2007-11-07_HYDROLOGY - M1977300

• Permit No: M1977300
• IBM Index Class Name: HYDROLOGY
• Doc Date: 11/7/2007
• Doc Name: Hydrologic evaluation of mine closure & reclamation
• From: Whetstone Associates
• To: Cotter Corpoartion
• Media Type: D
• Archive: No

Schwartzwalder Mine - Hydrologic Evaluation of Mine Closure and Reclamation 117
Table 31. Uranium Concentrations in Sumps and Seep, 1998 - 2007
2/24/98 0.4200 2/24/98 0.3500 2/24/98 0.3600 2/24/98 0.0980 2/24/98 0.0202
3/26/98 0.8400 3/26/98 0.6000 3/26/98 0.8300 3/26/98 0.2900 3/26!98
4/29/98 3.4000 4/29/98 2.8000 4/29/98 2.1000 4/29/98 1.2000 4/29!98
5/28/98 0.4700 5/28/98 1.2000 5/28/98 1.1000 5/28/98 0.2700 5/28/98
6/29/98 0.1700 6/29/98 0.3500 6/29/98 0.5000 6/29/98 0.1600 6/29/98 0.0244
7/30/98 0.2200 7/30/98 0.2900 7/30/98 0.6000 7/30/98 0.2100 7/30/98 0.0263
8/31/98 0.1400 8/31/98 0.2200 8/31/98 0.4000 8/31/98 0.1500 8/31/98 0.0210
9/30/98 0.1800 9/30/98 0.2900 9/30/98 0.3600 9/30/98 0.1400 9/30/98 0.1200
10/28/98 0.2600 10/28/98 0.3100 10/28/98 0.3400 10/28/98 0.1200 10/28/98 0.0275
11/25/98 0.2300 11/25/98 0.3500 11/25/98 0.4500 11/25/98 0.1100 11/25/98 0.0281
12/17/98 0.2400 12/17/98 0.3400 12/17/98 0.3700 12/17/98 0.1100 12/17/98 0.0257
1/26/99 0.3100 (/26/99 0.3800 1/26/99 0.3400 1/26/99 0.1100 1/26/99 0.0244
2/25/99 0.0360 2/25/99 0.3900 2/25/99 0.0332 2/25/99 0.1000 2/25/99 0.0255
3/24/99 0.3300 3/24/99 0.3400 3/24/99 0.3000 3/24/99 0.1200 3/24/99 0.0169
4/29/99 0.0058 4/29/99 1.1000 4/29/99 0.9000 4/29/99 0.2900 4/29/99
5/28/99 0.2800 5/28/99 0.3300 5/28/99 0.0006 5/28/99 0.1800 5/28/99
6/23/99 0.2000 6/23/99 0.2800 6/23/99 0.4000 6/23/99 0.2100 6/23/99 0.0160
7/27/99 0.3000 7/27/99 0.3200 7/27/99 0.3900 7/27/99 0.1400 7/27/99 0.0260
8/31/99 0.3700 8/31/99 1.1000 8/31/99 0.8200 8/31/99 0.2600 8/31/99 0.0380
9/29!99 0.7500 9/29/99 0.4600 9/29/99 0.4800 9/29/99 0.2100 9/29/99 0.0380
10/29/99 0.3500 10/29/99 0.4400 10/29/99 0.4700 10/29/99 0.1400 10/29/99 0.0316
11/30/99 0.3300 11/30/99 0.3600 11/30/99 0.4300 11/30/99 0.1200 11/30/99 0.0317
12/22/99 0.3500 12/22/99 0.3900 12/22/99 0.4500 12/22/99 0.0344 12/22/99 <0.0002
1/27/00 0.5400 1/27/00 0.4300 1/27/00 0.4700 1/27/00 0.1400 1/27/00 0.0300
2/24/00 0.3700 2/24/00 0.3000 2/24/00 0.3200 2/24/00 0.1000 2/24/00 0.0239
3/29100 0.4500 3/29/00 0.0340 3/29/00 0.3700 3/29/00 0.1200 3/29/00 0.0228
