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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> MONITORING WELL FIELD LOG 2005 <br /> SAMPLE LOCATION/ MW- 2 DATE: 12/16/2005 <br />' PROJECF NAME: VALLEY WATER ANALYSIS PERFORMED: SEE CHAIN OF CUSTODY <br /> ADDRESS: 612 N. BUENA VISTA SAMPLE TIME: 14:28 <br /> CITY, STATF: STOCKTON,CALIF. SAN'IPLE CONTAINERS: I CONTAINER/4 V.O.A.'S <br />' SITE CONTACT: PRESERVATIVES: NEAT/HCL <br /> CONSULTANT: GEO-PHASE ENVIRONMENTAL LAB.ANALYSIS BY: ARGON <br /> PROJECT MANNAGEI STEVE IANKFORD MONUMENT: FLUSH <br />' SAMPLER, DEL-TECH/DON L.1GI-If WELL CASING NIATERIAL: PVC <br /> SIGNED: = WELL CASING DIA. : 2" / 0.1632 <br /> SAN11PLE MEDIA: GROUNDWATER P.I.D.READING I ODOR: N/A NONE <br /> TOP OF CASING ELEVATION. MSL COLOR: GREY <br />' DEl'FH TO WATER: feet.100th'c 8.04 FEET CALL. PURGE VOL.: 1.93 GAL. <br /> DEPTId OF WELL: feet.l00th's 19.88 FEET TOTAL VOLUME PURGED: 5.80 GAL. <br /> STANDING WATER COLUMN: 11.84 FEET DEPTH OF PUNIP: 18 FEET <br />' FIELD PARAMETERS <br /> TIME CUMULATIVE DRAW PUMPING pH E. C. TEMP. O.R.P. DISSOLVED TURBIDITY <br />' CASING VOLUME DOWN RATE OXYGEN COLOR <br /> PFR PIII2GF, (D.T.W.) (GPM/LPN7) (units) (I)SMHOS) (CQISiLIN) (Mvo@s) (PPM) (N.T.U.) <br /> 0 N/A .2 GPM 8.36 1707 20.7 -55 0.47 GREY <br /> 1.93 " 8.39 1805 21.5 -56 0.42 <br /> 3.86 8.39 1833 21.5 -55 0.40 <br /> 5.80 8.42 1836 21.4 -57 0.43 <br />' PURGE METHOD: WATERRA INTERTIA PUMP. <br /> SAMPLE METHOD: WATERRA[NERTIA PUMP. <br /> D.T.W.AFTER PURGE: D.T.W.AT SAMPLE TIME- 8.18' <br /> WELL INTEGRITY: CAP&SEAL ARE SL:CURE. AMERICAN LOCK INSTALLED. <br /> WELL LOCATION: SEE SITE MAP. <br /> REMARKS: <br />' WEATHER: COLD/OVERCAST. NN f D: NW5 <br /> QUALITY CONTROL: ALL PURGLVG E UIP.AfFJt+T.VD SAMPLING EOUIPAIENT KIS CLL4NED EV THE <br />' FIELD[PITH A VE4NlCLE4NER&ALCONOX SOAR NEW NITRILE GLO!FES. <br /> CONTAINMENT: D.O.T. 17 55 GAL.STEEL DRUAf OR 60 GAL.POLY DRblf. <br /> INSTRUMENTATION: Y.S.I,3560FLOWCFLL Y.S.I.DISSOLVED OXYGEN METER <br /> SOLMST SLOPE METER THERMODhNE 580$P-LD. <br /> DECK ANTERFACE METER TURBIDITY ivff,7TR <br /> • <br />