2012-05-30_PERMIT FILE - C1981012A ‎(2)‎

• Permit No: C1981012A
• IBM Index Class Name: Permit File
• Doc Date: 5/30/2012
• Section_Exhibit Name: Section 2.05 Operation and Reclamation Plan
• Media Type: D
• Archive: Yes

Table 26B - Projections of the Flooded Workings
• Water Quality following Recycling of
Thickener Water for Key Constituents
Flooded
Workings
MDN Wax)
Tbickence
Year 1
Year 3a
At Discharge s
pH (S.U)
8.4
8.2
8.3
8.2
8.2
TDS (mg/1)
1412
510
839
636
510
EC (umhos/cm)
1729
900
1203
1016
900
Chloride
8
72
49
63
72
Iron
0.89
<0.05
0.36
0.17
<0.05
(total recoverable)(mg/1)
]son (dissolved) (mg/1)
<0.02
0.03
<0.03
0.03
0.03
Manganese
0.04
<0.01
<0.02
<0.01
<0.01
(total recoverable)
•
(mg/1)
Manganese (dissolved)
0.01
<0.01
<0.01
<0.01
<0.01
(mg/1)
Molybdenum (mg/1)
0.02
NA
0.11
0.12
NA
Nickel (mg/1)
<0.02
0.01
<0.01
0.01
0.01
Nitrate as N
0.02
0.38
0.25
0.33
0.38
SAR
40.49
11.15
21.88
15.25
11.15
Selenium
0.001
0.007
0.005
0.006
0.007
Sulfa (mg
17
130
88.5
114
130
'M aximums values developed from
a comparison of the 4/94 addition to Exhibit
8 and from the
sample acquired 5/4/94.
r Tbickerer values acquired from 1250/94 sample. Water
quality in flooded workings will look Lice dtickerrer in year 4.
'Binary mixing assuming 36.6% from mire inflow and 63.3% from the thickener (2.43 x 10 gal. thickener /6.63 x 10' gal. in mire)
at Year 1.
'Binary mixing assuming 14% from mire inflow and 86% (7.29 x 10 gal. thickener /8.98 x 10' gal. mite water volume) from the
thickener at Year 3.
'Binary Mixing assutttu(g flooding
to the elevation of the East Pored and sn l5eque m discharge
reflecting thickener water quality.
•
(Revised 2/6/95)
2.05 -86