Laserfiche WebLink
Table 4. Summary of Groundwater Extraction System Data,ARCO Station 2133,Stockton,California <br /> • Start-up date 4/18/91 <br /> Date Total volume, Average Effluent concentration, Net removal, lbs& allons <br /> sam ied Period extracted,gallons- flowrate,gpm TPH-G B TPH-G B <br /> 5116/94 4/12194-5/16194 447,731 94 440 26 164 lbs 010 lbs <br /> 6/15/94 5117194-6/15194 321,668 77 440' 28 1 18 lbs 007 lbs <br /> 7112194 6/16/94-7112194 139,889 37 720 45 094 lbs 005 lbs <br /> 9/14/94 7/12/94-9114/94 542,188 60 310 19 140 lbs 009 lbs <br /> 10/14/94 9/14194-10/14/94 119,570 29 400 27 040 lbs 003 lbs <br /> 1113194 10/15/94-1113/94 84,000 31 260 29 018 lbs 002 lbs <br /> 1219194 1114/941219194 509,796 98 X50 <0 5 NA lbs NA lbs <br /> 1/11/95 12110194-1111195 449,820 98 540 <2 0 202 lbs NA lbs <br /> 2/9/95 1/12195-2/9/95 390,900 97 <1000 31 NA lbs 010 lbs <br /> 3/8/95 2/10195-3/8/95 259,500 69 ¢1000 50 NA lbs 001 lbs <br /> 4/10/95 3/9/95-4110195 104,363 23 <I000 32 NA lbs 000 Ibs <br /> 5/18/95 4/11/95-5/18/95 259,467 49 590 055 127 lbs 000 lbs <br /> 6/12195 5/19/95-6112195 101,208 22 760 29 064 lbs 002 lbs <br /> 7111/95 6/12/95-7111/95 103,824 23 630 27 054 lbs 002 lbs <br /> 8122195 7111/95-8/22/95 117,357 25 930 44 091 lbs 004 lbs <br /> 9119/95 8122/95-9/19/95 112,034 24 700 35 065 lbs 003 lbs <br /> 10/23/95 9119/95-10123195 107,645 23 580 20 052 lbs 002 lbs <br /> 11/15/95 10/23/95-11/15/95 95,038 21 530 9 042 lbs 001 lbs <br /> 12/15/95 11/15/95-12115/95 123,962 27 790 24 082 lbs 002 Ibs <br /> Totals and averages I0/23/95-12115/95 326,645 24 633 18 18 lbs 005 lbs <br /> for reporting period 03 gals 001 gals <br /> Totals and averages 4/18/91-12/15195 11,865,150 50 730 54 628 lbs 51 lbs <br /> cumulative 101 gals 07 gals <br /> Sample calculations <br /> Removal rate calculation <br /> lbs removed-("x"pgIQ*(gram/1,000,000 pg)*(Jb1454 grams)*(3 78 Ugal)*(gallons pumped) <br /> where"x"is influent concentration <br /> To calculate pounds removal for a reporting period if several sampling events occurred in one penod,we used the effluent concentrations <br /> that had the highest TPH value <br /> Gallons removal calculation(for TPH) <br /> gallons removed—Ibs*gallon/6 2 lbs(density for TPH-G is 6 2) <br />