ARCHIVED REPORTS_XR0009564 - Laserfiche WebLink

Home Browse Search

TABLE A(continued) Constituent B T E X MTBE TPH G EPA Method (602/8020/ (602/8020/ (602180201 (602180201 (8020/8260B) (5030/LUFf! 8021B/8260B) 8021B/82608) 8021B/8260B) 8021B/8260B) 8015m) Detection Limits 0 3 03 0 3 06 10 005 1-1.91L I µg/L I µg/L I µ8/L Ag/L mg/L MW 7 9/22/1994 ND 5 4 21 94 NA 1 20 2/14/1995 24 26 6 5 13 NA 057 5/4/1995 15 76 ND 49 NA 025 8/1011995 11 49 064 2 7 NA 043 4/3/1997 0 6 2 2 ND ND C4 8] 019 7/21/1997 04 16 ND ND [3 6] 013 10/23/1997 05 22 ND ND NDv 018 1/22/1998 08 3 ND ND NDv 021 412411998 059 2 4 ND ND NDv 0 17 7/23/1998 11 12 ND ND ND v 010 10/21/1998 04 19 ND ND NDv 010 !/20/1999 04 18 ND ND NDv 010 4/23/1999 03 14 ND ND NDv 008 7/23/1999 ND 12 ND ND NDv ND 10115/1999 ND 08 ND ND ND v 006 1/19/2000 ND 09 ND ND NDv 0 D6 4119/2000 ND ND NO ND NDv Oil 7/13/2000 ND 68 ND ND NDv ND 10/13/2000 NO ND ND ND NDv ND 1/712001 12 ND ND ND NDv 010 4/1312001 ND ND ND ND NDv ND 7/1812001 <03 <03 <03 <06 <10v <005 1019/2001 09 <05 <05 <10 <05v 009 1/8/2002 <05 <0 5 <0 5 <10 14v <0 05 4/9/2002 <0 5 <05 <0 5 <1 0 1 5 v 006 7/5/2002 <05 <05 <05 <10 20v 006 10/17/2002 <05 <05 <0 5 <10 3 3 v 006 1/1312003 <0 5 <0 5 <0 5 4/4/2003 <0 5 <0 5 <0 5 <10 <5 0# <005 7/10/2003 <0 5 <0 5 <05 <10 <5 0# <0 05 11/6/2003 <05 <0 5 <0 5 <10 <5 0# <0 05 1/28/2004 <0 5 <0 5 <0 5 <10 <5 0# <0 05 511 012 0 0 4 <05 <05 <0 5 <10 <5 0# <0 05 7/1412004 <05 <0 5 <0 5 <1 0 <5 0# <0 05 10/12/2004-- <0 5 <0 5 <0 5 <10 10 <0 05 1/1412005 <0 5 <0 5 <0 5 <10 2D <0 05 B T E X=benzene toluene ethyl benzene and total xylenes ND=none detected at or above laboratory detection limit TPH G=total petroleum hydrocarbons quanttfied as gasoline ND(X)=none detected to a level of X MTBE—methyl tertiary butyl ether •=detection limit raised due to interference from non target analytes NA=not tested for this analyte jig/L=micrograms per liter a Parts per billion(ppb) mg/L=milligrams per liter=parts per million(ppm) [x]=EPA Method 602 analysis indicated a concentration of x result was not confirmed by EPA Method 8260E however subsequent analyses by EPA Method 8260 indicates MTBE was present V=other oxygenatesladditives were analyzed by EPA Method 8260 and were not detected at or above the laboratory reported detection limits —=Sample chromatogram does not resemble typical gasoline standard chromatogram The sample was further analyzed and cis 1 2 Dichloroethene Trichloroethene and Tetrachlaroethede were detected at concentrations of 16 5 21 2 and 66 1 4g/1- & g/L&.other oxygenates/additives were analyzed by EPA Method 8260 and were not detected at or above the laboratory reported detection limits with the exception of DI isopropyl ether which was detected above the laboratory reported detection limit '•—EPA Method 602 indicated that MTBE was present at 240µSIL However EPA Method 8260 indicated in the previous monnonng event that . MTBE was not present in the monitoring well at or above the laboratory reported detection limn #=Analyzed by EPA Method 8020 •=Analyzed by EPA Method 82608 ••=As of the October 12 2004 monitoring event analyses for BTEX and MTBE will be conducted by EPA Method 82608