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W c BORING NO. MW-4 te, N FES CcGLOGST-� Kubia Jr. CCCRDINATES UL "^--' ? a z >- o f +TELL SlJlriuAitl' u - rte' 3 p a EDITED BY_0-ttuhik Jr. DATE BEGAN 4-26-90-. '^ o 6x. C HEUED BY 0- Dunn DATE FNISHLD 4-27-90 a z TOTAL BERTH 30 tt_ GROUMD S'R�ACE EL 8-75 rt. - 0 Christy Boa ASPHALT 20 HELL-GRACED GRAVEL FILL: About 9OX file. Tca of Casing sub-angular to angular gravel; about 10% -- wiLti Lacttetg Crp GP coarse, sue-on7ufar santl: maximum, 2 cm: - dry, gray, no reaction with Hp. `i .. CLAYEY SAND: About 70: fine, sub-angular to Fptland sub-round sand; about 307 fines with low Cement with plasticity,high dry strength, slow 510 5V Bentonite dilatancy,medium toughness: dry, grown; - - - 55-1 str„ng reaction with HC1; root fragments to - - 16/181 37 5 feet: driiiing difficult; cuttings very - warm; 1 to Z tm calcareous nodules-at 15 - . 1 4' Sch. 40 feet. - 17.5 PVC Casing - - te/t8 p01k` 27 - /2 Lonestar Sand . V 15 3 0 - 18/18 _ 50 _ 20- 4 22 -- 12/18 = 11 4' dia. Sch. 40 - - - - S.S'-screen.020 ,O• spot -CLAYEY SAND: About 75x rine, sub-angular to 0 - sub-round sand. about 25%fines with medium - plasticity, high dry strength, slow _ dPater.ey,medium toughness: wet; brown; no SC reaction with HCI. 13/18 16 26 LEAN CLAY: Abodt 947 Ones with medium a - - plasticity, high dry strength, slow cillotancy. medium toughness; about 10%fine, CL sub-anguior to sub-round sand; firm; moist: PVC Endcop = brown with gray ealearetys mattlinq; strong i - reaction with HCI. 36 -- k TOTAL DEPTH 30 FEET 35 DRILLING CO.: Spectrum Exploration PAGE .1 OF T DRILLMETHOD: Hollow Stern Auger CME-55 SAMPLING METHOD: Split Spoon Sempler aEE LEGEND FOR LOGS AND 7-57 ?ITS PROJECT NO:: 190632 FCR -EXPLANATION OF SYMBUS AND TERMS CLIENT: SP Oil Company LOCATION; Sacrlamentr, CA _ wRP4x=x