1988-04-11_PERMIT FILE - C1981008A ‎(12)‎

• Permit No: C1981008A
• IBM Index Class Name: PERMIT FILE
• Doc Date: 4/11/1988
• Doc Name: Ground Water Quality Analysis Including Aquifer Statistics for Nucla & Proposed Nucla East Mining
• Section_Exhibit Name: Tab 7 Appendix 7-4
• Media Type: D
• Archive: Yes

NUCLA MINE GROUND WATER QUALITY REPORT (CONTINUATION)
SAMPLE POINT GW-N3(WA0003)
LOCATION 47N16W36BBD
GEOLOGIC UNIT UNDERBURDEN
DATE OF COLLECTION 06/23/83 10/27/83 05/29/84 10/18/84 05/30/85 10/17/85 05/22/86
FIELD PARAMETERS
CONDUCTIVITY (UMHOS/CM) 2210.00 1910.00 2780.00 2660.00 2810.00 2790.00
PH (UNITS) 6.40 6.70 6.10 6.50 6.40 6.60 6.42
WATER TEMPERATURE (DEG C) 19.50 18.00 20.00 17.60 19.50 18.00 18.80
DEPTH TO WATER ( FT) 44.03 47.43 48.21 46.77 47.69 46.94 47.78
LABORATORY PARAMETERS
ALKALINITY, DISS. (MG/L OF CAC03) 245.00 279.00 352.00 357.00 402.00 392.00 400.00
ALUMINUM, DISS. (MG/L) < 0.20 0.30 < 0.20 < 0.20 < 0.05 < 0.05 < 0.05
ARSENIC, DISS. (UG/L) < 2.00 < 2.00 2.00 < 2.00 < 1.00 1.00 1.00
BARIUM, DISS. (UG/L)
BICARBONATE, DISS. (MG/L) 299.00 340.00 429.00 43600 490.00 478.00 488.00
BORON, DISS. (UG/L) 270.00 250.00 370.00 359..00 41).00 370.00 340.00
CADMIUM, DISS. (UG/L) 7.00 < 5.00 < 5.00 < 5.00 < 5.00 < 5.00 < 5.00
CALCIUM, DISS. (MG/L) 449.00 378.00 570.00 520.00 638.00 585.00 595.00
CARBONATE, DISS. (MG/L) 0.00 0.00 0.00 0.00 0.00 0.00 0.00
CHLORIDE, DISS. (MG/L) 13.00 20.00 31.00 29.00 30.00 29.00 31.00
CHROMIUM, DISS. (UG/L)
CONDUCTIVITY @ 25 DEG C (UMHOS/CM) 2300.00 2200.00 3160.00 3100:00 3500.00 3210.00 3180.00
COPPER, DISS. (UG/L) < 20.00 20.00 < 20.00 20.00 < 20.00 < 20.00 10.00
FLUORIDE, DISS. (MG/L) 0.28 0.38 0.38 0.40 0.59 0.49 0.38
v HARDNESS AS CAC03 (MG/L) 1690.00 1520.00 2120.00 2130.00 2280.00 2307.00 2312.00
IRON, DISS. (MG/L) 0.73 1.06 1.97 1.72 2.02 2.46 2.81
i LEAD, DISS. (UG/L) 100.00 100.00 < 20.00 < 20.00 20.00 < 20.00 40.00
MAGNESIUM, DISS. (MG/L) 137.00 140.00 170.00 201.00 165.00 206.00 201 .00
MANGANESE, DISS. (MG/L) 0.94 1.01 1.32 1.44 1.47 1 .74 1.73
MERCURY, DISS. (UG/L) < 1.00 < 1.00 < 0.50 < 0.50 < 0.50 < 0.20 < 0.20
MOLYBDENUM, DISS. (UG/L) < 200.00 < 200.00 < 200.00 < 200.00 < 50.00 < 50.00 < 50.00
NICKEL, DISS. (UG/L)
NITROGEN, AMMONIA, DISS. (MG/L) 0.28 0.15 0.24 0.36 0.60 059 0.62
NITROGEN, NITRATE, DISS. (MG/L) 0.10 0.02 < 0.02 < 0.02 < 0.02 0..05 < 0.02
NITROGEN, NITRITE, DISS. (MG/L)
PH @ 25 DEG C 6.60 6.70 6.60 6.40 7.30 6.60 7.50
PHOSPHATE AS PO4, DISS. (MG/L) < 0.10 < 0.30 < 0.10 0.20 < 0.10 < 0.10 < 0.10
POTASSIUM, DISS. (MG/L) 6.70 5.60 7.10 8.20 11.00 10.00 10.00
SELENIUM, DISS. (UG/L) < 2.00 < 2.00 < 2.00 < 2.00 < 2.00 < 2.00 < 1 .00
SILVER, DISS. (UG/L)
SODIUM, DISS. (MG/L) 37.00 35.00 62.00 60.00 78.00 71.00 78.00
SAR 0.40 0.40 0.59 0.57 0.72 0.65 0.71
SULFATE, DISS. (MG/L) 1440.00 1250.00 1930.00 1960.00 1990.00 1945.00 1972.00
SULFIDE, TOTAL (MG/L)
SUSPENDED SOLIDS (MG/L) 7000 24200 80.00 180.00 62.00 48.00 40.00
m ZINC, DISS. (MG/L) 0..05 0..05 0.05 0.06 0.06 0.05 0.06
CATION/ANION BALANCE (%) 0.00 0.50 3.30 4.00 1 .52 0.03 0.36
W DISS. DISSOLVED SOLIDS @ 180 DEG (MG/L) 2330.00 2050.00 3080.00 3180.00 3250.00 3132.00 3158.00
a DISS. DISSOLVED SOLIDS, CALCULATED (MG/L) 2240.00 2000.00 2950.00 3010.00 3170.00 3104.00 3127.00
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C INDICATES NO DATA
W
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