6/29/00 0.2700 6/29/00 0.0040 6/29/00 0.3200 6/29/00 0.1200 5/31/00
9/29/00 0.4800 6/29/00 0.0040 B/3l/00 0.0042 9/29/00 0.1400 6/29/00 0.0265
II/7/00 0.4900 9/29/00 0.2600 9/29/00 0.3500 11/7/00 0.1300 7/27/00
12/19/00 0.4500 11/7/00 0.4100 11/28/00 0.2500 12/19/00 0.1400 8/31/00
3/1/01 0.8200 12/19/00 0.4500 12/19/00 0.2600 3/1/01 0.1000 9/29/00 0.0225
3/28/01 0.6800 3/1/01 0.2900 1/30/01 0.2700 3/28/01 0.1100 11/7/00 0.0220
5/3/01 0.4870 3/28/01 0.2400 3/1/01 0.2200 5/3/01 0.0441 12/19/00 0.0250
5/29/01 0.5390 5/3/01 0.1790 3/28/01 0.1100 5/29/01 0.2050 3/1/01 0.0230
6/21/01 0.3080 5/29/01 1.1300 5/3/01 0.0800 6/21/01 0.1540 3/28/01 0.0220
7/11/01 0.3550 6/21/0( 0.2250 5/29/01 0.2100 7/I I/Ol 0.1420 5/3/01 0.0321
8/23/01 0.2890 7/11/01 0.2060 6/20/01 0.1540 8/23/01 0.2080 5/29/01 0.0068
9/17/01 0.3270 8/23/01 0.1410 7/11/01 0.1660 9/17/01 0.0640 6/21/01 O.OllS
10/24/01 0.2420 9/5/07 26.8 3/28/07 0.1850 10/24/01 0.0695 7/11/01 0.0120
12/18/01 0.2610 12/18/01 0.0719 8/23/01 0.0193
(/22/02 0.3600 (/22/02 0.0597 Removed
2/26/02 1.01 2/26/02 0.0886 "
5/29/02 0.9820 3/28/02 0.2330
6/25/02 0.4900 4/24/02 0.2530
9/24/02 1.4000 5/29/02 0.1570 "
9/24/02 1.5200 6/25/02 0.0853 "
12/31/02 2.1300 8/27/02 0.0802 "
12/31/02 2.7000 9/24/02 0.1600
1/30/03 1.6200 9/24/02 0.1660 "
2/26/03 2.1500 10/31/02 0.1190
3/26/03 1.9600 11/22/02 0.1010
3/26/03 2.1000 12/31/02 0.3230 "
4/29/03 2.0000 12/31/02 0.3600 "
5/21/03 1.6200 (/30/03 0.2670 "
6/23/03 1.2000 2/27/03 0.2140 "
7/29/03 0.6500 2/27/03 0.2300 "
9/26/03 1.2000 3/27/03 0.2350 "
11/25/03 0.8000 3/26/03 0.1100 "
12/16/03 0.7250 4/29/03 0.2000 "
2/25/04 0.6100 5/21/03 0.1500 "
3/30/04 0.7170 6/23/03 0.2000 "
4/28/04 0.9740 7/29/03 0.6700 "
7/28/04 0.7990 9/26/03 0.1700 "
8/30!04 1.0000 11/25/03 0.1030 "
10/1/04 0.5720 3/30/04 0.0795 "
10/29/04 0.7650 4/28/04 0.1210 "
11/30/04 1.0600 8/15/04 O.I03 "
12/29/04 0.5450 7/28/04 0.1180 "
1/25/05 0.9010 8/30/04 0.1170
2/28/05 0.8240 9/30/04 0.0782 "
3/22/05 0.8730 10/29/04 0.0655
4/21/05 1.2000 11/30/04 0.0796 "
5/31/05 0.8560 12/29/04 0.1140 "
6/22/05 0.7680 I/25/OS 0.1230 "
8/30/05 0.7240 2/28/05 0.0873 "
9/30/05 0.8240 3/22/05 0.0962 "
10/26/05 1.1000 4/21/05 0.0898
11/30/05 0.8620 5/31/05 0.1510 "
12/31/05 0.5790 6/22/05 0.1740 "
1/31/06 0.5680 8/30/05 0.1100 "
2/27/06 0.4910 9/28/05 0.1910 "
9/6/07 0.675 10/26/05 0.2090 "
11/30/05 0.1140 "
12/31/05 0.0722 "
4109B.071116 Whetstone Associates •