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 'CDS Phosph. Bicarb NH3 N03aN02
Dace pH Temp Conduct pH Conduct 11801 TSS as P as Ca C03 509 as N as N As Ca Fe Pb Mg Mn Hg Se Na 2n
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 mg/1 mg/1 mg/1 mg/1 mg/1 mg/1 mg/1 mg/1 mg/1
01/18/94 8.10 1.0 1720 8.20 1761 N 18.0 N N N N N N N N N N N N N N N
02/27/94 7.60 4.0 1080 7.80 1090 N 82.0 N N N N N N N N N N N N N N N
03/21/94 8.30 2.0 1690 8.90 1650 1290 2.0 0.024 428 .00 436. 00 0.09 1.43 B 129 .00 0.250 B 128 .000 0.120 B 0.006 52. 00 B
09/19/94 8.20 12.0 lfi BO 8.20 169] N 4.0 N N N N N N N N N N N N N N N
05/31/94 8.00 10.0 1720 8.20 1750 N 52.0 N N N N N N N N N N N N N N N
06/01/94 8.00 10.0 1700 8.20 1]44 1290 30.0 0.0]0 446. 00 652. 00 0.15 1.24 B 13fi .00 1.930 B 148 .000 0.290 B 0.006 62. 00 B
07/22/94 7.70 13.0 1860 7.90 1920 N 2.0 N N N N N N N N N N N N N N N
08/23/94 8.00 9.0 1820 8.30 1860 1970 B 0.017 384. 00 ]55. 00 0.14 1.65 0.007 147 .00 0.200 B 1]] .000 0.040 B 0.011 67. 00 B
09/30/94 7.90 13.0 2110 8.10 2060 N B N N N N N N N N N N N N N N N
10/21/94 8.00 11.0 2020 8.20 2010 N B N N N N N N N N N N N N N N N
11/18/94 8.30 2.0 1]00 8.10 1]50 1390 B 0.019 910. 00 ]70. 00 O.OB 1.80 0.001 130 .00 0.220 B 150 .000 0.096 B 0.010 58. 00 B
12/13/99 8.10 2.0 2110 7.90 2080 N 6.0 N N N N N N N N N N N N N N N
01/18/95 ]. 90 1.0 1890 8.00 18]0 N B N N N N N N N N N N N N N N N
02/28/95 8.20 6.0 1800 8.00 1820 N B N N N N N N N N N N N N N N N
03/15/95 8.00 5.0 1810 ]. 90 1820 1400 12.0 0.018 413. 00 ]90. 00 0.11 1.05 B 175 .00 0.250 B 150 .000 0.109 B 0.00] 65. 90 B
09/26/95 8.30 9.0 1860 8.20 1840 N 8.0 N N N N N N N N N N N N N N N
05/23/95 7.90 10.0 1020 8.10 1040 720 B 0.0]6 284. 00 310. 00 0.05 1.09 B 96 .50 2.580 B ]7 .500 0.117 B 0.003 28. 60 0.020
06/19/95 8.30 11.0 1170 8.20 1190 N 32.0 N N N N N N N N N N N N N N N
07/26/95 N 10.0 1570 7.90 1590 N ]6.0 N N N N N N N N N N N N N N N
08/29/95 8.10 N 1630 8.00 1640 N 62.0 N N N N N N N N N N N N N 1 N N
09/13/95 8.20 12.0 1620 8.20 1640 1280 26.0 0.036 429. 00 613. 00 0.08 0.9fi B 141 .00 0.850 B 157 .000 0.179 B 0.006 67. 00 0.090
10/25/95 8.10 3.0 1900 8.00 1890 N 38.0 N N N N N N N N N N N N N N N
11/29/95 8.30 3.0 1820 8.20 1820 N 56.0 N N N N N N N N N N N N N N N
12/05/95 8.20 2.0 1830 8.00 1]10 1310 B 0.017 426. 00 610. 00 0.0] 1.27 B 139 .00 0.240 B 145. 000 0.123 B 0.007 65. 50 0.030
01/0]/96 8.31 3.0 2550 7.90 1890 N 8.0 N N N N N N N N N N N N N N N
02/20/96 8.33 4.0 1511 8.10 1310 1080 26.0 0.133 2]0. 00 490. 00 0.12 1.53 B 110 .00 O.B20 B 112. 000 0.240 B 0.006 55. 40 0.030
03/18/96 8.62 4.0 1549 8.20 1550 1250 12.0 N N N N N N N N N N N N N N N
04/01/96 8.79 6.0 2150 7.90 1800 1300 222.0 N N N N N N N N N N N N N N N
Noce: N -> No measurement, B -> Belov detection limit