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WEISS ASSOCIATES <br /> MONITORING WELL MW-2 <br /> .. OVA <br /> ` (Ppm) GRAPHIC LOG DESCRIPTIQN <br /> 1 0 ` <br /> is --_--- <br /> 4"PVC <br /> .. :: Casing ;.T--- <br /> 5 <br /> Silty SAND(SM),red-Mown,loose,dry; <br /> w 10-20%silt,fine to medium sand,high <br /> iii U ro ?:-•?:T:?. <br /> estimated permeability <br /> .. a " Concrete T — <br /> 10 10 ----- . <br /> ---- <br /> Z Mottled yellow,medium dense,damp,<5% <br /> D -- <br /> o -- day,low to moderate estimated permeability <br /> I __T__ <br /> below 11.5 ft. -. <br /> 15 �\ 15 <br /> �. O <br /> Grout 1 - <br /> 1jr <br /> 20 20 q <br /> x - - <br /> 1 <br /> a <br /> w <br /> A SAND(SP),yellow-brown, loose,dry,<5% <br /> 25 25 silt,5-10%well rounded quartz pebbles to <br /> 1/8',very high estimated permeability <br /> 0240 <br /> M Rae,,. EXPLANATION <br /> = Water level during drilling(date) Logged by: Joseph P. Theisen <br /> 4 Water Level (date) - Supervisor: Richard B. Weiss;EG 1112 <br /> Contact (dashed where approx.) Drilling Company: Exploration Geoservicee, San Jose, CA <br /> ' 1411.n, Gradational Contact Driller: Tim Whitney <br /> ]� Location of recovered drive sample Drilling Method: Hollow Stem Auger <br /> Location of drive sampleoollected forDate Drilled; 23 July 87 <br /> chemical analysis Well Head Completion; Locking Well Cap and G-5 Christy Box <br /> Grab sample Type of sampler: California and Standard Penetration <br /> '. Hammer Weight/Throw: 140 Ibs130 in. <br /> - Boring Log and Well Construction Details MW-2 204 E. Lodi Ave., Lodi, CA <br />