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BROWN AND CALD`IITELL Well No. MW-8 <br /> GROUNDWATER SAMPLE COLLECTION RECORD <br /> Project Name EZ-Serve, Stockton Job No.: 1567-04 Date co—'Z d�D 9 sr <br /> Location- Station No 100966, 2537 Waterloo Rd 0 Auto Ave ,Stockton,CA <br /> Samplers Name: /A --- <br /> Weather Conditions LLE�L <br /> 1. WATER LEVEL DATA (from TOC) TOC Elevation (from LS) <br /> a. Depth to water(ft) = G t,s 3 ' Water Table Elev. <br /> b Total Well Depth = 87 00 It Tape Corr (TC) <br /> c Length of Water Column =�2�q�-` (b.—a ) Well Diameter 20x 8' <br /> d Casing Volume = q� 1 g a c (c x [galift casing]) t• 2-in casing =0.16 gal/ft <br /> e Length of filterpack = �``u.r o' 4-in. casing =0.65 gaVft <br /> 6-in casing = 1.47 gal/ft <br /> f Filter pack volume = $ 2a i (e. x (gaVft filter packD 6 6-in casing = 1.70 gal/ft <br /> g TOTAL WELL VOLUME = ll (d + f) 8-In casing =2 60 gaVf# <br /> 10-in casing =4.10 gaVft <br /> 12-in.casing =6 00 gaVit <br /> 2. WELL PURGING DATA: 8-in hole filter pack -0 789alIft <br /> r( 10-in hole filter pack= 1 21gaVft <br /> a Purge Method o2 GSC �� 12-In hole filter pack= 1.47gal/ft <br /> b Required Purge Volume(0 1I- gallons per well volume) <br /> c Field Testing, Equipment Used Y'51 <br /> d. Pump Rate _�.O <br /> e Method of GW Disposal 55 gallon drum _ <br /> f Recovery Rate Slow(90%>60min), Medium(90%30-60 min), €SS*%< 10 min) <br /> Volume <br /> Removed Spec Turbidity Color/ Pump <br /> (gal) Time T°c pH Conductivity (NTU's) Description SWL Placement <br /> 5 /555 61115 (MO - 3 <br /> cb-&Ag '%/� <br /> 0 o` oz ct-�,X G <br /> 3. SAMPLE COLLECTION Method Disposable Bader Container 3 x 40 ml VOA Preservation HCL <br />. Analysis TPH s 8015, BTEX 8020 <br /> COMMENTS, REMARKS <br />