5 <0 5 <0 5 <0 5 _ <br /> MW-12 711196 2219 6051 _ -3832 <50 140 T <0 5 <0 5 <0 5 —---<0 5 _<6_5 <br /> MW-12 10/22/96 2219 6089 -3870 <50 53 <0 5 <0 5 <0 5 <0 5 <0 5 <br /> MW-12� 5125197 2219 5585 -3366 <500 <500 04 19 05 21 <0 6 <br /> MW-12 5127197 2219 5585 -3366 <500 <500 04 1 9 05 21 <0 6 <br /> MW-12 10117/97 `22!19` ; <5qQ° -` '�50�3' F � '$�.x' + "-tf y� Y ti,�i�3� 0; '�� Z0 6 <br /> 2Q Mw 3dup NA _ A NA - NA <br /> � .. <br /> u <br /> 2a"A-s ,�� '�fA e... , NA 7—WAT77 T7` <br /> 20 MW-7dup a` NA 500,- .6 <br /> TOC =Top of casing elevations <br /> MSL= Mean Sea Level <br /> TPHG =Total Petroleum Hydrocarbons as Gasoline by EPA Method 8015M <br /> TPHD =Total Petroleum Hydrocarbons as Diesel by EPA Method 8015M <br /> BTEX= Benzene,Toluene, Ethylbenzene, and Total Xylenes by EPA Method 8020 <br /> MTBE = Methyl Tertiary Butyl Ether by EPA Method 8020 <br /> <=Less than method detection limits <br /> ------- = Not measured, sampled tested, or present <br /> All measurements are presented in feet <br /> mgll milligrams per liter <br /> ugh=micrograms per liter <br /> '=Laboratory report notation"the above samples do not appear to contain diesel" <br /> **= MTBE = 14 ugll when analyzed by EPA Test Method 8260 <br /> (<5) =MTBE concentration as calculated by EPA Method 8260 <br />