REP37154

• Permit No: C1981019
• IBM Index Class Name: Report
• Doc Date: 1/23/2002
• Doc Name: 2000 ARR and AHR, Compliance Review Memo
• From: BYRON G WALKER
• To: FILE C-81-019
• Permit Index Doc Type: ANNUAL RECLAMATION REPORT
• Media Type: D
• Archive: No

COLOWYO MINE
Sample Field Field Field Lab Lab TDS Fhosph. Bicarb NH3 N03 •N02
Dale pH Temp Conduct pH Conduct 11801 TSS as P as CaC03 504 as N as N As Ca Fe
S.U. deg C umho/cm S.U. umho/cm mg/1 mg/1 mg/1 mg/1 mg/1 mg/1 mg/1 m g/1 mg/1 mg/1
09/19/88 8.20 11.0 1880 7.70 1810 N 19.0 N N N N N N N N
10/12/88 7.50 9.0 1670 8.00 1750 1508 19.0 0.020 906. 00 807 .00 0.12 N -0. 001 164. 00 0.280
11/30/BB N N N 7.70 1750 N 14.0 N N N N N N N N
12/06/68 N N N 7.70 1860 N 30.0 N N N N N N N N
02/22/89 N N N 7.80 1800 1480 10.0 0.08] 390. 00 761 .00 0.11 N 0. 001 158. 00 0.260
03/30/89 N N N ].90 1120 N 6.0 N N N N N N N N
OS/O1/B9 N N N ].70 1690 1299 32.0 0.044 330. 00 663 .00 0.10 N -0. 001 145. 00 0.350
OS/2fi/B9 8.04 N 1966 7.80 2000 1626 16.0 0.032 378. 00 850 .00 0.16 N -0. 001 193. 00 0.510
07/27/89 8.18 N 1893 8.10 1920 1628 40.0 0.119 400. 00 898 .00 -0.01 N -0. 001 177. 00 0.280
10/09/89 8.26 N 2260 8.30 2040 1804 16.0 0.049 458. 00 897 .00 0.09 N -0. 001 118. 00 0.490
12/09/89 N N N 8.20 2200 1834 19.0 0.030 984. 00 945 .00 2.26 N -0. 001 202. 00 0.780
12/2 B/89 N N N 8.00 2150 1738 6.0 0.030 992. 00 906 .00 0.29 N -0. 001 208 .00 1.320
02 /2 B/90 N N N 8.10 1820 1574 4.0 0.014 918. 00 796 .00 0.15 9.30 -0. 001 200 .00 0.360
03/27/90 N N N 8.30 1950 1454 16.0 0.023 776. 00 747 .00 -0.05 2.90 0. 009 165 .00 0.310
04/30/90 N N N 8.20 1920 1616 8.0 0.013 422. 00 833 .00 0.12 2.40 -0. 001 166 .00 0.350
05/]0/90 7.81 N 1799 8.10 LB]0 N 10.0 N N N N N N N N
06/29/90 8.15 N 2140 7.90 1970 N 12.0 N N N N N N N N
0]/19/90 8.51 N 2090 8.30 19fi0 N 14.0 N N N N N N N N
08/09/90 8.66 15.0 2140 8.00 2090 1]90 16.0 0.027 517. 00 891 .00 -0.05 0.35 0. 002 181 .00 0.340
09/05/90 N N N 7.90 1950 N 8.0 N N N N N N N N
09/21/90 N N N 7.90 2180 N 8.0 N N N N N N N N
11/09/90 N N N 8.10 2120 1748 29.0 0.057 442. 00 912 .00 0.09 1.21 0. 003 160 .00 0.840
02/25/91 N N N 8.40 1810 1678 8.0 -0.010 390. 00 844 .00 0.27 2.61 -0. 001 166 .00 0.210
03/28/91 N N N ].90 2140 N 18.0 N N N N N N N N
04/16/91 N N N ].90 1750 N 18.0 N N N N N N N N
05/17/91 N N N 8.10 1760 1386 8.0 0.040 3]5. 00 691 .00 0.11 1.22 0. 002 145 .00 0.290
06/26/91 N N N 7.70 1980 N 12.0 N N N N N N N N
07/23/91 N N N ].90 1590 N 36.0 N N N N N N N N
Pb Mg Mn Hg Se Na Zn
mg/1 mg/1 mg/1 mg/1 mg/1 mg/1 mg/1
N N N N N N N
-0. 020 181. 000 0.110 -0. 00010 0.009 ]9 .00 -0 .010
N N N N N N N
N N N N N N N
-0. 020 173. 000 0.130 -0. 00010 0.013 6] .00 0 .010
N N N N N N N
-0. 020 151. 000 0.090 -0. 00010 0.009 59 .00 -0 .010
-0. 020 202. 000 0.130 -0. 00010 0.012 N -0 .010
0. 140 185 .000 0.110 -0. 00010 0.00] BB . 00 -0 .010
0. 020 11] .000 0.160 -0. 00010 0.030 131 .00 0 .010
-0. 020 22fi .000 0.210 -0. 00010 0.00] 99 .00 -0 .010
-0. 020 212 .000 0.180 0. 00010 0.015 9] .00 -0 .010
0. 020 210 .000 0.180 -0. 00100 0.009 ]9 .00 -0 .010
-0. 020 185 .000 0.070 0. 00010 0.005 ]6 .00 -0 .010
-0. 020 167 .000 0.090 -0. 00010 0.008 ]9 .00 -0 .010
N N N N N N N
N N N N N N N
N N N N N N N
0. 050 163 .000 0.120 -0. 00010 0.004 100 .00 -0 .010
N N N N N N N
N N N N N N N
-0. 020 168 .000 0.160 -0. 00010 ~ -0.001 90. 00 -0 .010
-0. 020 1]0 .000 0.110 -0. 00010 0.006 79. 00 -0 .010
N N N N N N N
N N N N N N N
-0 .020 135 .000 0.0]0 -0. 00010 0.005 55. 00 -0 .010
N N N N N N N
N N N N N N N
Note: N -> No measurement