Laserfiche WebLink
i <br /> i <br /> Fuller Mobile Home Park <br /> 365 East Louise, Lathrop, California <br /> iQuarterly Groundwater Sampling Report <br /> November, 1995 <br /> I <br /> Narrative <br /> On November 29, 1995, Vv'HF Environmental Consultants, Inc , in conjunction with HKM <br /> Groundwater Monitoring, conducted field measurements, well pumping and groundwater <br /> sampluig on seven (7) groundwater monitoring AAells located at this site (Figure 2) <br />' Groundwater elevations were taken from seven (7) wells prior to pumping (Table 1 & <br /> Appendix B) Monitoring wells '_V4W-1 througn MW-7 were evacuatee by means of a I <br /> steam-cleaned, stainless steel bladder-type pump During the three (3) volume pump <br /> clown of each weli, samples were collected to measure field pH, electrical conductivity and <br /> temperature (Table 3 & Appendix B) Once stability was acluevea, a nummum of Three <br /> (3) well volumes were removed and samples were collected with a .steam-c.eaned <br /> disposable bailer The samples were then labeled and placed in an ice chest cooled with <br /> Blue Ice® <br /> The samples, bailer blanks and trip blank were then longed on a Cham of Custoay <br /> (Appendix A) and transported to the State-certified laboratory, Califurma Laboratory <br /> Services, in Rancho Cordova, California The analysis requested foi the water sarlipies <br /> was EPA method 602 for BTX&E, EPA method 5030/8015 (GCFID) for gasoline and <br /> EPA method 3510/8015 for diesel The analytes and concentrations detected are luted in <br />' Table 2 of this report <br /> Groundwater Gradient <br /> The water level measurements from the monitoring wells were used to calculate the <br /> gradient and construct a groundwater gradient map (Figure 3) The gradient this quarter <br /> ranges from 0 0004 to 0 0017 ft/ft with a predominant trend of S45°W Historical <br />' gradient maps are included in Appendix C <br /> 1 <br />