REP19956

• Permit No: C1981019
• IBM Index Class Name: Report
• Doc Date: 3/2/1999
• Doc Name: 1998 ARR & AHR Exhibit 4 ALLUVIAL WELLS GROUND WATER INFORMATION
• Permit Index Doc Type: ANNUAL RECLAMATION REPORT
• Media Type: D
• Archive: No

CO LOWYO MINE
Sample Fie Ld Field Field
Dace pH Temp Conduce
S.U. deg C umho/cm
03/27/90 N N N
05/30/90 7.19 15.0 1156
07/19/90 7.96 12.0 1781
11/19/90 N 15.0 N
03/28/91 N 10.0 N
05/17/91 N 14.0 N
08/19/91 N 12.0 N
1Oj17/91 N 13.0 N
02/12/92 N 6.0 N
05/14/92 N 10.0 N
08/19/92 N 12.0 N
11/24/92 N 4.0 N
03/1]/93 N 10.0 N
06/01/93 8.70 11.0 1157
08/27/93 7.70 9.0 1950
11/30/93 8.30 6.0 1940
03/21/94 7.50 B.0 1900
06/01/99 7.50 9.0 1960
08/23/94 ].70 B.0 1930
11/18/94 7,90 S.0 1890
03/15/95 7.50 8.0 1900
05/23/95 7.40 8.0 2030
09/1]/95 7.50 10.0 1860
12/05/95 ].50 11.0 1860
02!20196 8.24 H.0 1865
04/16/96 7.93 11.0 1775
07/01/96 7.80 18.0 186q
09/29/96 7.40 9.5 1568
11/25/96 7.90 B.9 2200
12)22)96 7.60 9.1 1729
01/26/97 7.60 9.1 1387
02/26/97 7.60 9.6 1900
07/19/97 7.70 9.6 1362
04/22/97 1.80 9.0 1404
05/20/97 ].70 9.1 1397
06/28/97 7.60 11.1 1750
07/09/97 7.60 10.8 1739
Lab Lab TDS
pH Conduct R80)
S.U. umho/cm mg/1
8.00 1310 1192
8.10 1820 1210
8.00 1160 1256
8.20 1890 1198
8.00 2010 1336
1.90 1820 1434
8.60 1940 12fi8
8.00 2220 1128
7.90 1840 1056
8.30 1510 1124
1.90 1620 1126
8.10 1660 1138
1.10 1650 962
8.30 1100 1192
7.80 19T0 1118
8.50 1910 1184
1.80 1920 1288
1.70 1941 1270
1.60 1890 1298
7.70 1810 7100
1.10 1990 1700
7.70 2060 1630
1.60 1840 1220
1.90 1950 1720
1.60 1190 1310
1.80 1960 1770
1.60 1914 1300
7.60 1957 1720
8.00 1697 1320
N N N
N N N
1.90 1908 1250
N N N
N N N
1.80 1810 1170
N N N
N N N
Phosph. Bicart
as P as CaC03
mg/1 mg/1
0.367 456.00
0.429 449.00
0.310 493.00
0.727 462.00
0.020 52fi.DO
0.050 492.00
0.035 392.00
0.060 462.00
0.034 950.00
0.026 436.00
0.026 445.00
0.039 438.00
0.020 576.00
0.030 416.00
-0.005 452.00
-0.005 380.00
o.oz2 4ee.oo
0.017 460.00
0.020 950.00
0.029 440.00
0.027 954.00
0.056 467.00
0.019 861.00
0.024 455.00
0.093 448.00
0.023 477.00
-0.005 467.00
0. 9fi0 468.00
0.032 477.00
N N
N N
0.025 490.00
N N
N N
0.012 756.00
N N
N N
NH3 NOJ .N02 NOJ N02
504 a s N as N as N as N As Ca Fe Pb Mg Mn Hg Se Na Zn
mg/1 mg/1 mg/1 mg/1 mg/L mg/1 mg/1 mg/1 mg/1 m9/1 mg/1 m9/1 mg/1 mg/1 mg/1
407 .00 0 .05 -0.02 -0.02 -0 .01 -0 .005 101. 00 2 .600 -0 .100 131 .000 0 .050 0. 00010 0.001 200 .00 0 .150
410 .00 0 .20 0.15 0.16 -0. 01 0 .004 84. 00 7. 100 0 .080 104 .000 0 .190 -0. 00010 0.002 149 .00 0 .190
412 .00 0 .06 O. BS O.B$ -0 .01 0 .004 95 .00 5 .700 0 .090 103 .000 0 .100 -0. 00010 0.003 141 .00 0 .250
418 .00 0 .16 0.88 0.87 -0. 01 0. 007 127. 00 29. 000 0 .120 112 .000 0 .390 -0. 00010 0.001 LJ8 .00 0 .210
412 .00 0 .25 1.81 1.82 -0 .01 -0 .001 84 .00 0 .690 0 .030 101 .000 0 .010 -0. 00010 0.003 149 .00 -0 .010
646 .00 0 .05 0.05 0.06 -0 .07 0 .001 122. 00 7 ,300 -0 .020 139 .000 0 .620 -0. 00010 -0.001 102 .00 -0 .010
