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BROWN AND CALDWELL Well No MW-3 <br /> GROUNDWATER SAMPLE COLLECTION RECORD <br /> Project Name EZ- Serve, Stockton Job No 6g2A!R'• �3-O5- Date 9 -14 -q5 <br /> Wocation Station No 100966, 2537 Waterloo Rd ® Auto Ave , Stockton, CA <br /> Samplers Name MCSI VcNNA- <br /> Weather Conditions Sv n3tiy - l <br /> 1 WATER LEVEL DATA (from TOC) TOC Elevation (from LS) <br /> a Depth to water(ft) _ 3.ZS Water Table Elev <br /> b Total Well Depth = 89 96 ft Tape Corr (TC) <br /> c Length of Water Column = to (0 (b -a) Well Diameter 4'x 10" <br /> d Casing Volume = 17.2` c _{c x [gaVft casing]} 2-in casing =0 16 gaVft <br /> • 4-in casing =0 65 gaVft <br /> e Length of filter pack - 1U 6-in casing = 1 47 gaVft <br /> f Filter pack volume = i 2' 1G .(e x (gaVft fitter pack]) 6 5-in casing = 1 70 gaVft <br /> 8-in casing = 2 60 gaVft <br /> g TOTAL WELL VOLUME = Z9.�#�c _—(d * f) 10-in.casing =4 10 gaVft <br /> 12-in casing =5 00 gaVft <br /> 2 WELL PURGING DATA 8-in hole filter pack = 0 78gaVft <br /> r, • 10-in hole fitter pack= 121 gaVft <br /> a Purge Method E 5 �v M 12-in hole filter pack= 1 47 aVft <br /> b Required Purge Volume (® 2� �f4--_gallons per well volume) 7�-Z AL <br /> c Feld Testing, Equipment Used ySi �� S. �G✓-L� <br /> d Pump Rate 2 1 61 Pi" <br /> e Method of GW Disposal 55 gallon drum <br /> f Recovery Rate Slow (905/6> 60min), Medium (90%30-60 min),ta.- %a 10 min) <br /> Volume <br /> Spec Turbidity Color/ Pump <br /> Removed <br /> (gal) Time T4c pH Conductivity (NTU's) Description SWL Placement <br /> 30 <br /> (.e.1q-0 I 21•& -?� oil f, I i-f 7717, <br /> !-�oz 2 7- 92 10�t E <br /> plz7 1 i�f Zl,� 00 I,bb$ <br /> f$ Zr, 1 7.0) 0067 �Pc Gb <br /> 3 SAMPLE COLLECTION' Method _Disposable Bailer —Container 3 x 40 ml VOA Preservation HCL <br /> Analysis TPH (gas 8015, BTEX 8020 - <br /> COMMENTS, REMARKS <br />