ARCHIVED REPORTS (2) - Laserfiche WebLink

Home Browse Search

TABLE 5 LABORATORY ANALYTICAL RESULTS 2013 SEMIANNUAL GROUNDWATER MONITORING REPORT FORMER MARLEY COOLING TOWER SITE STOCKTON,CALIFORNIA Page 10 of 25 Laboratory Analyses Screened Hexavalent Water-bearing Nitrate as N Calcium Chromium Chromium Manganese Well Zone Sample Date Event/Purpose m /L* Sulfate (mg/L (mg/L Arsenic N /L) (pg/L) N /L** Iron(pg/L) (pg/L) TDS(mg/L) TOC(mg/L Water Quality Objective 10 250 10 50 50 300 50 450 In'ection Area Wells Continued TW-15 100-Ft.Sand 3/19/2008 Baseline/2nd Qtr 14.3 33.3 NA <5 76 70J 318 20 634 <1 3/19/2008 Baseline/2nd Qtr(Dup) 14.3 35.2 NA <5 84 40 379 20 617 <1 7/11/2008 3rd Qtr. 17.9 35.8 NA <5 63 <10 809 <10 696 <1 10/22/2008 4th Qtr. 16.0 34.2 NA 5 94 100 <100 <10 664J 1.4J 1/12/2009 1st Qtr. 11.8 26.2 NA 6 104J 80 <100 150 540 4.1 4/8/2009 2nd Qtr. 3.1 21.4 NA <5 10 <10 175 170 292 9.1 4/8/2009 2nd Qtr.(Dup.) 2.5 21.5 NA <5 <10 <10 179 150 291 8.4 7/14/2009 3rd Qtr. NA 30.0 NA <5 29 30 676 280 627 2.7 10/14/2009 4th Qtr. NA 21.0 NA 4 5 <10 570 100 235 22.0 2/2/2010 1 st Qtr. NA 4.0 NA 2 4 <10 120 180 148 5.5 4/14/2010 2nd Qtr. NA 11.4 NA 2 11 <10 105 1,130 190 5.5 7/8/2010 3rd Qtr. NA 34.5 NA 2J 17 <10 628 2,790 580 1.8 10/13/2010 4th Qtr. NA 49.7 NA 3J 41 20 732 1,780 671 1.3 10/13/2010 4th Qtr.(Dup) NA 50.3 NA 3J 33 20 750 1,800 676 1.0 12/8/2010 4th Qtr. NA 5.6 NA 2J 6J <10 698 30 177 4.9 1/21/2011 1st Qtr. NA 1.51 NA 2J <10 0.38J 14J 30 182 1.5 4/14/2011 2nd Qtr. NA 26.6 NA 1J 4J <0.2 217 2,170 369 2.1 7/20/2011 3rd Qtr. NA 41.2 NA <5 4J <10 579 6,610 634 4.1J 10/13/2011 4th Qtr. NA 45.8 NA 2J 16 15.8 468 3,350 685 0.91 5/2/2012 2nd Qtr. NA 41.5 NA 2J 24 20.6 421 2,750 759 2.6 7/18/2012 3rd Qtr NA 42.1 NA 3J 43 39.2 334 2,130 651 1.1 10/24/2012 4th Qtr NA 41.0 NA 4J 37 36.8 480 1,600 634 1.2 1/29/2013 1st Qtr. NA 42.5 NA 3J 37 36.5 437 1,360 635 1.2 4/12/2013 2nd Qtr. NA 22.2 NA 3J 10 6.16 210 1,000 366 8.4 4/12/2013 2nd Qtr.(Dup) NA 22.6 NA 3J 10 6.15 212 1,000 369 8.0 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 7/11/2008 3rd Qtr. 0AJ 79.1 NA 7 19 <10 7,450 70 2,390 1,000 10/22/2008 4th Qtr. <1 33.4 NA <5 45 <10 296 260 1,450J 1,000 1/9/2009 1st Qtr. <1 17.2 NA <5 69 <10 <100 1,020 1,170 880 4/8/2009 2nd Qtr. 5.5 35.1 NA <5 <10 <10 389 230 535 1.6 J 7/14/2009 3rd Qtr. NA 178 NA <5 <10 <10 665 1,630 803 14.0 10/12/2009 4th Qtr. NA 165 NA 2 4 <10 593 3,090 767 16.0 2/2/2010 1 st Qtr. NA 130 NA <5 13 <10 670 3,580 714 0.6 4/14/2010 2nd Qtr. NA 266 NA <5 18 <10 472 3,100 893 3.1 7/8/2010 3rd Qtr. NA 190 NA 2J 10 <10 633 2,010 732 3.8 10/13/2010 4th Qtr. NA 319 NA <5 5J <10 908 1,240 966 0.7J 12/8/2010 4th Qtr. NA 352 NA <5 5J <10 1,110 1,210 1,120 0.91