2011-08-09_REVISION - M1981185 ‎(59)‎

• Permit No: M1981185
• IBM Index Class Name: REVISION
• Doc Date: 8/9/2011
• Doc Name: CN-01 112d permit application Exhibit U Attachemnt U-4 part 1
• From: Wildcat Mining Corporation
• To: DRMS
• Type & Sequence: CN1
• Email Name: WHE
• Media Type: D
• Archive: No

Analyte
MCL mg /I
Secondary
Drinking mg/I
Acute
I °g/iI
Chronic
5/2010
8/2010
11/2010
2/2011
5/17/2011
Aluminum
NS
NS
NS
NS
ND
Antimony
0.006
—
--
NS
NS
NS
NS
ND
Arsenic
0.01
340
150
NS
NS
NS
NS
ND
Barium
2
—
--
NS
NS
NS
NS
NA
Beryllium
0.004
—
—
NS
NS
NS
NS
NA
Boron
0.75
—
—
NS
NS
NS
NS
NA
Cadmium
0.005
1.5
0.25
NS
NS
NS
NS
ND
Calcium
NA
NA
NS
NS
NS
NS
253
Chromium
0.1
16
11
NS
NS
NS
NS
ND
Copper
1.3
7.0
5.0
NS
NS
NS
NS
0.0015
Iron
NS
NS
NS
NS
ND
Lead
0.015
30
1.2
NS
NS
NS
NS
ND
Magnesium
NA
NA
NS
NS
NS
NS
3.61
Manganese
0.05
2,370
1,310
NS
NS
NS
NS
0.0022
Mercury
0.002
1.4
0.01 (total)
NS
NS
NS
NS
ND
Nickel
260
29
NS
NS
NS
NS
Nd
Potassium
NA
NA
NS
NS
NS
NS
ND
Selenium
0.05
18.4
4.6
NS
NS
NS
NS
ND
Silver
0.1
0.62
0.1
NS
NS
NS
NS
. ND
Sodium
NA
NA
NS
NS
NS
NS
1.19
Thallium
0.002
--
15
NS
NS
NS
NS
ND
Uranium
0.3
1,119
699
NS
NS
NS
NS
0.0003
Zinc
5
5
79
69
NS
NS
NS
NS
0.0033
Hardness
NA
NA
—
—
NS
NS
NS
NS
78
4. Assumes Total Chromium as Chromium (VI)
5. — = No Standard
NS Not Sampled- Inaccessible
NA Not Analyzed
Wetlands -Table 2
Dissolved Metals
La Plata River
Wildcat Mining Corporation - May Day Idaho Mine Complex
Notes
1. All results mg/I
2. The Basic Standards and Methodologies for Surface Water, 5 CCR 1002 -31 (Regulation No. 31),
Table III Metal Paramaters for Aquatic Life
3. Regulation No. 31 Table VI: Table Value Standards for Selected Hardness, Hardness
Value of SO mg/L
5/20/10