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y4 U� GROUNDWATER LEDTECHNOLOGY Drilling Log Monitoring Well MW -3 Project Chevron -Charter Way, Stockon Owner Chevron USA Products Company See Site Map Location 508 -Charter way, Stockton, CA1'roj No 02070 0071 ..__ For Boring Location COMMENTS Surface Eley Total Hole Depth 5t 5 ft Diameter 8 In Top of Casing Water Level Initial 405 rt Static Screen Dia 2 in Length 20 ft Type/Size 0 020 in Casing Dia 2 in Length 30 ft Type SCh 40 PVC Fill Material #3 Sano' Rig/Core CME-75/SDi11_S,200n - Drill Co SES Inc_ Method Hollow Stem Auaer/Pip Driller Mike Duffy Log By Bruce Beale Date 03/16/95 Permit 5179 Checked By Ed Simon's License No RG#4422 _ C C Oa p a m o 'o U QOM on ar .2 Description av 3: E a a # o m ° ,n (Color, Texture, Structure) L) N m x ca w Trace < 10%. Little IOX to 20%, Some 20% to 35%. And 35% to 50% _2 rT 4" asphalt over 3" pea gravel Gravelly sandy CLAY brown to black with chunks, moist, no 2 < < hydrocarbon odor c < GC 4 < < < < 0 MW -3 _5 4 Silty CLAY mottled gray and brown, moist, no hydrocarbon odor s < < 7 9 < < - 8 c� < < -10< < o MW -3 -10 8 Sandy silty CLAY (10,20,70) mottled brown -orange and tan with < < 6 black specks moist, firm, no hydrocarbon odor -12 < < < < -14 < < r c 0 MW -3 -15 4 CL - 16 s 9 < < _ 18 < c -20 < c MW -3 Sandy silty CLAY (20,30,50) brown -gray with very abundant root 5 2-20 clast (<Imm), most, slight hydrocarbon odor < 8 -22 < < CL -24-1< < 04/12/1995 i, nom;-mz 93 page 1 O`