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INV � 9 � � � � � � Emb
<br /> TABLE 1 continued
<br /> Casing Depth Groundwater LPH Concentration(pg/L.)
<br /> Well Elevation to Water EIevation Thickness Ethyl-
<br /> No Date (ft ms!) (ft) (ft msl) (ft) Benzene Toluene benzene Xylenes TPH-g
<br /> RWl 10/08/92 9 05 3448 -25 43 000 2,200 8,400 1,500 6,600 52,000
<br /> 02/23/93 3169 -2264 000 1,800 4,100 1,000 3,900 26,000
<br /> 05/18/93 2974 -2069 000 1,900 7,800 1,300 5,000 36,000
<br /> 08/22/93 3003 -2098 000 1,800 7,600 1,500 5,800 39,000
<br /> 12/30/93 2938 -2033 000 1,600 2,400 1,300 3,700 20,000
<br /> 02/17/94 2897 -1992 000 1,000 4,000 1,100 3,600 26,000
<br /> 05/10/94 28.53 -19.48 0.00 1,200 5,300 1,400 5,000 34,000
<br /> RW2 05/22/90 8 13 2940 -2127 000 2,000 6,100 1,800 10,000 51,000
<br /> 09/25/90 3079 -2266 000 1,000 5,200 1,600 8,600 33,000
<br /> 12/19/90 3062 -2249 000 940 3,500 860 5,200 16,000
<br /> 01/30/91 3108 -2295 000 580 2,300 580 3,600 13,000
<br /> 05/02/91 3097 -2284 000 1,600 3,400 1,600 7,900 32,000
<br /> 07/16-17/91 3195 -2382 000 600 1,900 730 3,900 21,000
<br /> 10/15/91 3253 -2440 000 510 2,700 720 3,300 22,000
<br /> 01/28/92 3076 -22 63 000 260 1,200 590 2,500 17,000
<br /> 04/30/92 Not accessible Ns Ns Ns Ns Ns
<br /> 08/13/92 3247 -2434 000 130 630 280 1,100 8,500
<br /> 10/08/92 3303 -2490 000 130 630 250 1,400 11,000
<br /> 02/23/93 2971 -2158 000 130 580 1,000 2,000 9,700
<br /> 05/18/93 2830 -2017 000 420 1,400 750 2,400 16,000
<br /> 08/22/93 2857 -2044 000 330 1,100 620 1,900 15,000
<br /> 12/30/93 2788 -1975 000 620 870 690 2,600 26,000
<br /> 02/17/94 2749 -1936 000 170 140 150 540 5,600
<br /> 05/10/94 27.17 -19.04 0.00 230 750 410 1,100 10,000
<br /> RW3 05/22/90 889 3095 -22 06 000 16,000 41,000 5,500 31,000 160,000
<br /> 12/19/90 3302 -2368 061 Not sampled-LPH
<br /> 01/30/91 3373 -2412 098 Not sampled-LPH
<br /> 05/02/91 3275 -2347 054 Not sampled-LPH
<br /> 07/16-17/91 3372 -2449 0 47 Not sampled-LPH
<br /> 10/15/91 35 27 -2558 110 Not sampled-LPH
<br /> 01/28/92 3269 -2370 014 Not sampled-LPH
<br /> XCL73942Q594 0 04/30/92 3227 -2334 006 Not sampled-LPH Page 9
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