REP49283

• Permit No: C1981019
• IBM Index Class Name: Report
• Doc Date: 3/12/2001
• Doc Name: 2000 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 TOS Phosph. Bicarb NH3 N03 +N02
Date pH Temp Conduct pH Conduct (180) TSS as P as CaC03 504 as N as N As
S.U. deg C umho/cm S.U. umho/cm mg/1 mg/1 mg/1 mg/1 mg/1 mg/1 mg/1 mg/1
06/18/86 8.10 18 .0 1900 N N N N N N N N N N
07/07/86 8.40 19 .0 1380 N N N N N N N N N N
07/29/86 8.40 18 .0 1475 8.10 1970 N 12.0 N N N N N N
OB/09 /86 8.70 18 .0 1550 8.20 1510 1262 8.0 O.OfiO 278. 00 638. 00 -0.02 2.11 -0.001
09/10/86 8.00 10 .0 1400 N N N N N N N N N N
09/25/86 8.00 8 .0 1600 8.10 1620 N 82.0 N N N N N N
10/13/86 N 8 .0 N 8.30 1750 1388 26.0 -0.020 340. 00 650. 00 -0.02 2.89 -0.001
11/25/86 N 1 .0 N 7.70 1830 N 60.0 N N N N N N
02/12/87 N 0 .0 N 8.10 1230 912 266.0 0.280 264 .00 364. 00 0.17 3.50 0.002
03/25/87 N 0 .0 N 7.60 2000 N 230.0 N N N N N N
05/01/87 N 14 .0 N 7.80 1240 N 952.0 N N N N N N
06 /04 /B7 N 11 .0 N N N N N N N N N N N
06/10/87 N N N 7.90 1910 982 86.0 0.040 275 .00 465. 00 -0.02 2.60 -0.001
06/18/87 8.20 25 .0 1480 N N N N N N N N N N
12/21/87 N 0 .0 N 7.90 1990 N 6.0 N N N N N N
03/Ol/BB N N N 8.10 1290 1040 20589.0 10.300 320. 00 407. 00 0.22 3.13 0.028
03 /31/BB N N N 7.90 1650 1976 2230,0 185.000 406. 00 667. 00 0.15 4.55 0.003
04 /20/BB N N N 7.90 1970 N 162.0 N N N N N N
OS/31/BB N N N 8.20 1370 1112 272.0 0.140 247. 00 515. 00 0.03 N 0.001
06/27/88 N N N 8.20 1660 1274 24.0 0.020 265. 00 650. 00 0.04 N 0.001
07/29/88 N N N 8.10 1870 N 100.0 N N N N N N
08/16/88 8.50 19 .0 1580 7.80 1080 N 438.0 N N N N N N
09/19/88 8.20 15 .0 1280 7.80 1770 N 6.0 N N N N N N
10/12/88 8.00 14 .0 2010 8.10 1990 1809 62.0 0.040 320 .00 lOfi6. 00 0.12 N 0.001
11/30/BB N N N 7.50 1880 N 2.0 N N N N N N
02/22/89 N N N 7.00 447 318 28.0 0.323 83 .00 fi6. 00 0.11 N 0.002
03/30/89 N N N 7.80 1280 N 2.0 N N N N N N
10/05/89 8.67 N 2440 8.60 2190 1930 26.0 0.055 310. 00 1128. 00 -0.02 N -0.001
Ca Fe Pb Mg Mn Hg Se Na 2n
mg/1 mg/1 mg/1 mg/1 mg/1 mg/1 mg/1 mg/1 mg/1

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
96 .00 0.040 -0. 020 N 0.010 -0.00020 0.011 87 .00 -0 .010
N N N N N N N N N
N N 0. 230 N N N N N N
104 .00 0.120 -0. 020 N 0.060 -0.00020 0.009 107 .00 -0 .010
N N N N N I N N N N
99 .00 0.960 -0. 020 87. 000 0.190 -0.00020 0.006 72 .00 0 .010
N N - N N N I N N N N
N N N N N f N
I N N N
N N N N N N N N N
91 .00 0.300 -0. 020 11 B. 000 0.040 -OI. 00020 0.008 66 .00 -0 .010
N N N N N I N N N N
N N N N N I N N N N
101 .00 9.000 0. 030 100. 000 7.050 -0!00020 0.006 75 .00 0 .460
128 .00 2.840 -0. 020 159. 000 0.830 -0.00020 0.008 156 .00 0 .040
N N 0. 030 N N ( N N N N
95 .00 0.710 -0. 020 128. 000 0.100 -0.00020 0.007 88 .00 0 .010
82 .00 0.970 -0. 020 143. 000 O. OfiO -OI.00030 0.007 99 .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

111
.00
0.220
-0.
020
238.
000
0.050 i
-0.00010
0.004
126
.00
-0
.010
N N N N N I N N N N
28 .00 0.500 -0. 020 16. 000 0.060 -Oi 00010 0.001 28 .00 -0 .010
N N N N N N N N N

88
.00
0.410
0.
030
160.
000
0.010 i
-0.00010
0.000
179.
00
0
.010
Note: N => No measurement