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DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br />' MONITORING WELL FIELD LOG 2004 <br /> SAMPLE LOCATION/MW- 1 DATE: 9/3012oo4 <br /> PROJECT NAME FRONTIER TRUCKING ANALYSIS PERFORMED- SEE CHAIN OF CUSTODY <br />' ADDRESS: LARCH ROAD SAMPLE TIME: 1555 <br /> CITY,STATE: TRACY,CA SAMPLE CONTAINERS- 4 V O A'S <br /> SITE CONTACT PRESERVATIVES HCL <br /> CONSULTANT. BLAKELY ENVrRONMENTAL LAB ANALYSIS BY: SHERWOOD LABS <br /> PROJECT MANAGER HIRAM MONUMENT FLUSH <br />' SAMPLER: DELL TECH WELL CASING MATERIAL PVC <br /> SIGNED: WELL CASING DLA.: 2" / 01632 <br /> SAMPLE MEDIA GROUNDWATER P.I.D.READING/ODOR- N/A NONE <br /> TOP OF CASING ELEVATION MSL COLOR BROWN TO CLEAR <br />' DEPTH TO WATER. feet.100th's 1045 FEET CALC.PURGE VOL.: 2.20 GAL <br /> DEPTH OF WELL feet 100th's 2392 FEET TOTAL VOLUME PURGED. 659 GAL <br /> STANDING WATER COLUMN: 1347 FEET I DEPTH OF PUMP 23 FEET <br />' FIELD PARAMETERS <br /> TIME CUMULATIVE DRAW PUMPING pH E.C. TEMP. O-RP. DISSOLVED TURBIDITY <br /> r• CASING VOLUME DOWN RATE OXYGEN COLOR <br /> PER PURGE (D T W) (GPM/LPPM (units) (UMHOS) (Celsius) (Mvolb) (PPM) (N T U) <br /> 0 N/A 2 GPM 780 3068 221 82 043 BROWN <br /> r 2.20 779 3124 222 81 055 CLEAR <br /> 440 780 3135 220 80 047 " <br /> 659 781 3138 221 77 044 " <br /> r <br /> PURGE METHOD CENTRIFUGAL PUMP <br /> r SAMPLE METHOD DEDICATED TUBING <br /> D T W AFTER PURGE D T W.AT SAMPLE TIME 12 18' <br /> WELL INTEGRITY. CAP&SEAL ARE SECURE <br /> WELL LOCATION SEE SITE MAP <br /> REMARKS GOOD RECHARGE <br /> WEATHER, CLEAR SKIES WIND: NW5 <br /> QUALITY CONTROL- ALL P URGING E QUIPMENTAND SAMPLING EUIPMENT WAS CLE,4NED IN THE <br /> FIELD WITH.4 STEAMCLEr1NER&ALCONOX SOAP NEW NITRILE GLOVES <br /> CONTAINMENT. D O T 17 55 GAL STEEL DRUMOR 60 GAL POLYDRUM <br /> INSTRUMENTATION Y S 1 556 MULTIPROBE Y S 1 DISSOLVED OXYGEN METER <br /> SOL NIST SLOPE METER THERMODINE 58013 P I D <br /> I KECK INTERFACE METER TURBIDITY METER <br /> #OF DRUMS ON SIGHT• WATER: 3 SOIL 0 <br /> r� <br />