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yah Environmental-Services Inc, <br /> C1 O _P <br /> 00 oa 2401 Fast Orangeburg Au2riLje a675-218.Modesto, CA 95355 <br /> o c (510)455.4991 (209)551-3591 (209)551-1200 <br /> Sea t'•ranrasao►Sw Aran cfit 6w Va&Y FAX <br /> May 25, 1493 <br /> Ms. Mary Mems <br /> San Joaquin County Public Health Services. <br /> Environmental Health Division <br /> P.O. Box 200 <br /> Stockton, CA 95201 <br /> P.E:, Pestana Properties, 275 Grantline Road, Tracy, CA <br /> Dear Ms. Meas: <br /> Mr. Gerald Sperry, attorney for the Festana Trust (owner of <br /> the above referenced site), has requested that uriah Environ- <br /> mental Services, Inc. subunit this letter pursuant to its <br /> completion of a site visit and review of the March, 1993 Report . <br /> of Findings prepared for Mr. Sperry by Applied Environmental <br /> Solutions, Inc, of San Jose (AES) . AES reported that on February , <br /> 5, 1993, groundwater samples were acquired from each of the <br /> three: on-site groundwater monitoring wells and submitted for <br /> certified laboratory analysis. The results of this analysis <br /> are summarized is Table 1 : <br /> Table 1 <br /> Analytical Results of Groundwater Samples <br /> Acquired from 275' Grantline Road, .Tracy, CA <br /> on February '5, 1993 <br /> .well TPH-G TPU-D H T E X TUG <br /> Number (uq/L) (ag/L) - -- fug/L) <br /> MW-1 N.D. N.D. N.D. N.D. N.D. N.D. N.D. <br /> MW-2 190 N.D. N.b. 0.9 1 .1 2.8 1 .0 <br /> MW-3 N.D. N.D. N.D. N.D. N.D. N.D. N.D. <br /> Method- <br /> Detect 50 5o 0.5 0.5 0.5 0.5. 0_5 <br /> Limit <br /> TPH-G. . .Total petroleum Hydrocarbons as Gasoline <br /> TPH-D. . .Total petroleum Hydrocarbons as Diesel <br /> BTEX. . .Benzene., toluene, ethylbenzene, total xylenes <br /> TOG. . .Total Oil and Grease <br /> -dq/L- _ _Micrograms per liter (parts per billion) <br /> mg/L_ . -Milligrams per liter (parts per million <br /> 1 part' per million 1 ,000 parts per billion), <br /> 1 . - <br />