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<br />										Groundwater Momtorm     to and Analytical Results
<br />      											Chevron Service Station##9-2033
<br />    												508 West Charter Way
<br />     												Stockton,California
<br />      WELL ID TOC   G"    DTW   TPH D  TPH-G     B	T	E	X       MTRE    1,2-DCA     EPA    Phenol  TOG     Cd       Cr       Ni       Pb       Za
<br />     DATE      0%)     (mst)     0%)       ph)     (ppb)     (ppb)     {  b)     (ppb)     (  bJ      (ppb)       (ppb)       8270 	b       b	b 	b)	b)	b     (ppb)
<br />     MW-1
<br />     03/23/95   1038   -23 22    3360      -- 	--	-- 	-- 	--	--  	--   	--  	-- 	--       --
<br />     05/26/95   1038   -2191    3229     170'      340       67       <0 5       11	72 	--  	79  	- 	14   <5,000     --	44	59	15       110
<br />     08/15/95   1038   -2140    3178      54'       57	12       <0 5      079      067     		58  	-	<5 0  <5,000     --	150       150       92       260
<br />      11/16/95   1038   -2047    3085     650'     4,900     750      <12       100       150 	--  	17  	--	83   <5,000     --       <10      <50      <100      20
<br />     02/27/96   1038   -1906    2944     500'     1,200      130      <2 5       45	28  	--  	17  	--	<5 0  <5,000     --       <10      <50      <100      33
<br />     05/15/96   1038   -1748    2786       --       240       38      <0 5       21       <0 5	19  	--   	-- 	--       --	-- 	-- 	--	--	--
<br />     06/19/96   1038   -1703    2741     350'       -- 	-- 	--	--	--  	--  	15      <5 0-<10   <5 0  <5,000     --       <10      <50     <100      20
<br /> i
<br />     08/22/96   1038   -1668    2706    1,800'    3,500     590      <10      <10      270	510 	33  	--2	43   <5,000     --       <10      <50     <100       17
<br />      11/25/96   1038   -1627    2665    1,300'    8,400     800      <10       140      550	Ito 	81      <5 0-<10     12    7,900      --       <10      <50     Q00      35
<br />     05/19/97   1038   -13 56    2394    1,600'    8,600     1,700     <20      420      430       1,900	49  	- 3	32    <5,000     --       <10      <50     <100      210
<br />     08/21/97   1038   -1420    2458    1,000'    5,900     1,100     <10      340      330       1,300	44  	--4	9 3   <5,000     --       <10      <50     <100      120
<br />      11/17/976  1038   -15 17    2555    1,4003    5,000     780      <10       180       150   1,300/1,8007     14  	-5	77   17,000     --       <10      <50      <5 0       35
<br />     02/09/98   1038   -2205    3243     130'      620       110       18	15	23 	280 	82      <5 0-<10    <5 0  <5,000     --       <10      <50     <100      85
<br />     05/21/986  1038    -919     1957     500'      <50      <0 5      <0 5      <0 5      <0 5     4 1/497      <0 5     <5 0-<10    <5 0  <5,000     -       <10      <50      <100      180
<br />     08/11/98   1038    -900     1938    1,000'    1,200      71	45       20       79	300 	47  	--8       <5 0   5,500     --       <10      <50      <5 0      270
<br />      11/09/98   1038   -1014    2052     600'     2,400     420      <10       12	30	7,000	47  	-9       <5 0  <5,000     --       <10      <50      <5 0      150
<br />     02/17/99   1038    -927     1965     220'       87       <0 5      077      06      <0 5	80 	096     <10-<50     --    <5,000    <10      <10      <30      <5 0     437
<br />     05/25/99   1038    -874     19 12     140'      <50      <0 5      <0 5      <0 5      <0 5	210 	29      <5 0-<50    <5 0  <1,000    <10      <10       10       <20       140
<br />     08/18/99   1038    -981     2019     359       198      115      638      9 11      182       1,560       341 	-- 	--    <5,000    <10      <10      <50      <100      113
<br />     08/27/99   1038   -10 13    2051      --10   									--       <5 0-<10    <5 0     --	-- 	-- 	--	-- 	--
<br />     05/31/0015  1038   -859     1897     17012     <50     <0 50    <0 50    <0 50    <0 50       220  	--      <5 0-<1014   <5 0  <5,000    <10     <100    <10 0    <20 0     360
<br />      08/14/0017  1038   -923     1961     17012     <50     <0 50    <0 50    <0 50    <0 50       35	<2 0    <5 0-<1016   <5 0  <5,000    <10      <10      <50      <20       120
<br />      11/21/0020  1038   -918     1956       --   		-- 	-- 	--	--  	--   	--  	-- 	--       --  		-- 	--	-- 	--
<br />      12/02/00   1038   -1037    2075     9412      <50     <0 50    <0 50    <0 50      1 1	230  	--      <5 0-<1019  <5 019  <5,000    <10      204     <10 0    <50 0     327
<br />     02/15/0115  1038   -1058    2096     28012     <100     <1 00    <1 00    <1 00    <1 00       700	<1 6     <5 0-<50    <5 0  <5,000    <10     <10 0    <10 0    <20 0     18 3
<br />     05/17/0115  1038   -981     2019     16012     <50     <0 50    <0 50    <0 50    <0 50   96011,3007    <1 6     <5 0-<20    <5 0  <5,000    <10      <10      <10      <20       120
<br />      08/16/0122  1038   -11 09    2147     17021     <500     <5 0      <5 0      <5 0     <5 0    97011,2007    <1 6     <5 0-<50    <5 0  <5,000    <10      <10      <10      <20      <20
<br />      12/06/0123  1038   -11 84    2222     970       130       1 5      <0 50    <0 50     <1 5    1,00019507     <2      <5 0-<25    <5 0    920    <100    <1 70      30      <8 80      87
<br />      02/14/0224  1038   -1077    21 15     1,000     230      053      069     <0 50     <1 5     990/890'      <2      <5 0-<25    <5 0  <1,000   <10 0    <1 70    <2 30     234      183
<br />      05/31/0225  1038   -1060    2098     460       170      061     <0 50    <0 50     <1 5    870/1,9007     <2      <5 0-<25    <5 0    650    <100    <2 00      24      <8 90     130
<br />      08/23/0226  1038   -11 89    2227     430       190      <0 5      <0 5      <0 5      <0 5	850 	<2      <5 0-<50    <5 0    510    <100    <2 00      20      <8 90     127
<br />		9-2033 xW#386847     									1   										As of 05/29/03
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