Laserfiche WebLink
CASE CLOSURE SUMMARY <br />Former City of Santa Ana Yard., Santa Ana <br />lnT ni noonnn447 <br />October 8, 1999 <br />Page 3 <br />U0 1 INC), U.JUU' , <br />MAXIMUM DOCUMENTED CONTAMINANT CONCENTRATIONS — BEFORE & AFTER CLEANUP <br />CONTAMINANT <br />SOIL - Maximum (mg /kg) <br />W ATER - Maximum (µg /l) <br />During Tank 1995 -1999 Exc. Samples <br />Sampled +Sampled on <br />Removal ('95) Site Assess. ++ June 1997 <br />1989 -1998 March 1999 <br />TPH- Gasoline <br />76 ppm <br />3,000 ppm (S -11- <br />3,000 ppm <br />(S- 12 -17') <br />8,500 ppb (MW -1 <br />in 4/97) <br />4,700 ppb (MW -1) <br />(P35WS) <br />17') <br />Benzene <br />0.040 ppm <br />6.5 ppm (5 -22- <br />12 ppm (S- <br />3,500 ppb (B -3 in <br />1/89) <br />82 ppb (MW -1) <br />(P3SWS) <br />12" & 5- 13 -17') <br />11 -17') <br />Toluene <br />0.0070 ppm <br />140 ppm (S -12- <br />140 ppm <br />1,800 ppb (HP -5 <br />in 3196) <br />40 (MW -1) <br />(PL2) <br />17') <br />(S- 12 -17') <br />Ethylbenzene <br />0.010 ppm <br />50 ppm (S -12- <br />50 ppm (S- <br />410 ppb (MW -1 in <br />7/97) <br />32 (MW -1) <br />(PI2) <br />17') <br />12 -17') <br />Xylenes <br />0.060 ppm <br />290 ppm (S -12- <br />290 ppm <br />950 ppb (MW -1 in <br />3/96) <br />190 (MW_ 1) <br />(PI-2) <br />17') <br />(S- 12 -17') <br />Methyl tertiary <br />N/A <br />0.033 ppm (HST- <br />ND <br />54 ppb (MW -1 in <br />38 ppb (MW -1) <br />butyl ether <br />1 -37') <br />3/96) <br />(MTBE) <br />TPH- Diesel/ <br />8,100 ppm <br />ND /1,700 ppm <br />ND /1,700 <br />ND /ND <br />NA/NA <br />Kerosene <br />(T35SWS) /NA <br />(SK- 1 -10') <br />ppm (SK -1- <br />10') <br />TRPH <br />46,000 ppm <br />3,400 ppm (G- <br /><1000 ppm <br />1,300 ppb (MW -1 <br />NA <br />(TSSWN) <br />25 -1.5') <br />in 11197) <br />*PCE <br />0.012 ppm <br />ND <br />ND <br />7.2 ppb <br />(T45W E) <br />11/97) <br />CIS, 1,2 -DCE <br />* *ND <br />0.010 ppm {HSP- <br />ND - <br />140 ppb <br />1 -25') <br />11/97) <br />1,1 -DCA <br />ND <br />0.099 ppm (G -4- <br />0.0012 <br />50 ppb <br />XPP <br />) <br />5.5') <br />ppm (S39- <br />5/98) <br />16' ) <br />TCE <br />ND <br />ND <br />0.0036 <br />9.3 ppb <br />ppm (S40- <br />4/97) <br />22') <br />Vinyl Chloride <br />ND <br />0.016 ppm (HSP- <br />ND <br />27 ppb (B -5 in <br />8.1 ppb (B -5) <br />2 -15') <br />11/97) <br />1,1 -DCE <br />ND <br />0.012 ppm (HSP- <br />0.01 ppm <br />46 ppb (HP -3 in <br />ND <br />2 -15') <br />(HSP -2- <br />3/96) <br />20') <br />