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Montgomery Ward Auto Service Center <br /> Former Unocal Branded Service Station 45098 <br /> Stockton, CA EA1 Project No 1037 <br /> TABLE I <br /> Ground Water Elevations <br /> Page 13 of 13 <br /> Elevation of top surtace E Measured depth to Ground water <br /> Date of PVC well casing ground water Measured depth to Product elevation <br /> Measured (teet MSL) (feet bgs) , Product Thickness (feet MSL) <br /> I <br /> MW-21S ------ --- - --- - -- -- T - - - <br /> 06/17/99 3 NA 36 50 _ 0_0_0 ! - _ NA -� <br /> 09/16/99 NA I 39_51 - 0 00N_A <br /> 12/13/99 11 70 �'— 32 43 - `_ 0 00 __ -- 20 73 <br /> 06/15/00 j - 36 07 - 000 _24 37 <br /> M -- - -- ---- - - - -- i <br /> 106/17/9-9--T NA - 36 69 _ _ - 000 _ NA _ <br /> 109/16/9 9 NA _ 40 37 _ - _ 0 00 NA <br /> -- —-- -- — -- -- ^ ' -- - - 0 00 - --- - _20 71 - <br /> 12/13/99 11 91 32 62 _ <br /> 06/15/00 1 38 06 - 000 -26 15 <br /> MW-22S _ -_---- -� -- -- - -- - --- - — - <br /> 06/17/99 NA 38 05 _ 000 NA -I <br /> '09/16/99 _NA_ 41 09 - - - , 0_00 _ _NA <br /> 12/13/99 1221 - �- 32 97 - 000 -_2_0_76 <br /> _ ,06115100 �- - --�--- 38 41 ' --�--- -- --- 000 �- ---26 20 <br /> r --_ �- ---- ------- --- - - -- -- - -- - - ----- <br /> I <br /> IMW-22D __--- <br /> '06/17/99 NA 37.78 <br /> 000 NA <br /> 09/16/99 -� NA - -� - - - 4140 ----I- - ---_ -_- 0 00 NA <br /> 12113/99- 12 18 32 93 t - 000 _ -20 75 <br /> 06/15/00 I - - 38 57 I -_-----`�� _000_ - - -2-639 - <br /> NOTES <br /> (1) - Well was resurveyed on 6124/98 <br /> NA - Well elevation data was not available, therefore, ground water elevation could not be determined <br /> MSL- Mean Sea Level,NM-Not Measured,bgs -below ground surface <br /> The elevations of all wells were surveyed to City of Stockton Benchmark.No 14 (elevation=10 95 MSL) <br /> Wells MW-I through MW-7 are owned by Montgomery Ward and are located on 5400 Pacific Avenue <br /> Depth to ground water measurements for these wells were obtained by Environmental Audit, Inc <br /> Wells MW-10 through MW-17 are owned by Unocal and are located on 5606 Pacific Avenue <br /> Depth to ground water measurements for these wells were obtained by MPDS Services, Inc <br /> 1232 ELEVATIONS ENVIRONMENTAL AUDIT, INC „ <br />