|
CAMBRIA
<br /> Table 1. Additional Groundwater Analytical Data,Shell-branded Service Station,2575 Country Club Boulevard,Stockton,California
<br /> Sample Date DIPE ETBE TAME TBA Methanol Ethanol EDB Volatile Organics by EPA 8260
<br /> (Jig/-) (ligd-) WIL) (ugd-) (Ag(L) (ug/L) WIL) (lig/-)
<br /> MW-6 064M-98 d 0 Q 0 a 0 <100 <1,000 <500 NA
<br /> MW{ 27-Jan-99 <2 0 <2 0 d 0 <100 Q,000 <500 NA
<br /> MW-6 15-Apr-99 <Z 00 d 00 d 00 400 <1,OW <3,000 NA
<br /> MW-6 27-Jul-99 <2 00 400 Q 00 QAO <1,000 <1,000 NA
<br /> MW-6 28-Oct-99 <2 00 <2 W <2 00 <200 <1,000 <1,000 NA
<br /> MW-7 02-Sep-97 d 0 <2 0 <20 <100 <1,000 600 NA Not detected
<br /> MW-7 02-Dec-97 Q 0 d 0 d 0 <100 <1,000 <500 NA
<br /> MW-7 29-Jan-98 d 0 d 0 d 0 <100 <1 000 600 NA
<br /> MW-7 23-Apr-98 d 0 d 0 Q 0 <100 <1,000 <500 NA
<br /> MW-7 29-Jul-98 Q 0 <2 0 Q 0 <100 4,000 600 NA
<br /> MW-7 06-Oct-98 a 0 d 0 Q 0 <100 <1,000 600 NA
<br /> MW-7 27-Jan-99 NA NA NA NA 4,000 NA NA
<br /> MW-7 15-Apr-99 d 00 <2 00 <2 00 <200 <1,000 4,000 NA
<br /> MW-7 27-Jul99NA NA NA NA 4,000 NA NA
<br /> MW-7 27-Jut-99 NA NA NA NA <1,000 NA NA
<br /> MW-7 28-Oct-99 NA NA NA NA <1,000 NA NA
<br /> MW-7 16-Sep-03 d 0 <2 0 d 0 <5 0 <500 <50 NA
<br /> Not detected except for n-Butylbenzene 360,sec-Butylbenzene 100,
<br /> MW-8 02-Sep-97 <100 <100 <100 6,000 <10,000 <25,000 NA Ethylbenzene 2100,lsoproplybenzene 210,Naphthalene 280,n-
<br /> Propylbenzene 790,Toluene 720,1,2,4-Tnmethylbenzene 5100,
<br /> 1,3,5-Tnmethylbenzene 1500 and Total Xylenes 9400 ppb
<br /> MW-8 02-Dec-97 <120 <120 <120 <6,200 <10,000 <31,000 NA
<br /> MW-8 29-Jan-98 <670 <670 <670 <33,000 19,000 <170,000 NA
<br /> MW-8 23-Apr-98 <100 <100 1,100 6,000 53,000 <25000 NA
<br /> MW-8 29-Jul-98 <67 <67 <67 <3,330 14,000 <16,600 NA
<br /> MW-8 064Oct-98 <100 <100 <100 <5,000 18,000 45,000 NA
<br /> MW-8 27-Jan-99 <4 0 <4 0 <4 0 <200 <4,000 <1,000 NA
<br /> MW-8 15-Apr-99 e200 <200 214 Q0,000 7,100 <300,000 NA
<br /> MW-8 27-Jul-99 <100 <100 154 <10,000 138,000 60,000 NA
<br /> MW-8 28-Oct-99 <5 00 6 00 <5 00 <500 17,600 <2,500 NA
<br /> MW-8 01-Jan-00 <133 <133 <133 <13,300 28,900 <66,700 NA
<br /> MW-8 18-Apr-00 <40 0 <40 0 4710 2,620 <5,000 <20,000 NA
<br /> MW-8 28-Ju1-00 <100 <100 <100 NA Q0,000 NA <100 DIPE,TAME,and EDS were analyzed outside of EPA
<br /> recommended hold nme
<br /> 0783 Page 3 of 11
<br />
|