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I ' , <br /> 15 October 2000 <br /> AGE-NC Project No 96-0232 <br />' Page 2 of 15 <br /> IIS 1 1 <br /> per minute (GPM) to 2 GPM Schedule 80 PVC piping is installed from the flow restricting device <br /> Into a 5,900-gallon above-ground Baker storage tank, located adjacent to EW-1 <br /> { — v 1 f <br /> d 2 1 GROUNDWATER PUNTWG FROM EW-1 <br />' Between 01 July and 30 September 2000, ground water pumping (interum remediation) was <br /> continued from extraction well EW-1 The extraction flow rate was calibrated to approximately 2 , <br />' GPM, operated 24-hours a day, and piped directly into a 5,900-gallon above ground Baker storage <br /> 'tank awaiting transportation to Invirotec of Lincoln, California, a properly certified disposal facility <br /> 'Baker tank Non-Hazardous Waste Manifests are presented in Appendix A <br /> Based onmamfest records supplied by Invirotec to AGE between 01 July and 30 September 2000, <br /> approximately 126,500 gallons were extracted from EW-1 Based on one gallon of water equivalent <br />' to 0 1337 cubic feet, the calculated volume of extracted water was 16,913 cubic feet Based on one <br /> gallon of water weighing 8 337 pounds per gallon at 60 degrees F, the mass of extracted ground <br /> water was calculated to be 1,054,630 pounds Mass-volume calculations of extracted ground water <br />'i from EW-1 are presented in Appendix B <br /> 2 2 COLLECTION OF EW-1 GRAB GROUND WATER SAMPLES <br /> On 06,`13, 19 July, 03, 11, 15, 29 August and 21 September 2000, AGE collected grab ground water <br /> tsamples from the effluent line of EW-1 discharge into the 5,900-gallon Baker tank <br />' 2 2 1 Sampling Procedures <br />' Grab ground water samples were collected from the top of the Baker tax*, directly from the effluent <br /> Iine coming from EW-1 As the well is continuously pumping, purging was not required prior to Y <br /> sample collection All samples were collected in laboratory-supplied 40-m1 EPA-approved VOA <br /> vials containing 0 5 ml 18%hydrochloric acid as a preservative and into 1-liter amber bottles without ' <br /> preservative Care was taken to'ensure that visible air bubbles were not present in the vials after <br /> filling and capping Water sample containers were labeled with the sample designation, date;time, <br />' and sampler's initials <br /> d , l <br />' 2 2.2. `Laboratory Analysis Of Water Samples <br /> ' <br /> All grab ground water samples collected from EW-1 were logged on achain-of-custodylform,placed <br /> Advanced GeoEnv►ronmental,Inc. <br /> I <br /> t I <br /> i <br />