REP15293

• Permit No: C1981019
• IBM Index Class Name: Report
• Doc Date: 3/10/2000
• Doc Name: 1999 ARR & AHR Exhibit 1 CREEKS SURFACE WATER INFORMATION
• Permit Index Doc Type: ANNUAL RECLAMATION REPORT
• Media Type: D
• Archive: No

COLOWYO MINE
Sample Field Field Field Lab Lab 'fD5 Phosph. Bicarb NHl N07.N02
Date pH temp Conduct pH Conduct (180) 'CSS as P as CaC03 504 as N as N A.9 Ca Fe Pb Mg Mn Hg Se Na Zn
S.U. deg C umho/cm S.U. umho/cm mg/1 mg/1 mg/1 mg/1 mg/1 mg/1 mg/L mg/1 mg/1 mg/1 mg/1 m /1
g m /1
g m /1
g m /1
g
mg/1
mg/1
02/25/97 N N N N N N N N N N N N N N N N N N N N N N
03/19/9] N N N N N N N N N N N N N N N N N N N N N N
04/21/9] 8.]0 ].2 1607 8.40 1790 N B 0.023 3]4 .00 640 .00 N 0.07 B 102 .00 0.170 B 154. 000 0.014 B 0.004 152 .00 0.020
05/19/97 8.50 19.9 811 8.50 1050 N 254.0 B 284 .00 250 .00 N 0.74 0.002 80 .00 4.110 B ]1. ]00 0.111 B 0.004 44 .80 0.030
Ofi /26/9] 8.30 19.3 1330 8.20 13]0 N 16.0 B 355 .00 420 .00 N 0.50 0.001 83 .10 0.410 B 112. 000 0.01] B 0.009 ]9. 10 0.020
07/09/9] 8.60 18.8 1353 8.50 1360 N B.0 B 320 .00 450 .00 N 0.05 B 84 .00 0.400 0 117. 000 8 0 0.004 94 .50 0.050
OB/12 /97 8.39 15.8 1392 8.40 1810 1180 16.0 B 328 .00 420 .00 B 0.42 0.001 93 .90 0.260 B 121. 000 0.009 B 0.004 99 .20 0.030
09/11/97 8.40 15.7 1370 8.40 1]40 1210 B B 332 .00 550 .00 0.05 0.17 0.001 80 .60 0.1]0 B 174. 000 0.006 B 0.003 117 .00 0.020
10/30/9] 7.70 2.2 1925 8.30 1930 N 6.0 N N N N N N N N N N N N N N N
11/18/97 8.50 4.0 1930 8.10 1890 1390 6.0 B 467 .00 560 .00 B 1.67 B 119 .00 0.090 B 142. 000 0.016 B 0.009 124 .00 0.040
12/08/9] 8.50 3.0 1320 8.30 1910 N B N N N N N N N N N N N N N N N
01/06/98 8.30 0.2 1990 8.20 1930 1410 70.0 0.006 951 .00 590 .00 0.06 1.59 0.001 113 .00 1.530 B 139. 000 0.092 B 0.004 118. 00 0.020
02/19/98 8.30 N 2140 8.20 2110 N 46.0 N N N N N N N N N N N N N N N
03/06/98 7.60 N 3580 7.50 35]0 N 14.0 N N N N N N N N N N N N N N N
09{09198 8.10 N 1790 8.20 1]60 N 6].0 N N N N N N N N N N N N N N N
09/27/98 8.50 N 2090 8.40 13]0 900 168.0 B 369 .00 733 .00 B 1.92 B 116 .00 9.7]0 B 89. 600 0.100 B 0.00] 61. 90 B
O6/11/9B 8.50 9.9 1429 8.30 1320 N 22.0 N N N N N N N N N N N N N N N
0]/06/98 8.90 22.0 1629 8.70 1560 N 73.0 N N N N N N N N N N N N N N N
OB/OJ/9B 8.60 15.0 1692 8.20 1550 1200 40.0 B 383 .00 493 .00 B 1.57 B 72 .90 0.660 B 111. 000 B B B 96. 00 B
09/10/98 8.60 14.7 1843 8.30 1590 N B N N N N N N N N N N N N N N N
10/08/98 8.60 12.0 1954 8.30 1650 1350 B B 321 .00 53] .00 B 1.65 B 80 .20 0.120 B 122. 000 B B B 123'. 00 B
11/05/90 8.30 B.9 2015 7.80 1810 N fi.0 N N N N N N N N N N N N N N N
02/22/99 8.70 5.5 2027 8.10 1860 N 22.0 N N N N N N N N N N N N N N N
03/03/99 8.60 7.1 1846 8.10 1870 N 16.0 N N N N N N N N N N N N N N N
09/06/99 8.96 N 2107 8.00 1860 N 6.0 N N N N N N N N N N N N N N N
05/17/99 8.48 ].] 101] 8.20 1380 980 86.0 B 351 .00 362 .00 B 1.53 B 72 .40 1.900 B 9fi . 500 0.060 B B 81. 90 0.010
06/10/99 8.59 9.5 140fi 8.00 1270 N 76.0 N N N N N N N N N N N N N N N
0]/06/99 8.40 1].1 1980 8.10 14]0 1090 38.0 B 314 .00 400 .00 B 0.76 B 63 .20 0.510 B 102. 000 B B B 82. 60 B
Note: N -> No measurement, B .> Be lov detection limiC