2011-04-08_PERMIT FILE - C1981012A ‎(6)‎

• Permit No: C1981012A
• IBM Index Class Name: Permit File
• Doc Date: 4/8/2011
• Section_Exhibit Name: EXHIBIT 08 HYDROLOGY AND GEOLOGY INFORMATION
• Media Type: D
• Archive: Yes

TABLE 1
Historic Summary of Water gaulity
at PRS - 1, Middle Fork of the Purgatoire
River, above New Elk Mine
Dala Minimum Maximum Mean Minimum Maximum Mean Minimum Maximum Mean Minimum Maximum Mean Minimum Maximum Mean
Entry Value Value Average Value Value Average Value Value Average Value Value Average Value Value Average
>AMPLING DATE 1984 7984 1984 1985 1985 1985 1988 1986 1988 1987 1987 1987 1988 1988 1988
Parameter Unils
Staff Gauge (eat
Flow cfs
pH standard
Conductivity umhos/cm
Temperalwe °C
Dissolved Oxygen ppm
Iron mg/I
7S5 mgR
TDS mg/I
TCS m9/I
Carbonate mg/I
Bicarbonate mg/I
Manganese mgll
Sotlium mg/I
Chloride mgyl
Sulfate mg/I
Calcium mg/l
Magnesium mg/I
Potassium mgll
hiydroxide mg/I
Fluoride mg/I
Lead mg/I
Selenmm mg/I
SAR standard
•
- - - - - - - - - - 0.2 - -
5.9 52 7 19.7 5.5 61.7 25.3 7.2 122 28 5.34 63.97 22 62 3.17 118.2 23.31
7 81 7.6 7.2 83 7.4 6.3 6.2 7.4 7.3 8 7.66 6.4 6.8 6.19
109 360 261 160 350 262 143 353 264 179 487 344.75 229 411 315.45
0.1 17.9 8.1 0.6 17.9 7.5 1.8 15.9 7.5 0 19.3 6.9 0.3 18.2 8.15
16.9 14.5 1.8 12.4 8.35 6.8 13 9.21
0.47 0.17 021 0.06 0.22
25 11 4 2 4
203 207 1B0 228 172
30 15 18 14 51
<1 <1 <1 0.5 0.5
169 153 159 172 154
O.OB <.Ot 0.01 0.01 0.02
7.9 B 3 7.1 8.7 7.5
3.5 1.2 1.1 6 1.8
43 48 39 44 34
50 46 44 51 ~ 48
9.4 9 3 7.9 10.1 8.9
1.21 1.18 0.93 1.01 1.17
- - <,OS 0.25 -
- - 0.1 0.2 0.2
c.01 - <,Of 0.005 0.025
<.01 ~ - <.01 0.005 0.05
0.27 0.29 0.26 ~ 0.29 0.27