Colovyo Mine
<br />Station: NGSW
<br />
<br />Sample Field Field Field Lab Leb TDS Phosph. Bicarb NH3 N03+N02 N03 N02
<br />Date pH Temp Conduct pH Conduct (180) as P es CeCD3 504 es N es N as N as N
<br /> S. U, deg C umho/cm S,U. umho/cm mg/l mgJl mq/l mg(l mgJl agJl mg/l m9/l
<br />09/05/89 7.50 N 1822 7.2 1850 1536 N 392 739 0.38 N 0.02 N
<br />10/05/89 7.70 N 1831 7.8 1710 1460 0.070 436 706 0,42 N O,OZ N
<br />12/28/89 N N N 7.5 1800 1606 0.020 460 829 0,41 N 0.02 N
<br />03!27!90 N N N 7.7 1650 1824 0.020 402 926 0.05 N 0.07 N
<br />05/30/90 7.20 8.0 2170 7.7 2190 1876 0.090 467 443 0,31 N 0.15 N
<br />07!19190 7.90 11.0 2180 T,6 2120 1828 0,060 455 955 0,11 N 0,40 N
<br />11/19/90 N 12,0 N 8.0 2520 1840 0,020 463 997 0.23 N 0.59 N
<br />03/28/91 N 12,0 N 8.0 2160 1400 0,100 430 807 0,33 N 0.01 N
<br />05!17!91 N 15.0 N 7,9 1930 1584 0,010 370 836 0,05 N 0.28 N
<br />OBJ 19/91 N 10.0 N 8.5 17)0 1360 0,030 396 1185 0.42 N 0,05 N
<br />10/17/91 N 13.0 N 7.8 2700 1780 0.100 528 867 0.39 N 0.02 N
<br />02/12/92 N 7,0 N 7.8 2440 1792 0,042 524 926 0.27 N 0,06 N
<br />08/14/92 N 11.0 N 8.3 1970 1818 0.077 474 971 0,23 N 0.15 N
<br />08/19/92 N 13.0 N 7.4 1930 1666 0.061 505 838 0.17 N 0.04 N
<br />11/24/92 N 5.0 N 7.9 1890 1582 0.047 482 829 0.51 N 0.08 N
<br />03!73193 N 8.0 N 7.7 1560 1072 0.010 396 663 0.18 N 0. T3 N
<br />06/01/93 7.80 8.0 1600 7.7 1560 1248 0.050 342 634 0.25 N 0.02 N
<br />08/23193 7.40 8.0 1850 7.6 1870 1312 0.018 430 689 0.13 N 0.07 M
<br />11/30/93 8.00 4.0 1830 8.3 1870 1348 0.005 392 696 0.11 N 0.06 N
<br />03/21/94 7.50 T.0 2020 7.7 2040 1542 0.057 518 774 0.26 N 0.08 N
<br />06/01/94 7.70 9.0 1850 7.6 1833 1402 0.045 12 708 0.10 N 0.05 N
<br />08/23/94 7.20 9.0 1850 7.6 1830 1470 0.037 428 731 0.28 N 0.02 N
<br />11/18/94 8.00 4.0 1940 7.6 1900 1490 0.074 460 770 0.20 N 0.04 N
<br />03/15/95 7,60 7.0 2050 7.4 2030 1620 0.028 485 820 0.13 N 0.18 N
<br />05/23/95 7.40 7.0 2000 7,3 2050 1620 0.045 457 810 0.21 N 0.06 N
<br />09(13195 7.50 11.0 2010 7.4 2000 1580 0.005 515 799 N N N N
<br />12)08195 7,50 12.0 2060 7,6 2060 1690 0.044 SOb 790 0.20 N 0.05 N
<br />02/20/96 7.80 13.0 1980 7,4 1920 1650 0.055 507 790 0.05 0.15 0.15 0.01
<br />04/15(96 7,70 12.0 1994 7.5 2130 1710 0.008 530 750 0.16 0.19 0.19 0.01
<br />07/01/96 7,90 13.0 2000 7.3 2061 1540 0.005 516 720 0.11 0.14 0.14 0.01
<br />09/26/96 7.60 8.1 1989 7,4 2027 1610 0.024 529 770 0.24 0.13 N N
<br />11/19/96 7,40 8.1 1673 7.8 1894 1660 0.300 557 770 0.54 0.03 0.03 0.01
<br />As Ce Fe
<br />mg/l mg/l mg/l
<br />0.002 145.0 1.090
<br />0.001 129.0 0.740
<br />0.001 208.0 1.500
<br />0.003 223.0 0.350
<br />0.002 196.0 1.870
<br />0.003 198.0 1.400
