REV03671

• Permit No: C1980003
• IBM Index Class Name: Revision
• Doc Name: HG COAL CO GROUND WATER MONITORING WELL HG-1
• Type & Sequence: SL3
• Media Type: D
• Archive: No

HG COAL COMPANY
GROUND WATER MONITORING WELL HG-1
SAMPLE N03/N02 PB PB PB PH SAR SE SE SE S04 SS TDS TSS TURB TVS ZN ZN REMARKS
DATE diss tot tot rec lab diss tot tot rec diss diss tot
_ mg/I mg/I mg/I mg/I s.u. mg/I mg/I mg/I mg/I m1/hr mg/I mg/I NTU mg/I mg/I mg/I
11/05/87 1.42 5.26 290 812
03128/88 0.5 -0.02 7.5 0.72 -0.001 286 826 0.01
06/28/88 1.14 -0.02 7.9 0.69 0.005 259 778 0.31
08/11/88 1.77 -0.02 7.4 0.86 0.006 323 752 0.1
10/10/86 1.64 -0.02 7.3 0.45 0.008 290 792 0.39
10/25/88 1.21 -0.02 6.9 0.89 0.008 305 838 0.16
08/07/89 1.25 0.03 7.7 0.7 0.006 128 848 0.13
10/05/89 1.16 7.9 0.39 313 846
06/15/90 1.19 -0.02 8 0.75 0.004 298 850 0.11
08/13/90 1.19 0.04 7.5 0.6 0.005 317 870 0.13
09/20/90 0.87 -0.02 7.8 0.77 -0.001 284 614
06/03/91 0.93 -0.02 8 0.53 0.001 237 744 0.02
10/11/91 0.74 -0.02 8 0.56 0.001 253 780 0.01
05/12/92 0.87 -0.02 7.3 0.53 0.002 235 768 0.03
09/03/92 0.04 -0.02 7.4 0.59 -0.001 393 950 -0.01
06/10/93 0.97 -0.02 7.4 0.003 245 976 -0.01
08130/93 1.13 -0.02 7.2 0 53 0.002 214 812 -0.01
05/05/94 1.52 -0.02 7.3 0.58 0.003 202 656 -0.02
09/06/94 1.77 -0.02 7.5 0.71 0.006 276 762 6 0.2 6 -0.01
06/27/95 1.91 -0.02 7.2 0.58 0.004 250 680 8 1 8 0.05
10/11/95 1.6 -0.02 8 0.6 0.003 243 720 6 0.5 -5 0.03
06/20/96 1.55 -0.02 7.2 0.62 0.004 240 750 -5 0.6 -0.01
11/08/96 0.95 -0.02 7.7 0.91 0.002 200 640 340 -0.01 AG value estimated
06/19/97 1.95 -0.04 -0.2 7.7 0.004 -0.001 190 660 906 -0.01 0.11
10/15/97 1.12 -0.2 -0.04 7.5 0.77 0.003 0.003 210 610 940 -0.05 0.07
06130/98 1.59 -0.04 -0.04 7.5 0.69 0.006 0.005 240 840 332 -0.01 0.02
NUMBER 26 5 22 0 25 24 3 22 2 26 0 26 8 4 3 5 21
MINIMUM 0.04 -0.2 -0.2 6.9 0.39 0.003 -0.001 0.002 128 610 -5 0.2 -5 -0.05 -0.02
MAXIMUM 1.95 -0.02 0.04 8 5.26 0.006 0.008 0.004 393 976 940 1 8 -0.01 0.39
MEAN 1.2 0.032 0.017 7.6 0.85 0.0043 0.004 0.003 259 784 318 0.6 5.5 0.009 0.08
STD DEV 0.4 0.034 0.020 0.3 0.93 0.0012 0.002 0.001 52 87 375 0.3 2.3 0.008 0.10
#<DL 0 5 20 0 0 0 0 4 0 0 0 0 1 0 1 5 5
Notes: Blank value indicates analysis not performed for that parameter.
'=" indicates result below laboratory detection limit. 1/2 the detection limit is used for the purpose of calculating mean and standard deviation.
(s) indicates result determined to be anamalous and is not included in the calculation of the summary statistics
File: 9aSTA TS.xls, 8~169a PeBe 3 Or 3