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Sequoia a <br /> 680 Chesapeake Dave <br /> 404 N Redwood City CA 94063 <br /> Anal W1get Lane Walnut Creek CA (4!5) 364 9600 FAX(415}3g4 g2B3 <br /> Analytical $r9 Sinker Avenue Suite 8 Sacramento 94598 (510) 988 960o FAX ST0 <br /> CA 95$34 (916) 92 r 9600 { ) 989 9673 <br /> IOFAX(916)921 O1!?O <br /> MI°DS Services <br /> 2401 Stanwell Or Ste 330 Client Project iD Unocal#0187,437E Miner AveStocEctan <br /> C4ricord, CA 94520 Matrix Descrlpt Water Sampled Feb 3, 1997 <br /> Attention Jarrel Crider analysis Method <br /> First Sample# EPA 5030/8015 Mod/8320 Received Feb 3, 1997 <br /> 02-0227 Reported Feb 14, 1997 <br /> TOTAL PURGLCABLE PETROLEUM HYDROCARBONS <br /> Samp1e with BTEX DISTINCTION <br /> Number Sample Purgeable <br /> Descnption Hydrocarbons BenzeneEthyl <br /> Toluene Total <br /> ,ug/L pg/L pg/L Benzene Xylenes 732-0227 U-1 <br /> 640 23 p91�. p9/L <br /> ND 13 11 <br /> 702-9228 U-2 <br /> NO 052 <br /> NO NO NO <br /> 702-0229 U-3 <br /> 39,000 2,100 <br /> 11100 11500 6,i00 <br /> 702-0230 U-4 <br /> 2so" <br /> NO NO <br /> t6 <br /> 702-0237 U-5 � s <br /> ND ND ND <br /> NO NO <br /> 702-0232 U-6 <br /> ND ND ND <br /> NO ND <br /> 702-0233 U-7 <br /> 140^ 070 <br /> 14 NO 0 87 <br /> 702-0234 U,8 <br /> 110^ 078 <br /> NO NO f1 <br /> " Hydrocarbons detected appeared to be a gasoline and non-gasollrle mr <br /> etection rtrrF s xtt fie <br /> 50 0, 0 0 0 <br /> Total Purgeabre Petroleum Hydrocarbons are quantitated against a fresh gasoline standard <br /> Analytes reported as rVD were not 00 <br /> present above the stated lirltit of detection <br /> SEQUOIA ANALYTICAL, #1271 <br /> 14nature on File <br /> Alan B Kemp <br />'roject Manager <br /> Page 1 of 2 <br /> 7020227 MPD <y <br />