REP25108

• Permit No: C1981019
• IBM Index Class Name: Report
• Doc Date: 3/30/1997
• Doc Name: 1996 ARR & AHR EXHIBIT 1 CREEKS SURFACE WATER INFORMATION
• Permit Index Doc Type: ANNUAL RECLAMATION REPORT
• Media Type: D
• Archive: No

Colowyo Mine
Station: NUGSC
FIELD MEASUREMENTS
Field pN (S,U.)
Feld lengxrature (deg C)
Field Conductivity (umho/cm)
LABORATORY MEASUREMENTS
pN (S.U.)
Conductivity (umho/cm)
TDS (180 deg L) (mg/t)
Total Suspended Solids (mg/L)
Phosphate as P (mg/l)
Bicarbonate as CeC03 (mg/L)
Sulfate (mg/l)
Anmonia Nitrogen as N (mg/l)
Nitrate t Nitrite as N (mg/L)
Arsenic
Calcium
Iron
Leed
Magnesium
Manganese
Mercury
Selenium
Sodium
2 inc
(mg/l)
(mg/l)
(m9/l)
(mg/l)
(m9/l)
(mg/L)
(mg/l)
(mg/l)
lag/l)
(mg/l)
Mean
Sttl
Dev
8.43 0.37
7.3 4.8
1477 376
Coef Maximum Mininam
Var Range Value Yalue
4 1.12 8.96 7.84
66 16.9 17.0 0.1
25 2410 3300 890
Mex Value Min Value # of
Found Found Samp
04/01/96 10/03/96 12
10/15/92 12/18/96 51
04/01/96 05/27/93 44
8.1 0.2 2 0.9 8.5 7.6 03/21/94 07/30/93 51
1484 276 19 1722 2480 75B 01/19/93 05/27/93 51
1064 224 21 848 1440 592 11/1B/94 06/01/93 19
50.6 147.7 292 992.0 994.0 2.0 05/27/93 10/15/92 51
0.038 0.058 151 0.193 0.198 0.005 05/06/96 11/30/93 21
372 40 11 166 430 264 11/18/94 05/23/95 21
506 135 27 520 740 220 11/18/94 06/01/93 21
0.32 0.91 281 3.79 3.84 0.05 09/15/95 11/30/93 17
3.83 1.27 33 5.13 6.90 1.77 11/18/94 05/23/95 21
0.001 0.000 36 0.001 0.002 0.001 03/13/93 10/15/92 20
120.1 15.2 13 64.0 141.0 77.0 03/15/95 06/01/93 21
0.830 1.582 191 6.330 6.350 0.020 05/23/95 10/15/92 22
0.03 0.04 123 0.18 0.20 0.02 11/18/94 10/15/92 21
118.6 24,7 21 103.0 159.0 56.0 08/23/94 06/01/93 21
0.054 0.063 116 0.221 0.230 0.009 05/23/95 12/05/95 20
0.0002 0,0000 22 0.0001 0.0002 0.0001 08/23/93 10/15/92 21
0.012 0.005 39 0.016 0.020 0.004 10/15/92 06/01/93 21
46.5 12.6 27 57.0 75.0 18.0 08/23/94 ' 06/01/93 21
0.026 0.029 112 0.130 0.140 0.010 06/01/93 10/15/92 21