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UNION ICE COMPANY <br /> 1320 West Weber Avenue <br /> Stockton, California <br /> Quarterly Sampling Report - July, 1992 <br /> Site Code #1.283 <br /> NARRATIVE <br /> On July 22, 1992, WHF Environmental Consultants, Inc , in conjunction with HKIN4, <br /> Inc , conducted field measurements on ten (10) groundwater monitonng wells, along <br /> with well pumping and sampling on four (4) of the wells located at this site <br /> Groundwater elevations were taken from ten (10) wells prior to the pumping of the four <br /> (4) wells {Table 1) Each well was evacuated by means of a steam cleaned, stainless <br /> steel bladder-type pump At least three (3) well volumes were pumped from each v,ell <br /> During the three (3) volume pump down of each well, samples were collected to <br /> measure the field pH, electrical conductivity and temperature Once stability was <br /> achieved and a minimum of three (3) well volumes were removed, the samples were <br /> collected with a steam cleaned, polyethylene disposable bailer The samples were then <br /> labeled and placed in an ice chest cooled with blue ice and crushed ice <br /> The samples were then logged on a Chain of Custody and transported to GeoAnalytical <br /> Laboratories, a State certified laboratory in Modesto, California The analysis re- <br /> quested for the four (4) water samples was EPA method 602 for purgeable aromatic <br /> hydrocarbons (BTX&E) and method 5030/LUFT for total petroleum hydrocarbons- <br /> gasoline The analytes and concentrations detected are listed in Table 2 of this report <br /> The groundwater elevations noted in this quarter's measurements are referenced on the <br /> groundwater chart in Table 1 of this report The groundwatei gradient is still in the <br /> southeast direction <br /> r <br /> i <br />