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BROWN AND CALDWELL Well No MW-2 <br /> GROUNDWATER SAMPLE COLLECTION RECORD <br /> Project Name EZ- Serve, Manteca _,_ Job No 3003-03 Date --zZ.GILL <br /> *ocation Station No 100878, 1012 West Yosemite Ave_, Manteca, CA <br /> Samplers Name - M C I yi�F4J,iJ or _ <br /> Weather Conditions OLC(-'b - 64'4- _ <br /> 1 WATER LEVEL DATA (from TOC) TOC Elevation (from LS) <br /> a Depth to water(ft) - !`F �`4� _ Water Table Elev <br /> b Total Well Depth = 25 20 ft Tape Corr (TC) <br /> c Length of Water Column - JCS,3&' (b -a) Well Diameter 4"x 10' <br /> d Casing Volume (c x [gaVft casing]) 2-n casing =0 16 gaVft <br /> e Length of filter pack = I(i • 4-n casing =0 65 gaVft <br /> 6-tn casing =1 47 gaVft <br /> f Filter pack volume = Z 0 c _(e x [gaVft filter pack)) 6 5-n casing =1 70 gaVft <br /> 0 gaVft <br /> g TOTAL WELL VOLUME = j ;,MDQ _..(d + f} 0�n casing ng =410 gaVft <br /> 12-in casing =5 00 gaVft <br /> 2 WELL PURGING DATA 8-in hole filter pack =0 78gaVft <br /> • 10-n hole filter pack= 121 gaVft <br /> a Purge Method ��s�Srt �t��-c F' 7.� 1�►'�"��L' 12-n hole filter ack= 1 47 aVft <br /> b Required Purge Volume (0 ` gallons per well volume) = 60,41 L <br /> c Field Testing, Equipment Used y�.,it ' <br /> • d Pump Rate -1' I Of 67h -k <br /> e Method of GW Disposal 55 gallon drum <br /> f Recovery Rate Slow(90% >60min) edium (90%30-60 mi ast (90%< 10 min) <br /> Volume <br /> Removed Spec Turbidity Color/ Pump <br /> (gal) Time T°c pH Conductivity (NTU's) Description SWL Placement <br /> 27 + 1 Z-q3 E <br /> I , I <br /> , <br /> r <br /> I ` <br /> 3`SAMPLE COLLECTION (Method ` Disposable Bailer Container 3 x 40 ml VOA Preservation HCL <br /> , I I AnalysisI' 'TPH (gao 8015, BTEX 8020 <br /> COMMENTS, REMARKS <br /> it r <br /> r <br /> I <br /> ,I <br /> r , <br /> f � l i I I'll l i l l I P ,II V I I tll it `II I'iil� III In I I k EI I II I�° °Ili I l i I` I rIl I I 't{I' I Ir r r Il I II <br />