ARCHIVED REPORTS XR0008196 - Laserfiche WebLink

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r r u r . TABLE 1 REGAL 604 GROUND WATER MONITORING DATA = r 1448 N EL DORADO STREET STOCKTDN, CALIFORNIA r MONITOR DATE ELEVATION DEPTH FLOATING GROUND TOTAL PETROLUEM HYDORCARBONS BTEX EPA METHOD 602 WELL MEASURED AMSL TO FLUID PRODUCT WATER EPA METHOD 8015 MODIFIED ETHYL— IN FEET IN FEET IN FEET ELEVATIONGASOLINE KEROSENE DEISEL OIL BENZENE TOLUENE BENZENE XYLENE TOP OF BMSL CASING IN FEET PPM PPM PPM PPM PPB PPB PPS PPB MW3 12/11/89 13 75 46 D9 0 —32 34 NOT SAMPLED USED TAP WATER TO INSTALL CASING 01/04/90 13 75 45 38 0 —31 63 01/12/90 13 75 45 08 0 —31 33 <0 5 <0 5 <0 5 <0 5 <0 3 <0 3 <0 3 <0 6 05/25/90 13 75 49 16 0 —35 41 06/08/90 13 75 47 46 0 —33 71 08/24/90 13 75 52 71 0 —38 96 <0 05 <0 05 <0 05 NR <0 3 <0 3 <0 3 <0 9 09/05/90 13 54 53 12 0 -39 58 11/21/90 13 54 53 99 0 —40 45 <0 05 NR NR NR <0 3 <0 3 <0 3 <0 9 11/27/90 13 54 54 21 0 —40 67 03/29/91 13 54 54 55 0 —41 01 DID NOT RUN—TO SILTY 06/24/91 14 92 56 87 0 —41 95 <0 05 NR NR NR 19 2 <0 3 <0 9 09/15/91 14 92 59 6 0 —44 68 NOT SAMPLED-SILTY CLAY ON BOTTOM—NO RECOVERABLE WATER 12/16/91 14 92 56 33 0 —41 41 0 3 NR NR NR <0 3 <0 3 <0 3 <0 9 03/05/92 14 92 54 04 0 —39 92 <0 05 NR NR NR <0 3 <0 3 40 3 <0 9 06/02/92 14 92 55 28 0 —40 36 <0 05 NR NR NR <0 3 <0 3 <0 3 40 9 09/11/92 14 92 DRY 0 ERR MUD ON BOTTOM 2 1/2 OF WELL, NO WATER TO SAMPLE SURVEYED 10/01/92 13 96 12/07/92 13 96 58 44 0 —44 48 MUD ON BOTTOM 0 08' OF WELL, NO WATER TO SAMPLE 03/30/93 13 96 S5 4 0 —41 44 <0 05 NR NR NR <0 3 <0 3 <0 3 <0 9 MW4 12/11/89 13 3 46 42 0 —33 12 <0 075 <0 075 <0 075 <0 075 <0 5 <1 0 <1 0 <2 0 01/04/90 13 3 44 56 0 -31 26 01/12/90 13 3 45 09 0 -31 79 <0 5 <0 5 <0 5 <0 5 6 7 <0 3 <0 3 40 6 05/25/90 13 3 49 24 0 —35 94 06/08/90 13 3 49 35 0 —36 05 08/24/90 13 3 52 38 0 —39 08 <0 05 <0 05 <0 05 NR <0 3 <0 3 <0 3 <0 9 09/05/90 13 21 52 8 0 —39 59 11/21/90 13 21 53 63 0 —40 42 40 05 NR NR NR <0 3 <0 3 <0 3 <0 9 11/27/90 13 21 53 53 0 -40 32 03/29/91 13 21 54 2 0 -40 99 <0 05 NR NR NR <0 3 <0 3 <0 3 <0 9 06/24/91 14 49 56 48 0 —41 99 40 05 NR NR NR <0 3 <0 3 <0 3 <0 9 09/15/91 14 49 57 2 0 -42 71 <0 05 NR NR NR <0 3 <0 3 <0 3 <0 9 12/16/91 14 49 S6 02 0 -41 53 SO 05 NR NR NR <0 3 <0 3 <0 3 <0 9 03/05/92 14 49 54 84 0 —40 35 <O 05 NR NR NR <0 3 <0 3 <0 3 <0 9 06/02/92 14 49 56 15 0 —41 66 <O 05 NR NR NR <0 3 <0 3 <0 3 <0 9 09/11/92 14 49 59 4 0 —44 91 <O 05 NR NR NR <0 3 <0 3 <0 3 <0 9 4 SURVEYED 10/01/92 13 53 y 12/07/92 13 53 59 11 0 —45 56 <O 05 NR NR NR <0 3 <0 3 <0 3 <0 9 03/30/93 13 53 55 32 0 —41 79 <0 05 NR NR NR <0 3 <0 3 <0 3 <0 9 MW5 08/24/90 14 71 57 11 0 —38 23 4 <1 25 <1 25 NR 760 1,400 100 1,000 09/05/90 14 71 57 05 0 —38 18 s 11/21/90 14 71 56 36 0 —39 39 31 NR NR NR 5,400 7,300 110 7,800 L 11 10