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Tabic 1 <br /> Summary of Results of Automatic Recovery System Monitoring <br /> (EPA 8015/EPA 8020/Fish Toxicity/pH/Electrical Conductivity) <br /> Former Mobil Station 04-NP4 <br /> 2375 Tracy Boulevard,Tracy, California <br /> Project No 30-0140 <br /> SAMPLE DATE OF FLOW METER EFFLUENT AVERAGE TPH—G TPH—D B T E X Fish pH EC LAB <br /> ID SAMPLING READING DISCHARGED FLOW RATE (ppb) (ppb) (ppb) (ppb) (ppb) {ppb} Toxicity (uS/cxn) <br /> Wallons) (901lons) I9Pd) LC-50 <br /> 1-1 03/15/92 30 0 0 160 150 11 060 ND<030 20 --- 686 1,310 SA <br /> I-1 WIS/92 30 0 0 --- --- --- ___ --- --- _-- _-- --- --- <br /> I-1 05/27/92 3500 3,470 248 ND<30 ND<50 ND<0 30 032 ND<0 30 ND<0 30 --- 702 1,255 SA <br /> 1•-1 06104192 4700 1.1!00 1$0 <br /> 1-1 W11192 6480 1,780 1254 --- .««.» ».» »»» «.«« --- --- --- --- ..-- <br /> 1-1 W7/92 6930 450 75 « »». <br /> Ili 06/.2 92 7510 ee0 13 _�_ --- --- --� r.- --- --- --- <br /> l-1 07►24/02 0490 2,180 to --_ ___ ___ ..._ ___ __. ___ ___ ___ __- <br /> A-1 05/13/92 30 0 0 44 ND<50 ND<O 30 032 ND<O 30 ND<O 30 --- 685 1,310 SA <br /> A-1 05/18/92 30 0 0 —__ ---- --- --- --- --- --- --- --- --- <br /> A-1 05/27/92 3500 3,470 248 --- --- --- --- --- --- --- --- --- --- <br /> A-1 08104/42 4700 1,200 150 .KY ..«» --- ,,.K.. ..«.— --- ,-.,,w ».w.K --- --- <br /> A-1 06]11192 6480 1,780 234 www --- ....,. <br /> A-1 IWITA2 6930 460 75 _—_ _ _ __ __— _—_ __ --- --- --- <br /> AKi 06125= TWO 880 73 _-_ --- -_- <br /> Ml 071x4!02 ow 2,180 76 --- w.wK «.««w .««..» .»«« .... r.Kw K-- --- w-- <br /> E-1 0$113/92 30 0 0 53 ND<60 ND<0 30 ND<0.30 ND<0 30 ND<0 30 --- 665 1,310 SA <br /> E-1 05/18/92 30 0 0 ND<30 ND<50 ND<0 30 ND<0 30 ND<0 30 ND<0 30 --- 690 1.287 SA <br /> E—/ 06177192 3500 3,470 248 ND<30 ND<50 ND<0 30 ND<0 30 ND<0 30 ND<0 30 100 702 1,268 SA <br /> Ew1 06/04192 4700 1,100 150 ND<30 NU00 ND<O„30 ND40 30 ND<0 30 ND<0.30 --- «--- .-+— SA <br /> E-1 06]11/92 6d80 1.780 254 ND<30 N0450 ND<0M ND-40M ND<030 ND4030 - --- SA <br /> E-1 06117!42 6430 490 75 ND<30 ND-450 ND.40,30 ND<030 ND<0.30 ND.40.30 ---- ------ ----- SA <br /> Ew1 06125/92 7.510 560 73 ND, 00 ND<30 ND<0.00 068" N0030 ND<OAO --- SA <br /> 9K1 07124192 9690 2.180 75 ND<50 ND<60 ND<oz 110<0.5 N0<0,5 NQ<0A SA <br /> Total Effluent Dhcharged to Date 9.600 pallors <br /> EXPLANATION OF ABBREVIATIONS <br /> TAH—G total petroleum hydrocarbons quan#W as gasoline ppb parts per billion <br /> TPH—D total petroleum hydrocarbons quantified as diesel I-1 Inlluentfrom reoovery well <br /> B benzene A-1 elfiusnt from primary carbon canister <br /> T taw" E-1 effluent from secondary carbon canister <br /> E ethylbennene NO not detected at or above reported detection limit <br /> X Motel wie es --- not anayzedlnot measured/not applicable <br /> EC electrical oondudivity SA Sequoia Analytical <br /> gpd gallons per day ana"Is of sarnple cdlected on 07/24/92 confirmed tha3 toluene <br /> was not detected at or above reported detection limit <br />