ARCHIVED REPORTS_XR0007100 - Laserfiche WebLink

Home Browse Search

the extent at lrnIpac ed sari g as, CA et ►n the desert stn a# up to 13 M, from .rIM,Oat Propel No ed to aSsISt to or u5t f 992 e was Pedorrrt It vaPor prot�esused to ca4tect va Ated 10 an one t of ent- Au ►{ val�mr Sure Ctr1'�e l3 ' were le 'Was S1 to the pies nc Rite A55eg5m was used to darroal tubes same a no probes ust 26, f9g2, a mer umps and ect►on. each raph as on Aug matte haM urn P er Cott tr,ata9 ttm�ted, soils P, pneu er tanks Va�6 an ►n}edied WAD a e gas ,rOW surveY '�ere vlGlnt11 of teh stovanous depths e tzar of the or lob a5 eyctract r vap to each P it bac the res and Install an where w e' 4 soil borings I Mobile tab the ground ti3 feet consist of sands and ust below an aduance found to e silly hardParl l d deeper th s used to soils were Dens the borings co,ald be advance 28 a drill ng tN field activities, edium sands ent of Of September its During .. loose fine ato 5 feet to the ext the week or Inlet was undetiatn 3 by field �}unn9 wells and 3 vas strata d at depths of 34 eyddraction ,l5 feet, this untere aGt►vlties lot aedeP tdtlOftkd feet,�,rhtle ately generally enco field no as approxim Were 9 tered during s were while W4 v+1 sandy silts not encoun droCSr mere terminated a k0 feet. dtanteles water was until and SS- Installed tti Icy}et wells Groundcontinued, SB-�" and gess W3 were Installed as at each location was borings SB- W5, �,,1� �',f2, ^ dtat�lekes Vaporending ort tif'f3, des tartan Accordingly' 5 feet WsllS feet }ells stalled as els vasled piffling to e' vaeie tet ►ntery lrlstrlltne � Was advance 2 Was install s. aitd casings Screen S4-Z 30 feet and wells 1{,f4. 4 04 Slott in and visual installed to wells. n skiutted using on field scree ar TPH, BTBX, vapor extra°t-b ' based On analy: to the area of h each Well waservations for analyses limited p lktloug and field obs submitted Bach Same 5 generally concentrations °f well depth each baring Were d from ,nation was higfiest samples les from e subm+tie { soli contain 35 {eel The hi and SB-2 samples soil same samples were 0 feet to arid Three anon (Only 2esults at da depth of 3 from W1(SB Z 'gasoline, fi 4 \,N ,W5 east les collected 240 - 304 PPm g -`t' cted fror�l obsee gene dlbrornsde led dnt e Oat Same from S€3 es cone and etfiy and aPP d \N3 contained done o�be sampt kfie former tanks indica gasoline g )snkss 5tttuenk5 fan inants were of 15 feet in mgr, A4 pPM of contaminaitt5 or Its con W3 to containn less boils asoline1 W2, and e tfi feet conka%ne�t�ct" corlCerltia r11s2klor3s of 9 °� tfiat collecked fat 34 d P ¢etectaO Cance er{orme� of the stud�Y Indicate Collected trace 45 deet os�talned Pilot test wade result W6 c°nWi 01 4�eek to e�ractior� r extraction eXtraction appears to be depkhs vap°f or that vapor of tine wells, a ediatlon by vap wells and After the Installation o{ to-situ ierrl existing limited t° the former feasibility extras, d from 'tie were be sally acted 50115wereseve£NN5f and W6 e soil evaluate the can ediatlon that sen�f 34 feet q,W�, soil vapors It appeased e th drocarbons a yQt}it, of the tank$ aPProPnate for site rem investigation, ntered at a d P of hY f the site soils encouconcentrations est, north, on the results o more dense t£ace the west, southw agen£fsri an Based and the contained atlon to £opflate regulatory tank excavatlorl analyses contamin e app k a woikPlan les Submitted for silt of soft „ was forwasdied to kh re�ussled the rants defined the ext rk P4-lsfl�l-VD Iu ed genially P,55 dated RePO18, .{0g3, the% tt4 be syybM A copy sot D93 ntlnstnetie eels I -Aent of soil coittamtna tan, Additional May �'' 1993 to SED�fz) "\NorkP 20, 1993 addittanal Inv 19 3 pcto e sorts at pctober Corporation's agencies on ctivities- Analysis date regulatory tent of lmP ddrttonal site A En91neertng e lateral e icluded tan for A a „was fonr�arded to the ap 'tek define ti�lect goats Work science s to ro come toemeet the fa A COPY of tat Investigationosed lnvestlgatlon wa Emvtronnaln the prop assessment acttvitles s The g site Stte the sub;est 2