379 .00 -0 .05 0.89 0.89 -0. 02 -0. 001 86. 00 0. 240 -0 .020 101 .000 -0 .010 -0. 00010 0.002 145 .00 0 .020
414 .00 -0 .05 O.B1 N N -0 .001 90 .00 2 .670 0 .030 107 .000 0 .040 -0. 00010 O.OOI 150 .00 0 .030
370 .00 0 .08 1.02 1.02 -0. 01 -0. 001 90. 00 -0. 020 0 .020 111 .000 -0 .010 0. 00090 0.002 155 .00 -0. 010
416 .00 -0 .05 1.04 1.04 D .O1 -0 .001 88 .00 -0 .020 -0 .020 109 .000 -0 .010 -0. 00010 0.004 198 .00 -0 .010
910 .00 0 .06 1.09 1.09 -0 .01 -0 .001 77. 00 0 .020 -0 .020 90 .000 -0 .010 -0. 00010 0.002 11] .00 -0 .040
395 .00 0 .20 1.12 1.12 -0. 01 0. 001 87. 00 -0. 020 -0 .020 108 .000 -0 .010 -0. 00010 0.003 197 .00 -0 .010
430 .00 0 .19 1.22 1.22 -0 .01 -0 .002 89 .00 -0 .020 -0 .020 111 .000 -0 .010 -0. 00010 0.004 147 .00 0 .050
492 .00 0 .17 1.16 1.16 -0. 01 -0 .001 86. 00 -0. 020 -0 .020 708 .000 -0 .010 -0. 01000 0.005 131 .00 0. 060
973 .00 O .OB 1.23 1.29 -0. 01 0 .002 97 .00 -0 .020 -0 .020 115 .000 -0 .010 -0. 00020 0.005 147 .00 -0 .010
469 .00 -0 .05 1.76 1.17 -0 .01 0. 001 12. 00 0 .090 -0 .020 15 .000 -0 .010 -0. 00020 0.005 19 .00 -0. 010
969 .00 O .OB 1.22 1.22 -0. 01 -0. 001 99. 00 -0 .020 -0 .020 122 .000 -0 .010 0. 00020 0.005 153 .00 -0 .010
500 .00 -0 .05 1.12 1.12 -0. 01 0. 002 104. 00 0 .080 -0 .020 1]1 .000 -0 .010 -0. 00020 0.006 163 .00 -0. 010
990 .00 0 .08 1.16 1.16 -0. 01 0. 002 101. 00 0. 090 -0 .020 133 .000 -0. 010 -0. 00020 0.007 1fi 4 .00 -0. 010
490 .00 0 .06 1.10 1 10 -0. 01 0 .001 91. 00 -0 .010 -0 .020 110 .000 -0 .005 -0. 00020 0.006 150 .00 -0 .010
500 .00 0 .09 1.12 1.12 -0. 01 -0. 001 101. 00 -0. 010 -0 .020 127 .000 -0. 005 -0. 00020 0.005 154. 00 -0. 010
780 .00 0 .25 0.10 0.06 0. 03 0. 001 170 .00 0 .690 -0 .020 172 .000 1 .040 -0. 00020 0.001 Bfi .60 0 .020
9]9 .00 0 .01 1.0] 1.07 -0. 01 -0. 001 104. 00 0 .010 -0 .020 129 .000 -0 .005 -0. 00020 0.007 1fi 1 .00 0. 030
990 .00 -0 .05 0.01 1.08 -0. 01 -0. 001 97. 80 0. 019 -0 .020 124 .000 -0. 005 -0. 00020 O.OOB 159. 00 0. 030
500 .00 -0 .05 1.04 1.09 -0 .01 -0. 001 99. 70 -0 .030 0 .020 123 .000 0 .005 0. 00020 0.007 153. 00 0. 020
460 .00 0 .10 0.69 0.69 -0. 01 -0. 001 98. 60 -0. 010 -0 .020 128 .000 -0. 005 -0. 00020 0.004 179. 00 -0. 010
470 .00 -0 .05 0.74 0.79 -0. 01 -0. 001 101. 00 N -0 .020 125 .000 -0 .005 -0. 00020 0.005 1fi 7 .00 -0. 010
500 .00 -0 .05 0.71 0.71 -0. 01 0. 001 101. 00 -0. 020 -0 .040 124 .000 -0. 010 -0. 00020 0.005 164. 00 -0. 020
980 .00 -0 .05 0.75 0.75 -0. 01 -0. 001 105. 00 -0. 010 -0 .020 129 .000 -0. 005 -0. 00020 0.004 163. 00 -0 .010
N N N N N N N N N N N N N N N
N N N N N N N N N N N N N N N
460 .00 -0 .05 0.49 0.49 -0. 01 -0. 001 108. 00 -0. 020 -0 .040 129 .000 0. 005 -0. 00020 0.002 116. 00 0. 010
N N N N N N N N N N N N N N N
N N N N N N N N N N N N N N N
460 .00 -0 .05 0.55 0.55 -0. 01 -0. 001 111. 00 -0. 010 -0 .040 125 .000 0. 009 -0. 00020 0.004 168. 00 -0. 010
N N N N N N N N N N N N N N N
N N N N N N N N N N N N N N N
Noce: N => No measurement, D => OYy