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HEADSPACE <br /> WELL CONSTRUCTION LITHOLOGY SAMPLE DATA MEASUREASEA'75 <br /> CHRMYSOX Sample Pe. rratbn Feld <br /> 0rps1 *-' Z-INCH <br /> ,CAP Graphic Mo.and Rate Screening <br /> rccr Log 0 a s c r I p t I a n <br /> Interval (Olo:vs/R.) (Ppm) <br /> CLAYEY SILT(IAL),brown(7GYR5/3),most,sofnoodor. <br /> - - - $ampfor xrot!rove 5 to IO/eeL saturated at G Leet.METERH.40 --- <br /> / BLANK PVC <br /> ----- / // CASING <br /> 0.0 <br /> 5 <br /> / - - Grades silty w1th organic rootlets. <br /> Grades to more sandy SM. "`-- <br /> Grades to SILTY CLAY(CL),dark greenish gray(5GY 4/1). 0.0 <br /> 10 / // GROUT 10 <br /> / Grades to more sift at 74 Wt. <br /> SILTYSAND(SM),dark grecnlsh gray(5GY 4/1),net,loose. ----- <br /> 15 no odor,fine gralned, 15 0.G <br /> -777 <br /> / <br /> ----- / 9INCH UTA. --- <br /> / BOREHOLE <br /> <0 PELLETS - - - <br /> 21 0.0 <br /> Flowing sands. <br /> 02112 SAND •. <br /> -,- - Same as above. <br /> 25 - 25 0.0 <br /> --�-- MMIFTER _ _ _ <br /> PERFORATED SILTYCL9Y(CL),dark g:cervsh gray(5GY 4/1),mnlst,sof, <br /> PVC CASING no Odnf. <br /> 3o (0.0101Nr1, — — — 30 <br /> 0.0 <br /> BOTTOM OF BORING AT 31 FEET. ----- <br /> 35 '5 <br /> Y1e11 elevation: EXPLANATION <br /> Data Yrcll drQlcd: April22,1999 <br /> DrIl ng company: Spectrum El Clay <br /> Modified CoIIlam7a Sampler <br /> Drilled by: DaveGonzs!es <br /> Angel Yanez Slit <br /> SampFng M,eOwd: HcUo v-Stem Auger <br /> Geologist: T.Watchers El Sand <br /> Approved by: ';.:;;'p; Gravel <br /> WELL CONSTRUCTION AND LITHOLOGY FOR WELL W-249 (Pagel of 1) <br /> MWONCTS STOCKTON <br /> Tetra Tech EM Inc. Site 8 <br /> (068.151170207)1i1249.COR 062i00jzc:PIL3 <br />