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DEL-TECH GEOTECHNICAL SUPPORT SERVICES, INC. <br /> MONITORING WELL FIELD LOG 2012 <br /> SAMPLE LOCATION MW- I DATE: 3/23/2012 <br /> PROJECT NAME: OLIVAREZ PROPERTY ANALYSIS PERFORMED: SEE CHAIN OF CUSTODY <br /> ADDRESS: 300 S.CALIFORNIA STREET SAMPLE TIME: 14:55 <br /> CITY,STATE: STOCKTON,CA, SAMPLE CONTAINERS: 4 V.O.A.'s <br /> SITE CONTACT: NONE PRESERVATIVES: HCL <br /> CONSULTANT: FOOT1111T,ENGINEERING LAB.ANALYSIS BY: CASTLE <br /> PROJECT MANAGER: NfflKE VLACI I NIONLINIENT: FLUSH <br /> SAMPLER: DEL-TECI I/ASHLEY LIGHT WELL CASING MATERIAL: PVC <br /> SIGNED: WELL CASING DIA.: 2" / 0.1632 <br /> SAMPLE MEDIA: GROUNDWATER P.I.D.READLNG/ODOR: N/A MLJS'I'Y/FLJEL <br /> TOP OF CASING ELEVATION: MSL COLOR: BLACK TO CLEAR <br /> DEPTH TO WATER: (fect.100th's) 26.83 FEET CALC.PURGE VOL.: 4.72 GAL. <br /> DEPTH OF WELL: (ket.100th's) 5538 FEET TOTAL VOLUME PURGED: 15 GAL. <br /> STANDING WATER COLUMN: 28,95 FEET DEPTH OF PUMP: 53 FEET <br /> FIELD PARAMETERS <br /> TIME CUMULATIVE ACTUAL DRAW PUMPING pH E.C. TEMP. SOLVED COLOR <br /> CASlNGvoi,uw VOLUME DOWN RATE OXYGEN <br /> PER PURGE PURGED (D.T.W.) (CPNI/LPAI) (units) (umlt0s) (Celsius) (Mvolts) (ppm) <br /> 0 0 N/A 0.5 GPM 7.01 1549 219 -35.0 0.7 BLACK <br /> 4.72 5 7.11 1449 22.6 -40 0.8 CLEAR <br /> 9.45 10 7.10 1435 22.2 -38 1.1 <br /> 14.17 15 7.14 1438 22.3 -31 1.0 <br /> PURGE METHOD: DEDICATED WATEIURA TUBING&PUMP, <br /> SAMPLE METHOD: DEDICATED WATERRA TUBING. <br /> D.T.W.AFTER PURGE: D.T.W.AT SAMPLE TIME: 28.82' <br /> WELL INTEGRITY: CAP&SEAL ARE SECURE. LOCK INSTALLED. <br /> -WELL LOCATION: SEE SITE MAP, <br /> REMARKS: <br /> WEATHER: CLEAR SKIES/WARM. WIND: NWS <br /> QUALITY CONTROL: ALL PURGING EQUIPMENT IFAS CLEANED AS Nr.,CFSSAR Y <br /> DEDICATED PURGE TUBING IS INSTA[,I.FD IN EACH 117ELL <br /> CONTAINMENT: D.O.T 17 55 GAL.STEEL DRUM OR 60 GAL.POLY DRUM. <br /> INSTRUMENTATION: Y,SA,556 MULEPROBE SYSTEM Y.S.I.DISSOLVED OXYGEN METER <br /> SOLINIST SLOPE METER <br /> #OF DRUMS ON SIGHT: WATER: SOIL: 0 <br /> (USED 9 DRUMS DURING THIS SAMPLING EVENT) <br /> 57 of 82 <br />