Laserfiche WebLink
�� :war �■w1 w■r i_ � � t� � �r til lit � r� � �: � <br /> Project No S8475-06-24I <br /> December 29,2003 <br /> Page 3 of 3 <br /> TABLE I <br /> SUMMARY OF GROUNDWATER ELEVATION AND ANALYTICAL DATA <br /> SHOP 10 MAINTENANCE STATION <br /> SAN JOAQUIN COUNTY,CALIFORNIA <br /> TOC DEPTH TO GROUND WATER <br /> SAMPLE SAMPLE ELEVATION ELEVATION TPHg TPHd B T E X MTBE FOCs <br /> I D DATE MSL GROUNDWATER MSL (4911) (µg11) (µg/1) (µg11) (µ911) (9911) (µg11) (µg11) <br /> (feet) (feet) (feet) <br /> MW-25 5/9/02 2195 4858 -2663 <50 <100 <0 5 <0 5 <0 5 <05 <5 ND <br /> MW-25 7/8102 2195 50 18 -2823 <50 <50 <0 5 <0 5 <0 5 <0 5 <5 ND <br /> MW-25 10/1/02 2195 5208 -30 13 <50 <50 <0 5 <0 5 <0 5 <0 5 <5 ND <br /> MW-25 12/10/02 2195 5205 -3010 <50 <50 <0 5 <0 5 <0 5 <0 5 <5 ND <br /> MW-25 3/17103 2195 5093 -2898 <50 <50 <0 5 <0 5 <0 5 <0 5 <5 ND <br /> MW-25 6116/03 2195 51 19 -2924 <50 50 <0 5 <0 5 <0 5 <0 5 <5 ND <br /> MW-25 912103 2195 5251 -3056 <50 <50 <0 5 <0 5 <0 5 <0 5 <5 ND <br /> MW-25 11/18/03 2195 5339 -3144 <50 <50 <0 5 <0 5 <0 5 <0 5 <5 ND <br /> VM-1 519/02 --- 4993 --- <50 520 130 39 86 19 <5 ND <br /> VM-1 7/9102 --- 5053 »= 4,900 670' 1,400 12 620 206 <5 ND <br /> VM-1 10/2102 5247 420 260 69 23 19 10 <5 ND <br /> VM-1 12/11/02 --- 5243 280 270 31 <0 5 10 52 <5 ND <br /> VM-I 3/17103 51 33 310 <50 50 <0 5 13 26 <5 ND <br /> VM-1 6/16103 — 5155 — 220 <50 44 <0 5 12 65 <5 ND <br /> VM-I 912/03 — 5288 -- 1,100 440 270 21 92 54 <5 ND <br /> VM-1 11/18/03 --- 5370 -- 970 <50 240 <5 72 43 <5 ND <br /> VM-2 5/9/02 --- 4850 --- <50 5,300 6,800 390 740 930 <20 TAME=230 <br /> VM-2 719102 --- 5008 --- 25,000 3,800' 8,000 160 1,200 829 <5 ND <br /> VM-2 1012102 --- 5204 - 12,000 4,800 5,300 17 710 160 <20 ND <br /> VM-2 12/11/02 --- 5200 11,000 1,800 4,800 64 600 250 <20 ND <br /> VM-2 3117/03 - 5090 2,300 740 840 85 120 26 <5 ND <br /> VM-2 6/16103 --- 5112 --- 3,900 850 1,500 15 220 61 <5 ND <br /> VM-2 9/2/03 --- 5245 --- 3,400 2,400 1,200 50 150 160 <5 ND <br /> VM-2 11/18/03 - 5329 --- 4,400 1,500 1,500 92 180 230 <5 ND <br /> Notes TOC=Top of Casing <br /> MSL=Mean Sea Level <br /> TPHg=Total petroleum hydrocarbons as gasoline <br /> TPHd=Total petroleum hydrocarbons as diesel <br /> BTEX=Benzene,toluene,ethylbenzene and total xylenes <br /> MTBE=Methyl Cert-butyl ether by EPA Test Method 8260 <br /> FOCs=Tert-amyl methyl ether(TAME),ethyl tert-butyl ether(ETBE),di-isopropyl ether(DIPS)and tert-butanol(TBA)following EPA Test Method 8260 <br /> µg/1=Micrograms per liter <br /> <,ND=Less than laboratory method detection limit <br /> Not available <br /> _ `Sample contains hydrocarbons that do not match the diesel pattern However,quantification is based on a diesel standard <br />