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HISTORICAL SUMMAR' ._ti. YTICAL RESULTS <br /> Li <br /> NORTH COUNTI..ANITARY LANDFILL <br /> L-1 <br /> Sample Designation -1 -1 -1 -1 -Sampling Date 10/5/98 1/5/99 4/26/99 7/20/99 10/19/99 3/2/00 4/26/00 8/16/00 10/5/00 1/11/01 4/12/01 7/31/01 10/10/01 1/23/02 4/17/02 7/16/02 10/1/02 <br /> Constituents of.Concern <br /> otal r amc Carbon 81 NR -NR NR 46.3 NR NR NR 47.2 NT NT NT 110.0 NT NT NT 67 <br /> a!nity,B car onata 24 N R NR NR 880.0 NR R R 888.0 T N NT NT NT NT NT N <br /> Alka in Carbonate <0.55 NR R R <0.808 R < .808 N N T N <br /> Totalh n 924 R NR R 880.0 NR 888.0 N 75 .0 N T T 810 <br /> Cyanide 0.78 NR NR N <0.002 NR NR <0.01 NT N 0.0037 NT NT <0.005 <br /> u ide <0.16 NR NR NR 2.7 NR NR N K 29.6 N 1 1141 IN I 0.71 NT N 1.5 <br /> Semivolatile Organic Com ounds u /1 <br /> Bis( ethylhex )Phtha ate <6.9 NR NR NR <13.8 <13.8 <15 <br /> <4 5 <br /> 4-Metes eno <5.0 NR N NR <0.99 <0.99 <18 <br /> 2-Meth i heno <5.O NR NR NR <1.2 <1.2 <21 : 5.3 <br /> 3 and 4-Methylphenol NT NR NR NR <10 <10 < 0 NT <br /> Diet I Phthalate <1.9 NR NR NR .84" <0.25 <4.9 <1.2 <br /> 1,4-Dich oro enzene <0.30 NR NR NR 2.77 <1.23 <13 <3.2 <br /> Iso horone <2.2 NR NR NR <0.6 <0.69 <13 <3.2 <br /> Phenol <2.6 NR NR NR <1. <1.2 <16 <4.0 <br /> 3-Nitroanillne 0.0 NR NR NR <2.2 <2.2 <16 <4.0 <br /> aptha ene 5.82* <1.3 20" 12 <br /> All Compounds ND NR NR NR NR NR NR NR NR NR NR NR N <br /> Organochlorine Pesticides and Polychlorinated Bi hen I's PCBs <br /> delta-S R <0.025 <br /> <0.0305 < .12 <0.018 <br /> <0.01 <0.12 <0,024 <br /> A nn 0208 <0.12 <0.022 <br /> a ha- <0.025 <0.007 <br /> gamma B (Lindane) <0.025 <0.0056 < .12_ <0.024 <br /> e lac for 0.0303 <0.0162 <0.12 <0.029 <br /> I Com ounds NR NR R NR NR N R R <br /> Chlorinated Herbicides u II <br /> 2,44) ND NR NR NR 0.0523* .790.97 0.9 <br /> 2,4,5-TP i vex R NR 0,034* <1.24 0.44: <0.1 <br /> 22,4-M 0.071 <5.12 0.92' 1 <br /> 2,4,5-T 0.03 9 <1.13 0.19 <0.13 <br /> Dichlorprop 0.0589* <1.17 <0.79 <br /> Dinoseb <0.14 <3.05 < 9 <br /> M PA <80 <119 <180 400' <br /> MCP <96 <77.6 <200 230' <br /> All Compounds NR NR NR NR NR NR NR NR <br /> Not Required <br /> NT=Not Tested <br /> Trace Concentration <br /> L-1:Printed:7/23/2004 55 of 68 <br />