REP48358

• Permit No: C1981019
• IBM Index Class Name: Report
• Doc Date: 12/11/2001
• Doc Name: 1997 ARR AHREXHIBIT 4 YO COAL CO YO MINE
• Permit Index Doc Type: ANNUAL RECLAMATION REPORT
• Media Type: D
• Archive: No

Colouyo Coal Company
COLOl1Y0 MINE
Sample Field Field field Lab Lab T05 Phosph. 8icarb NH3 N03*N02 N03 N02
Date pH Temp Conduct pN Conduct (180) as P as CaC03 504 as N as N as N as N As Ca Fe Pb
S.U. deg C umho/cm S.U. umho/cm mg/l mg/l mg/l mg/l mg/l mg/l mg/t mg/l mg/L mg/l mg/! mg/L
12/05/95 7.50 12.0 2060 7.60 2060 1690 0.044 506.00 790.00 0.20 N 0.05 N 0.002 169.00 0.720 0.020
02/20/96 7.80 13.0 1980 7.40 1920 1650 0.055 507.00 790.00 0.05 0.15 0.15 0.01 0.001 171.00 0.060 0.020
04/15/96 7.70 12.0 1994 7.50 2130 1710 0.008 530.00 750.00 0.16 0.19 0.19 0.01 0.001 174.00 0.030 0.020
07/01/96 7.90 13.0 2000 7.30 2061 1540 0.005 516.00 720.00 0.11 0.14 0.14 0.01 0.002 177.00 N 0.020
09/26/96 7.60 8.1 1989 7.40 2027 1610 0.024 529.00 770.00 0.24 0.13 N N 0.001 173.00 0.200 0.040
11/19/96 7.40 8.1 1673 7.80 1894 1660 0.300 557.00 770.00 0.54 0.03 0.03 0.01 0.002 181.00 0.340 0.020
02/25/97 7.40 7.2 1569 7.70 2113 1660 0.028 552.00 780.00 0.23 0.05 0.05 0.01 0.001 180.00 0.270 0.040
05/20/97 7.30 6.0 1517 7.70 1930 1750 0.019 518.00 710.00 0.22 0.02 0.02 0.01 0.001 185.00 0.350 0.040
08/14/97 7.30 7.9 1669 7.70 2090 1570 0.023 590.00 720.00 0.33 0.02 0.65 0.01 0.001 185.00 0.460 0.080
11/18/97 8.70 N N 7.80 1940 1280 0.021 466.00 500.00 0.06 0.65 0.65 0.01 0.001 99.40 0.010 0.040
N9 Nn Hg Se
mg/l m9/l mg/l mg/l
175.000 0.595 0.00020 0.001
170.000 0.129 0.00020 0.001
171.000 0.265 0.00020 0.001
1n.ooo o.n7 o.ooozo D.oo1
171.000 0.830 0.00020 0.001
178.000 0.851 0.00020 0.001
174.000 0.783 0.00020 0.001
165.000 0.764 0.00020 0.001
181.000 0.860 0.00020 0.001
125.000 0.005 0.00020 0.004
Na Zn
mg/L mg/t
89.70 0.020
84.40 0.020
86.70 0.020
89.60 0.010
92.90 0.020
90.70 0.010
88.50 0.010
87.80 0.010
92.40 0.020
172.00 0.010
02/10/98
Note: N => No measurement, D => Dry