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Golder Associates Ina /� <br /> 1451 Harbor Bay Pkwy Suite 1000 ,i'+� ; ) . .�- f = older <br /> Alameda CA USA 94502 { t t_ — <br /> ( <br /> Associates <br /> Telephone(510),521 0400 �^ ; � !� <br /> Fax(510)865-9618 - j +. 11 PH 21 <br /> March 15, 1995 Our Ref 953-7001 <br /> Public Health Services 12- 15 <br /> San Joaquin County <br /> Environmental Health Division <br /> 445 N San Joaquin Street, <br /> Stockton,CA 95201-0388 <br /> Attention Mary Meays <br /> RE JANUARY 1995 GROUNDWATER SAMPLING ROUND <br /> 1320 WEST WEBER STREET, STOCKTON, CALIFORNIA <br /> Dear Ms Meays, <br /> This letter provides a summary of chemical analyses results of the sampling of the <br /> groundwater at the Union Ice Company Facility, 1320 West Weber Street, Stockton, <br /> California performed January 26-30, 1995 <br /> Golder Associates,Inc (Golder ) measured water levels and sampled 12 wells (MW-1s, MW- <br /> 1d, MW-2s, MW-3s,MW-5s, MW-6s,MW-7s, MW-8,MW-9, MW-10, MW-11, MW-12) at the <br /> Union Ice Company Facility at 1320 West Weber Street, Stockton,California Two wells <br /> (MW-4s and MW-4d)appeared to be either destroyed or lost Golder will determine <br /> whether the wells have been destroyed If the wells have not been destroyed, an effort will <br /> be made to locate and sample the wells <br /> Golder measured the water level in and collected groundwater samples from all existing <br /> monitoring wells Prior to collecting a groundwater sample,we measured the depth to <br /> groundwater to the nearest 0 01 feet with an electronic water level meter and then we purged <br /> each well Each sample was collected in an appropriate container and was sent in a cooler <br /> with ice to Superior Analytical Laboratories under chain-of-custody procedures <br /> Groundwater samples were analyzed for extractable Total Petroleum Hydrocarbons as <br /> gasoline (TPHg) and benzene,toluene,ethyl benzene, and xylenes (BTEX) using EPA test <br /> methods Modified 8015 and 8020 Golder collected two duplicate samples (MW-5s, and <br /> MW-9s ) and one travel blank <br /> Analytical results showed no detectable TPH and BTEX in the groundwater Analytical <br /> results sheets are attached These results will be summarized in table format in the closure <br /> report In addition, potentiometric and chemical contour maps will be included in the <br /> closure report <br /> OFFICES IN AUSTRALIA CANADA GERMANY HUNGARY ITALY SWEDEN UNITED KINGDOM UNITED STATES <br />