Laserfiche WebLink
9038OLL CON-3 <br /> Table 4.3-3. TCE AND PCE CONCENTRATIONS DETECTED IN GROUNDWATER AT DEFENSE DISTRIBUTION REGION WEST, TRACY <br /> (BY EPA METHOD 601) (continued) <br /> Trichloroethene (TCE) Tetrachloroethene (PCE) <br /> Screened Concentrations (ijg/1 ) Concentrations (ug/1) <br /> Contaminant Interval Radian WCC WCC WCC WCC Radian WCC WCC W C WCC <br /> Well I .D. Area (Feet BGS) 1986 1987 1988 1989 1990 1986 1987 1988 1989 1990 <br /> LM 83 dg. 1&2 22.5-32.5 NS NS NS NO NS NS NS NS NO NS <br /> LM 84 dg. 1&2 74.5=94.5 - NS NS NS NO NS NS NS NS NO NS <br /> LM 86 dg. 5 94.5-104.5 NS NS''�.. NS NS NO NS NS NS NS NO <br /> LM 90 dg. 5 124-134 .••. f NS NS "�� NS NS NO NS NS NS NS NO <br /> Individual 1 <br /> Monitoring Wells ' <br /> LM 1 n. 1 19-29 NS t� NS NO NS NS NS NS 0.6 NS NS <br /> LM 2 b. 1&2 28-38 20 NS 20 NS NS 8.1 NS 12 NS NS <br /> �- LM 3 b. 1&2 25-35 15 NS 16 NS NS 13 NS 12 NS NS <br /> LM 4 dg. 1 12-22 NO NO NO NS NS NO NO NO NS NS <br /> LM 6 -- 15-25 NO NS NO NS NS NO NS NO NS NS <br /> LM 7 -- 15-25 NO NS NO NS NS NO NS NO NS NS <br /> LM 8 -- 20-30 NO NS NO NS NS 1.4 NS 0.5 NS NS <br /> LM 9 -- 22-32 NO NS NO NS NS ND NS NO NS NS <br /> LM 10 20-30 NO NS DRY NS NS ND°' NS DRY NS NS <br /> LM 11 -- 34-44 NO NS ND NS NS ND-.. "'i.NS NO NS NS <br /> LM 12** -- 23-33 NO NS NO NS NS NO '�'' NS NO NS NS <br /> LM 13 -- 26-36 NO NS NO NS NS NO NS NO NS NS <br /> LM 14 -- 25-35 NO NS NO NS NS r` NO NS ND NS NS <br /> LM 15 b. 1&2 5.6-35.6 NO NO NO NS NS NO NO NO NS NS <br /> LM 16 b. 1&2 11.5-31.5 7.6 NS 4.3 NS NS NO NS NO NS NS <br /> LM 18 -- 7.5-37.5 ND NS NO NS NS 0.4 NS ND NS NS <br /> LM 19 -- 6.2-36.2 0.4 NS 0.6 NS NS 1.5 NS 0.9 NS NS <br /> LM 20 -- 13.4-33.4 NO NS NO NS NS ND NS ND NS NS <br /> LM 21 -- 16.3-36.3 NO NS NO NS NS ND NS NO NS NS <br /> LM 22 -- 15. 1-45.1 NO NS NO NS NS NO NS NO NS NS <br /> LM 23 b. 3&6 5.6-35.6 NO NS NO NS NS 0.4 NS NO NS NS <br /> LM 24 1 10.1-30.1 NO 18 NO NO NS 760 250 20 15 NS <br />