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TABLE 1
<br /> LABORATORY ANALYTICAL RESULTS
<br /> FORMER MARLEY COOY,ING TOWER SITE
<br /> STOCKTON,CAY,IFORNIA
<br /> Page 10 of 24
<br /> LaboratoryAnalyses
<br /> Screened Hexavalent
<br /> Water-bearing Nitrate as N Calcium Chromium Chromium Manganese
<br /> Well Zone Sample Date E=ventlPur ose mg1L* Sulfatemg1L mglL Arsenic /L) (pg/L) (pg/L)** Iron lag/L) (ug/L) TD5 m 1L TOC mg1L
<br /> Water Qualitv Objective 10 250 10 50 50 300 50 450
<br /> Injection Area Wells Continued
<br /> TW-15 100-pt.Sand 311912408 Baselinel2nd Qtr 14.3 33.3 NA <5 76 70J 318 20 634 <i
<br /> 311912008 Baselinel2nd Qtr Dup) 14.3 35.2 NA <5 84 40 379 20 617 <1
<br /> 7/11/2008 3rd Qtr. 17.9 35.8 NA <5 63 <10 809 <10 696 <1
<br /> 10122!2008 4th Qtr. 16.0 34.2 NA 5 94 1o0 <100 <10 664J 1.4J
<br /> 1/12/2009 1st Qtr. 11.8 26,2 NA 6 104J 80 <100 150 $40 4.1
<br /> 4!812009 2nd Qtr. 3.1 21.4 NA <5 10 <to 175 170 292 9.1
<br /> 4!812009 2nd Qtr.(Dup.) 2.5 21.5 NA <5 <10 <10 179 150 291 8.4
<br /> 7/14/2009 3rd Qtr. NA 30.0 NA <5 29 30 676 280 627 2.7
<br /> 10/14/2009 4th Qtr. NA 21.0 NA 45 <10 570 100 235 22.0
<br /> 2/2/2010 1st Qtr. NA 4.0 NA 2 4 <10 120 180 148 5.5
<br /> 4/14/2010 2nd Qtr. NA 11.4 NA 2 11 <10 105 1,130 190 5.5
<br /> 718!2010 3€d Qtr. NA 34.5 NA 2J 17 <10 628 2,790 580 1.8
<br /> 10/13/2010 4th Qtr. NA 49,7 NA 3J 41 20 732 1,780 671 1.3
<br /> 10/13/2010 4th Qtr.(Dup) NA 50.3 NA 3J 33 20 750 1,800 676 1.0
<br /> 121812010 4th Qtr. NA 5.6 NA 2J 6J <10 698 30 177 4.9
<br /> 1!2112011 1st Qtr, NA 1.53 NA 2J <10 0.381 14J 30 182 i.5
<br /> 4/14/2011 2nd Qtr. NA 26.6 NA iJ -4j <0.2 217 2,170 369 2.1
<br /> 7/20/2011 3rd Qtr. NA 41,2 NA <5 4J <t0 579 6,610 634 4.1J
<br /> 10/13/2011 4th Qtr. NA 45.8 NA 2J 16 15.8 468 3,350 685 0.91
<br /> 5/2/2012 2nd Qtr. NA 41.5 NA 2J 24 20.6 421 2,750 759 2,6
<br /> 7/18/2012 3rd Qtr NA 42.1 NA 3J 43 39.2 334 2,130 651 1.1
<br /> 10124!2012 4th Qtr NA 41.0 NA 4J 37 36.8 480 1,600 634 1.2
<br /> 1129/2013 1st Qtr. NA 42,5 NA 31 37 36.5 437 1,360 635 1.2
<br /> 4/1212013 2nd Qtr, NA 22.2 NA 3J 10 6.16 2t0 1,000 366 8.4
<br /> 4/1212013 2nd Qtr.(Dup) NA 22.6 NA 3J i0 6.15 212 1,000 369 8.0
<br /> TW-16 100 Ft.Sand 4/2/2008 Baseline/2nd Qtr 11.0 47.0 NA <5 1,080 1,000 336 <10 716 <1.0
<br /> 7/11/2008 3rd Qtr. 0.41 79.1 NA 7 19 <10 7,450 70 2,390 1,000
<br /> 10/22/2008 4th Qtr. <1 33,4 NA <5 45 <10 296 260 1,450) 1,000
<br /> 1/9/2009 1st Qtr. <1 17.2 NA <5 69 <10 <100 1,020 1,170 880
<br /> 4/8/2009 2nd Qtr, 5.5 35.1 NA <5 <10 <10 369 230 535 1.6 J �!
<br /> 7!1412009 3rd Qtr. NA 178 NA <5 <10 <10 655 1,630 803 14.0
<br /> 10/1212009 4th Qtr. NA 165 NA 2 4 <10 593 3,090 767 16.0
<br /> 21212010 1st Qtr. NA 130 NA <5 13 <10 670 3,580 714 - 0.6
<br /> 4/14/2010 2nd Qtr. NA 266 NA <5 18 <10 472 3,100 893 3.1 .
<br /> 7!812010 3rd Qtr. NA 190 NA 2Y_10 <10 633 2010, 732 3.8
<br /> 10/1312010 4th Qtr. NA 319 NA <5 51 <10 908 1,240 968 0,71
<br /> 12/8/2010 4th Qtr. NA 352 NA <5 5J <10 1,110 1,210 1,120 0.91
<br /> N21I20ii 1st Qtr. NA 152 NA <5 7J <0.2 534 1,540 896 <1.0-
<br /> 4120 1-1 2nd Qtr. NA 422 NA <5 71 <0.2 687 1,840 1,210 - 0.51
<br /> 7/20/2011 3rd Qtr, NA 341 NA <5 4J <10 956 1,860 1,090 1.11
<br /> 10113/2011 4th Qtr. NA 149 NA <5 <10 <0.5 369 1,360 779 0,4J
<br /> 1/24/2012 1st Qtr. NA 164 NA <5 <10 <0,5 415 1,930 762 1.0
<br /> 1!24!2012 1st Qtr.(Dup) NA 164 NA <5 <10 <0.5 466 1,930 768 1.0
<br /> 4125!2012 2nd Qtr. NA 149 NA <5 4J <0.5 478 3,250 866 1.1
<br /> 7/1812012 3rd Qtr NA 147 NA <5 3J <0.5 557 3,200 991 0.6J
<br /> 10/23/2012 4th Qtr NA 182 NA <5 4J <0.5 559 3,410 961 1,9
<br /> 1!25!2013 1st Qtr. NA 146 NA <5 <10 <0.5 602 3,290 886 0.61 !
<br /> 1!25/2013 1st Qtr.(Dup) NA 145 NA <5 <10 <0.5 639 3,400 867 0.71
<br /> 4/1012013 2nd Qtr. NA 212 NA <5 <10 <0.5 407 3,390 902 0.7J
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