ARCHIVED REPORTS XR0006996 - Laserfiche WebLink

Home Browse Search

TABLE B 2 Laboratory Results (Groundwater/Hydropunch - August 1995) ' B T E Y TPIt-G I LPH Detection 03 03 03 06 0 05 0 05-0 5 tiampl, i D Limits pg/1 Itg/l pg/I pg/1 mg/i mg/I 1 112-11111-Kr22,9-) 1 2 14 5 5 26 022 079 (dteul} 1 412-111'2-9'22r9'N 04 l 3 ND R 7 All} 0 57 ([litSLl} 1.43 2-111'3-8/22/95 {ta) 200 ND R 1 16 l 0 0 24 (ch BSc l} Unit(onkc,room Analytical jq- 1 p trtc per billion{pp] Ii(1=X—601i01e 1011MIL ethyl bL[I/LIIL and Xy le.mu. I inr,/I part,,per million(ppm) iPII-() total Petmkurn Indrocarbons yuantttiLd as gasohm I 11111 totalextractable,pctruleum liydrocarbons quannlied as dteuI motor oil and l.ero'a nc ND- nom dL(LLtcd at or ahovr,the rc ported lahoratory dLtccnon I IMAM N dLtLCtlnn limit rarsa.d due to gaurlme,mtcrference Based on thL retiults of the August, 1995, investigation, (ondor recommended additional invetiligation be I conducted to evaluate the extent of thL hydrocarbon plume (reierencL .Srul (lilt/ (ir0UIjCII4(jICY lrtt'esttgattatt Rej)oit, prepared by ( ondor dated SeptembLr 26, 1995) Mr Ronald RUwL of the PHS/EHD verbally approved the propo,,sl for additional investigation during a telephone corivLrsation with Condor in mid-I-Lbi-nary, 1996 On August 211 1996, IINL (rLoprobc boreholes ((rP-1 through 6P-5) were installed at the site (SLL the figure attached to the baLk of Appendix B for borLhol�. locations) I lnda TurkettL of the PHS/ElID wa,, on site to Observe the fiLldwork tio11 and groundwater tramples were collected during the Investigation for laboratory analyses HIL retiults of the laboratory analytics indicated that elevated concentrations of IT11-6, BTCX, and MTBI' wLrL detLLted at OP-4 I'hL IFPH (motor oil range) concLntratton5 detected 1n soil satnplLs collected from (,P-2, (rP-3, and OP-4, are questionable and are likely to be assoctatc,d with the natural organic content of ' the soil (i e , peat), whlLh is known to produce false positive results (tree Table% 113 and 114 on the next page) I I I