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AU010 21, Ij7t <br /> 1';,ge 2 <br /> Fhr, Gint iiagers <br /> 02320 14B7 e links xoro Oxc,tv,tted ef)d rernrned' <br /> On Fobruary 24, 1x. 3. lour Ilborgla';s undergraurui rtorag <br /> F t 5 Yief[t Collocle!f Irs3n,131; oath individual tanks and an:, <br /> Soa. lytcil. Ortty and rFzrnpin,from t,nstr+ash <br /> amp e r,barn!hv n;tit pini <br /> rn hi t►.hpainq.pCs:nt hydracilrban5. Nawevar,r;irrihl <br /> thrs used-61 Tank.contained 2Gpp <br /> 3 <br /> { m Icoluest,:.and 26 PP <br /> •boiiing•Point hyd'cY"rtx0ns. <br /> contrsfit�ci up to A"0 PPM tawtiPP <br /> 1'3Ei13, s}� boreharx,,s ws,�re drilled. :arnpl.'d, and c0f"P atcci <br /> ;!5 flrouruiwirer <br /> On McNamber 7.15. <br /> taa0 <br /> onitormg welts. Soil wmf�es cr51leCtej from F,iW-1(F,gurt•2)cont.�ineci be m n1PHsconce ttr.,t oU5 <br /> m PN concrontrations UP to 3,;100 pP <br /> pprn and total petrotcum hydrac:rrbon.(TPH) t m s:,roundwat(or s;u'tples caticctr d <br /> samples Irom all ottier wc!E tyarin4s were txt(,w <br /> thu detection at ppin- <br /> or Iriltlon <br /> from walls F{1N•t throUg`+Fa1W G in Novembor 1x9M coniatncd TPN concentrations q!9.300 P <br /> (Ppb) artd b.6th7 ppb from 81'41.3 and MW-d, fespectively. <br /> e tanks were rem("d. one of the tanks, <br /> In Sant..�ary 1999,thsao adc+ltlorW underground storag r uCt. <br /> discoveredµr <br /> discovered drilling MW-5 In Nov4mber 19M,sail contained product. <br /> 23 Ittrough February 7. 1998 , ;wo of the <br /> Sew1n soil t3flring,wera drifted Onci sampled on January inEn ffva t>arirtrJs woro cornre.""d to <br /> botings wera Converted to groundrvater mmnitClodgso'a Welts. <br /> were encoun remaining live <br /> V3.Vey,and V5. <br /> vadosa manitarinfl welts. NydroCarbcm pa <br /> On Apra 24.1'98x3,a'0a vapor extracllon test on V3.V4,and <br /> V5 revealed total valatat:hyciroc:►rtwns <br /> (TVH)c <br /> oncentration5 from 4,500 to 16,0001tPm Operatsan d a vapor extraction and treatment x•{stem <br /> (VETS) began on No4embcr IS. 19W- <br /> 2.1 QUARTERLY GROUNDWATER 1,10WTORING AND SAMPLING <br /> cd at quarterly intervals tram January <br /> The groundwater beneath the silo was meitored and sampled duo to the <br /> 1985 to Sep <br /> this rima s�crnariz <br /> rai of he monitoring welts went dry <br /> tember 1990, however,during ed in Table 2,ApPcndix 6. <br /> nit <br /> current drought. All mooring and gantplirv',Bala ary sum <br /> 3.0 ADDITIONAL ASSESSMENT WORK <br /> BACKGROUND REVIEW/PEt�MMINNG <br /> g 1 SITE-SPECIFIC tiFALTK AND SAFETY PLAN/ -g-:c Noah and Safely 'red by the <br /> rattans and <br /> Groundwater Technology prepared a Sita Spm <br /> Gafel Admirsstration (OSHA) Standard Hazardous "haste Opo <br /> OccuPatlanat Health an,i...S y....._ ... <br /> Tetstu?IrK:v.l�r. _._. <br />