PERMFILE116165

• Permit No: C1981008A
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2001
• Section_Exhibit Name: NH1 TAB 7 APPENDIX 7-4 Groundwater Quality Analysis Including Aquifer Statistics
• Media Type: D
• Archive: Yes

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NUCLA EAS7 MINE
SAMPLE POINT GH-N14(W80014)
LOCATION 47N16W36DAC
GEOLOGIC UNIT DAKOTA COAL
DATE OF COLLECTION
FIELD PARAMETERS
CONDUCTIVITY (UMHOS/CM)
PH (UNITS)
HATER TEMPERATURE (DEG C)
DEPTH TO WATER (FT)
LABORATORY PARAMETERS
GROUND HATER QUALITY REPORT
ALKALINITY, DISS. (MG/L OF CAC03)
ALUMINUM, DISS. (MC/L)
ARSENIC, DISS. (UC/L)
BARIUM, DISS. (UC/L)
BICARBONATE, DISS. (MG/L )
BORON, DISS. (UC/L)
CADMIUM, DISS. (UC/L)
CALCIUM, DISS. (MC/L)
CARBONATE, DISS. (MC/L)
CHLORIDE, DISS. (MC/L)
CHROMIUM, DISS. (UC/L)
CONDUCTIVITY @ 25 DEG C (UMHOS/CM)
COPPER, DISS. (UC/L)
FLUORIDE, DISS. (MC/L)
HARDNESS AS CAC03 (MC/L)
IRON, DISS. (MC/L)
LEAD, DISS. (UG/L)
MAGNESIUM, DISS. (MC/L)
PIANGANESE, DISS. (MG/L)
MERCURY, DISS. (UG/L)
MOLYBDENUI-0, DISS. (UG/L)
NICKEL, DISS. (UC/L)
NITROGEN, AMMONIA, DISS. (MG/L)
NITROGEN, NITRATE, DISS. (MC/L)
NITROGEN, NITRITE, DISS. (MG/L)
PH @ 25 DEG C
PII0S PIIATE AS P04, DISS. (MG/L)
POTASSIUM, DISS. (MG/L)
SELENIUM, DISS. (UG/L)
SILVER, DISS. (UG/L)
SODIUM, DISS. (MG/L)
SAR
SULFATE, DISS. (MC/L)
SULFIDE, TOTAL (MC/L)
SUSPENDED SOLIDS (MC/L)
ZINC, DISS. (MG/L)
CATION/ANION BALANCE (;~)
DISS. DISSOLVED SOLIDS ® 180 DEG (MC/L)
DISS. DISSOLVED SOLIDS, CALCULATED (MC/L)
INDICATES NO DATA
07/15/86 10/14/06 01/28/87 04/29/87 10/29/87
3200.00 3000.00 2900.00 3100.00 2780.00
5.05 6.47 5.80 4.90 4.91
16.50 11.00 9.50 14.00 10.50
60.01 59.31 64.23 64.96 60.32
4.00 50.00 32.00 4.00 4.00
12.00 0.16 0.44 6.31 8.60
< 1.00 < 1.00 < 1.00 0.00 1.00
20.00 10.00
5.00 61.00 39.00 5.00 5.00
80.00 430.00 300.00 490.00 470.00
< 5.00 < 5.00 < 5.00 10.00 < 5.00
518.00 485.00 519.00 455.00 453.00
0.00 0.00 0.00 0.00 0.00
8.00 13.00 11.00 11.00 12.p0
< 10.00 < 10.00 < 10.00
3890.00 3770.00 3870.00 3980.00 3420.00
< 10.00 < 10.00 < 10.00 ~ 10.00 < 10.00
0.48 1.90 1.60 3.60 3.20
3185.00 2885.00 2999.00 2913.00 2600.00
52.30 51.50 51.30 61.00 43.30
70.00 < 20.00 < 20.00 < 20.00 < 20.00
461.00 408.00 415.00 433.00 358.00
5.40 6.50 5.80 3.27 3.91
< 0.20 < 0.20 < 0.20 < 0.20 < 0.20
< 50.00 < 50.00 < 50.00 < SU.00 < 50.00
1zo.oo 1BD.oo
0.86 1.04 0.87 0.94 0.95
<. „ 0.02 < 0.02 0.02 0.06 1.47
, 0.01
4.80 7.60 6.20 4.70 4.70
< 0.10 < 0.10 < 0.10
19.00 18.00 17.00 16.00 21.00
< 1.00 < 1.00 < 1.00 1.00 < 1.00
< 10.00 < 10.00 < 10.00
79.00 84.00 79.00 77.00 129.00
0.62 0.69 0.63 0.63 1.11
3120.00 3112.00 3219.00 3116.00 2718.00
< 0.20
44.00 6180.00 282.00 1080.00 86.00
0.74 0.32 0.32 0.40 0.54
1.39 3.77 3.51 2.94 0.64
4378.00 4290.00 4366.00 4444.00 4180.00
4207.00 4150.00 4262.00 4094.00 3672.00