PERMFILE52017

• Permit No: C1981012A
• IBM Index Class Name: Permit File
• Doc Date: 11/16/2006
• 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
Wofirjngs
MDNE (Max)'
Tbickerer~
Year 13
Year 3°
At Discharge s
pH (S.in 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/I)
Iron (dissolved) (mgR) <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/l) <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
Sulfate (mg/1) 17 130 88.5 114 130
'Ma:~~~~„ values developed from a corrtpatisott of the 4194 addition ro Exhibit 8 and tom the sample acquired 5/4x94.
rlttickerer vahtes acquired from 12!30/94 sample. Water quality in flooded workings will look IHce thickener in year 4.
'Binary m':'^9 assumigg 36.6% from mire in>jow aid 63.3% from the thickener (2.43 x 1~ gal. thickener/6.63 x 1(l gal. ht mire)
az Yeaz 1.
'Binary mixing assorting 14% from mire inflow and 86% (7.29 x 1~ gal. dtickener/8.98 x lOB gal. mire water vohtme) from the
thickerer az Yeaz 3.
'Butary Mixing assunw(g floodug ro the elevation of the Fast Pond and sU65eyuem discharge reflecting thickener water quality.
•
(Revised 2/6/95)
2.05-86