2018-05-18_PERMIT FILE - C2009087A ‎(3)‎

• Permit No: C2009087A
• IBM Index Class Name: Permit File
• Doc Date: 5/18/2018
• Doc Name: Mitigation of the Impacts of Mining Operations
• Section_Exhibit Name: 2.05.6 Mitigation of the Impacts of Mining Operations
• Media Type: D
• Archive: Yes

RULE 2 - PERMITS
Table 2.05.6(3) -Tl Potential Effects of Mine Water Inflow on Surface Water
Total Total
Location Condition Sample Flow Dissolved Recoverable
Date (gpm) Solids Iron (mg/L)
(m L)
Inputs to Mixing Calculation
Spoil Well SSP27 Max. TDS 5/27/2008 3.3 4800 <0.1
Max. Fe 9/16/2008 3.3 4060 0.20
Overburden Wells Average -- 41.7 720 0.11
Total Mine Inflow Max. TDS -- 45 1019 0.11
Max. Fe -- 45 965 0.12
Pond 002 Outflow Min. Flow 7/10/2007 27.9 4260 <0.10
Max. TDS 1/2/2008 96.8 4300 0.03
Max. Fe/Min. TDS 4/15/2008 1833 2420 0.65
Min. Fe 2/5/2008 94 4270 0.02
YSG5 Min. Flow/Max.TDS 9/5/2007 20.5 3870 No Sample
Max. Fe 6/15/2009 1485 2340 1.42
Max. Flow/Min.TDS 5/30/2008 7048 1900 No Sample
Min.Fe 7/6/2009 1012 2120 0.36
Mixing Calculation for Mine Inflow Effects at NPDES2
Using Inflow with Min. Flow 7/10/2007 72.9 2260 0.11
Maximum TDS Max. TDS 1/2/2008 141.8 3259 0.06
Max. Fe/Min. TDS 4/15/2008 1878 2386 0.64
Min. Fe 2/5/2008 139 3218 0.05
Using Inflow with Min. Flow 7/10/2007 72.9 2226 0.11
Maximum Fe Max. TDS 1/2/2008 141.8 3242 0.06
Max. Fe/Min. TDS 4/15/2008 1878 2385 0.64
Min. Fe 1 2/5/2008 139 3200 0.05
Mixing Calculation for Mine Inflow Effects at YSG5
Using Inflow with Min.Flow/Max.TDS 9/5/2007 65.5 1911 --
Maximum TDS Max. Fe 6/15/2009 1530 2301 1.38
Max. Flow/Min. TDS 5/30/2008 7093 1894 --
Min. Fe 7/6/2009 1057 2073 0.35
Using Inflow with Min.Flow/Max. TDS 9/5/2007 65.5 1874 --
Maximum Fe Max. Fe 6/15/2009 1530 2300 1.38
Max. Flow/Min. TDS 5/30/2008 7093 1894 --
Min. Fe 7/6/2009 1057 2071 0.35
RN15-01 2.05-89 Revision 10/17