ARCHIVED REPORTS_XR0009577 - Laserfiche WebLink

Home Browse Search

I 1 TABLE A (continued) • Constituent B T E X MTBE TPH G EPA Method (602180201 (602180201 (602/9020/ (60218020/ (6020!8260) (5030/LUFT/ 802113) 8021B) 802113) 8021 B) 8015m) Detection Limits 03 03 03 0 6 10 005 NgfL Ag/L I.LF/L µg/L µgm mg/L MW 7 9/22/1994 ND 54 21 94 NA 12 2114/1995 24 26 65 13 NA 057 514/1995 15 76 ND 4 9 NA 0 25 8/10/1995 11 49 0 64 2 7 NA 0 43 4!3!1997 06 22 ND ND [4 8) 0 19 7/21/1997 04 16 ND ND [3 6] 0 13 10123/1997 05 22 ND ND ND• 0 18 1/22/1998 08 3 ND ND NDr 021 4/24/1998 059 24 ND ND ND+ 017 7/23/1998 11 12 ND ND NDr 01 10/21/1998 04 19 ND ND ND• 01 1/20/1999 04 18 ND ND NDv 01 4/2311999 03 14 ND ND ND• 008 7/28/1999 ND 12 ND ND NDv ND 10/15/1999 ND 08 ND ND ND• 006 1/19/2000 ND 08 ND ND NDr 006 4/19/2000 ND ND ND ND NDr 011 7/13/2000 ND 08 ND ND ND• ND 10/13/2000 ND ND ND ND NDr ND 1/2/2001 12 ND ND ND NDr 00976 4/13/2001 ND ND ND ND ND• ND 7/1812001 <0 3 <03 <03 <0 6 <10V <0 05 10/912001 09 <05 <0 5 <10 <05v 0 091 1/8/2002 <0 5 <0 5 <05 <1 0 1 4 v <0 05 4/9/2002 <0 5 <05 <05 <1 0 1 5 0 006 7/5/2002 <0 5 <0 5 <05 <1 0 2 0 v 0 056 10/17/2002 <0 5 <0 5 <05 <1 0 33v 0 055 1/1312003 <0 5 <0 5 <0 5 <10 <5 0# 006 4/4/2003 <0 5 <0 5 <0 5 <10 <5 0# <0 05 7/10/2003 <0 5 <0 5 <0 5 <1 0 <5 Oki <0 05 11/6/2003 <0 5 <0 5 <05 <10 <5 OH <0 05 1/28/2004 <0 5 <0 5 <0 5 <1 0 <5 ON <0 05 5110/2004 <0 5 <0 5 <0 5 <10 <5 Oit <O 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 quantified 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 [xj=EPA Method 602 analysis indicates a concentration of x result is not confirmed by EPA Method 8260B however subsequent analyses by EPA Method 8260 indicates MTBE is present v=other oxygenates/additives were analyzed by EPA Method 8260 and were not detected at or above the laboratory reported detection lints —=Sample chromatogram does not resemble typical gasoline standard chromatogram The sample was further analyzed and cis-1 2-Dichloroethene Trichloroethene and Tetrachloroethene were detected at concentrations of 16 5 21 2 and 66 1 ug/L &=other oxygenatesladdittves 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 wluch was detected above the laboratory reported detection limit "=EPA Method 602 indicated that MTBE was present at 240 pg1L However EPA Method 8260 indicated to the previous monitoring event that MTBE was not present in the monitor well at or above the laboratory reported detection limit #=Analyzed by EPA Method 8020 =Analyzed by EPA Method 8260B