<br />0.001 192.0 0.020
<br />0.002 143.0 2.100
<br />0.001 150.0 0.170
<br />0.001 175.0 0.460
<br />0.002 195.0 0,800
<br />0.001 192.0 0.530
<br />0.003 184.0 2,110
<br />0.005 147.0 1.230
<br />0.005 163.0 0,580
<br />0.001 125.0 0,040
<br />0.001 121.0 0,260
<br />0.003 140.0 0,570
<br />0.002 150.0 0.370
<br />0.001 165,0 0.310
<br />0.001 148.0 0.500
<br />0.003 172,0 0,410
<br />0.001 150.0 0.310
<br />0.001 168.0 0.420
<br />D.ooz 17z.o o.soD
<br />0.001 178,0 0.750
<br />0.002 169.0 0.720
<br />0.001 171.0 0.060
<br />0.001 174.0 0,030
<br />0,002 177.0 N
<br />0,001 173.0 0.200
<br />0.002 181.0 0.340
<br />Pb Mg
<br />mg/l mgll
<br />0.02 212.0
<br />0.03 117.0
<br />0.02 199.0
<br />0.02 230.0
<br />0.02 176.0
<br />0.03 172.0
<br />0.02 179.0
<br />0.04 140.0
<br />O.Ob 147.0
<br />0.02 166.0
<br />N 188.0
<br />0.02 191.0
<br />0.02 186.0
<br />0.02 137.0
<br />0.02 162.0
<br />0.02 129.0
<br />0.02 124.0
<br />0.02 142.0
<br />0.02 152.0
<br />0.02 165.0
<br />0.02 149.0
<br />0.02 161.0
<br />0.02 150.0
<br />0.02 169.0
<br />0.02 174.0
<br />0.02 179.0
<br />0,02 175.0
<br />0.02 170.0
<br />0,02 171..0
<br />o.oz 1n.o
<br />0.04 171.0
<br />0.02 178.0
<br />Mn
<br />mg/L
<br />0.250
<br />0.240
<br />0.390
<br />0.070
<br />0.430
<br />0.280
<br />0.010
<br />0.500
<br />0.030
<br />0.470
<br />o.7zD
<br />0.550
<br />0.560
<br />0.770
<br />0.350
<br />0.600
<br />0.530
<br />0.490
<br />0.750
<br />0.610
<br />0.790
<br />0.820
<br />0.810
<br />0.429
<br />1.300
<br />0.868
<br />0.595
<br />0.129
<br />0.265
<br />D.7z7
<br />0.830
<br />0.851
<br />Hg Se Na Zn
<br />mg/l ag/l mglt mg/(
<br />0.0001 0.002 62.0 0.160
<br />0.0001 0.003 62.0 0.090
<br />0.0001 0.001 76.0 0.040
<br />0.0001 0.002 93.0 0.040
<br />0.0001 0.001 75.0 0.060
<br />0.0001 0.001 69.0 0.030
<br />0.0001 0.001 73.0 0.010
<br />0.0002 0.001 83.0 0.010
<br />0.0001 0.001 83.0 0.020
<br />0.0001 0.001 89.0 0.150
<br />0.0001 0.001 99.0 0.030
<br />0.0001 0.001 - 98.0 0.010
<br />0.0001 0.001 42.0 0.010
<br />0.0002 0.001 71.0 0.100
<br />0.0001 0.010 86.0 0.010
<br />O.OD01 0.006 61.0 0.010
<br />0.0002 0.001 57.0 0.040
<br />0.0002 0.005 68.0 0.010
<br />0.0002 0,001 75.0 0.010
<br />0.0002 0.001 79.0 0.010
<br />0.0002 0.001 79,0 0.010
<br />0.0002 0.001 86.0 0.010
<br />0.0002 0.001 79,0 0.010
<br />0.0002 0,001 83.7 0.010
<br />0.0002 0.001 88.4 0.020
<br />O.000Z 0.001 88.8 0.020
<br />0.0002 0.001 89.7 0.020
<br />0.0002 0.001 84.4 0.020
<br />0.0002 0,001 86.7 0.020
<br />0.0002 0,001 89.6 0.010
<br />0.0002 0,001 92.9 0.020
<br />0.0002 0.001 90.7 0.010
<br />Note: N => No measurement
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