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<br />YOAST MINE NATER QUALITY REPORT
<br />SAMPLE POINT HD0817
<br />LOCATION 5N87H19CCB
<br />GEOLOGIC UNIT 17 ,
<br />DATE OF COLLECTION 06 /13/91 08/29/91 11/07/91 02/03/92 06/30/92 09 /14/92
<br />FIELD PARAMETERS
<br />CONDUCTIVITY lUMH05/CMl 590.00 1360.OD 1430. 00 1590.00 740.D0 930.00
<br />PH (UNITS) 7.90 7,40 7. 40 7.20 7.20 7.30
<br />HATER TEMPERATURE (DEG C) 10.00 12,20 9. 40 8.30 13.90 13.90
<br />DEPTH TO HATER lFT) 11.83 12,89 13. 13 13.12 12.35 13.20
<br />LABORATORY PARAMETERS
<br />ALKALINITY, DISS. IMG/L OF CAC03) 192.00 362.00 384. 00 186.00 216.00 205.00
<br />ALUMINUM, DISS. IMG/L1 < 0.05 < 0.05 < 0. 05 < 0.05 < 0.05 < 0.05
<br />ARSENIC, DISS. (UG/L1 < 1.00 1.00 1. 00 < 1.00 < 1.00 < 1.00
<br />BARIUM, DISS. (UG/L) 50.00 100,00 120. 00 120.00 50.00 70.00
<br />BICARBONATE, DISS. lMG/L) 234.00 432.00 468. 00 442.00 259.00 348.00
<br />BORON, DISS. IUG/L) 100.00 180.00 200. 00 160.00 100.00 150.00
<br />CADMIUM, DISS. (UG/L] < 5.00 < 5.00 < 5. 00 < 5.00 < 5.00 < 5.00
<br />CALCIUM, DISS. fMC/l) 53.00 136,00 143. 00 151.00 58.00 92.00
<br />CARBONATE, DI55, (MG/L) 0.00 5.00 0. 00 14.00 2.00 0.00
<br />CHLORIDE, DISS. (MG/L) 6.00 7.00 8. 00 7.00 1.OD 2.00
<br />CHROMIUM, DISS. IUG/L1 < 10.00 < 10.00 < 10. 00 < 10.00 < 10.00 < 10.00
<br />CONDUCTIVITY a 25 DEG C (UMHOS/CM) 625.00 1330.00 1420. 00 1540.00 588.00 927.00
<br />COPPER, DISS. IUG/L) < 10.00 < 10.00 < 10. 00 < 10.D0 < 10.00 < 10.00
<br />FLUORIDE, DISS. (MG/L) 0.50 0.30 0. 40 0.50 0.30 0.50
<br />HARDNESS AS CAC03 lMG/L) 297.00 766.00 800. 00 870.00 338.00 525.00
<br />IRON, DISS. (MG/L) < 0.02 1.19 0. 86 0.39 < 0.02 0.54
<br />LEAD, DISS. fUG/L) < 20.00 < 20.00 30. 00 < 20.00 < 20.00 20.00
<br />MAGNESIUM, DISS. (MG/L) 40.00 104.00 108. 00 119.00 47.00 72.00
<br />o MANGANESE, DISS. (MG/L) 0.18 0.76 0. 71 0.58 < 0.01 0.44
<br />~ MERCURY, DISS. (UG/L) < 0.10 < 0.10 < 0. 10 < 0.10 < 0.10 < 0.10
<br />~ MOLYBDENUM, DI55. fUG/L) 3.00 < 1.00 < 1. 00 < 1.00 < 1.00 1.00
<br />NICKEL, DISS. fUG/L) < 20.00 < 20,00 < 20. 00 < 20.00 < 20.OD < 20.00
<br />NITROGEN, AMMONIA, DISS. IMG/L) 0.31 0,23 0. 14 0.07 < 0.05 0.15
<br />NITROGEN, NITRATE, DISS. lMG/L) 0.23 0,18 0. 25 0.17 < 0.02 < 0,02
<br />NI7RDGEH, NITRITE, DISS. lMG/L) < 0.01 < 0.01 < 0. 01 < 0.01 0.02 < 0,01
<br />PH a 25 OEC C 8.20 8.4D 7. 50 8.50 8.30 J.3D
<br />PHOSPHATE AS P04, DISS. IMG/L) 0.10 < 0.10 < 0. 10 < 0.10 0.10 < 0.10
<br />POTASSIUM, DISS. IMG/L) 3.00 2.00 2. 00 2.00 1.00 1.00
<br />SELENIUM, DISS. (UG/L1 < 1.00 1.00 < 1. 00 < 1.00 < 1.00 < 1.00
<br />SILVER, DISS. IUG/L1 < 10.00 < 10.00 < 10. 00 < 10.00 < 10.00 < 10,00
<br />SODIUM, DI55. IMG/Ll 25.00 38.00 18. 00 43.00 25.00 32.00
<br />SAR 0.64 0.60 0. 59 0.64 0.60 0.61
<br />SULFATE, DISS. (MG/L) 146.00 420.00 500. 00 539.00 177.00 284.00
<br />SULFIDE, TOTAL (MG/L) 0.03 < 0. 01 0.03 0.05 0.02
<br />SUSPENDED SOLIDS lMG/L) 13008 1240.00 997. 00 146.00 20.00 526.00
<br />ZINC, DI55. (MG/L) 0.01 < 0.01 < 0. 01 0.01 0.01 < 0.01
<br />CATION/ANION BALANCE f'/.) 0.28 1.88 - 1. 85 0.29 - 1.19 0.93
<br />DISS. DISSOLVED SOLIDS a 180 DEG (MG/L) 452.00 1020.00 1032. 00 1146.00 428.00 640.00
<br />DISS. DISSOLVED SOLIDS, CALCULATED IMG/Ll
<br />_________________________________________ 385.00 933.00 1027. 00 1102.00 439.00 653.00
<br />. INDICATES NO DATA
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