PERMFILE41127

• Permit No: C1981023
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2001
• Section_Exhibit Name: EXHIBIT 10 PROBABLE HYDROLOGIC CONSEQUENCES
• Media Type: D
• Archive: No

Table 7
Chimney Rock Coal Mine
Ground Water W-10
Printout Table
i SAMPLING DATE Data Jan 85 Apr 85 July BS Oe185 Jan 66 Apr 86 July 66 Dec 86 Mar 87 June 87 Sept 67 Dec 67 Mar 88 June 88 Sept 88
,Years 8586-87.88-89-90-91 Pdnt
Parameter UnRs
Water Level feet 58.84 58.92 56.50 56.96 55.77 59.07 SS.SB S6.BB 54.46 55.13 56.42 56.92 58.84 55.67 5696
pH standard 6.7 7.0 7.4 7.2 7.8 7.4 8.1 7.7 7.9 7.1 7.2 7.3 6.7 7.8 7 2
Conductivity umhos/cm 700 700 860 925 1025 900 990 1075 1100 1100 1150 1175 825 850 925
Temperature O C 12.5 13.5 10.0 12.0 12.5 25.0 12.0 6.0 8.5 16.5 11.0 10.0 9.5 8.5 12.0
TDS mgll 445 510 640 770 694 654 801 755 748 783 892 890 445 620 770
TSS mgll 0 0 0 28 0 0 9 0 0 0 0 0 0 20 28
Bicarbonate mgA 412 410 312 194 292 312 294 339 336 240 322 265 412 264 194
Calcium mgA 28 24 98 110 131 128 85 101 105 142 108 179 28 109 110
Chloride mgll 0.0 0.0 0.0 3.8 0.0 0.0 5.4 0.0 8.1 6.9 7.3 6.9 0.0 1.2 3.8
Magnesium mg/l 3 4 16 20 21 18 99 23 33 35 25 32 3 19 20
Nitrate mgA 0.42 0.40 0.60 1.22 0.99 0.68 3.29 0.12 0.23 0.62 0.26 0.28 0.42 2.49 1.22
Ammonia mgA <0.02 c0.02 <0.02 0.14 0.04 0.95 0.47 1.52 1.38 1.05 4.33 0.12 0.01 0.17 0.14
Potassium mgA 0.0 0.0 0.0 1.9 0.0 0.0 1.7 0.0 8.0 3.4 3.7 5.2 0.0 3.0 1.9
Sodium mgA 166 165 113 49 97 69 25 63 62 68 79 75 166 48 49
Sulfate mg/1 21 35 228 294 303 272 404 212 280 381 282 490 21 245 294
Aluminum mgA 0.80 <0.20 <0.05 0.50 0.40 <0.05 <0.10 0.11 0.23 0.48 <0.10 0.55 0.80 0.38 0.50
Iron mgA 3.81 3.83 2.31 1.10 6.83 1.46 0.24 10.50 2.02 2.52 1.63 1.SB 3.81 4.18 1.10
Manganese mgA 0.04 0.04 0.10 0.03 0.12 0.07 <0.01 0.05 0.02 0.15 0.10 0.09 0.04 0.07 0.03
Zinc mgA 0.02 0.01 0.01 0.03 0.01 0.02 0.03 0.02 0.02 0.01 0.04 0.05 0.02 0.02 0.03
Arsenic megll <0.002 <0.002 <0.001 0.00 0.000 0.000 0.00 0.000 0.000 0.000 0.000 0.000 0.00 0.000 0.000
Cadmium megA <0.005 <0.005 <0.005 0.00 0.000 0.000 0.00 0.000 0.000 0.000 0.000 0.000 0.00 0.000 0.000
Lead mgA <0.02 <0.02 <0.02 0.08 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
Mercury mgA <0.0005 <O.OWr c0.0002 <0.0002 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 00000 0.0000
Selenium mgA <0.002 <0.002 <0.002 c0.002 0.000 0.000 0000 0.000 0.000 0.000 0.000 0.000 0000 0.000 0.000
Cation megA 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 8.05 9.38 9.36
Anion megll 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 7.89 9.51 9.43
SAR standard 7.95 8.20 2.79 2.16 2.07 1.51 1.13 1.47 1.35 0.44 1.78 1.35 0.55 1.12 1.13