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2010-12-17_REVISION - C1981019 (153)
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2010-12-17_REVISION - C1981019 (153)
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Last modified
8/24/2016 4:28:04 PM
Creation date
12/30/2010 10:50:25 AM
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DRMS Permit Index
Permit No
C1981019
IBM Index Class Name
REVISION
Doc Date
12/17/2010
Doc Name
Exhibit 7 Item 21 Collom Project Pre-Feasibility Hdyrology Report
Type & Sequence
PR3
Email Name
JRS
Media Type
D
Archive
No
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Surface water <br />Table 4.2 Surface water quality summary <br />arameter <br />Units <br />Mean <br />LCG <br />Range <br />N D <br />Mean <br />LSG <br />Range <br />N D <br />UCG <br />Mean Range <br />N D <br />Mean <br />USG <br />Range <br />N D <br />Mean <br />cic <br />Range <br />N D <br />Water quality criteria <br />(m 11) <br />METALS <br />luminum <br />dissolved <br />mg /I <br /><0.1 -0.2 <br />5 2 <br /><0.1 -:0.1 <br />5 0 <br /><0.1 -<0.1 <br />2 0 <br /><0.1 -0.1 <br />5 1 <br />:0.1-:0.1 <br />3 0 <br />0.05 -0.2 <br />Secondary <br />rsenic <br />dissolved <br />mg /I <br /><0.005- :0.005 <br />5 0 <br />:0.005-:0.005 <br />5 0 <br /><0.005- <0.005 <br />2 0 <br /><0.005-<0.005 <br />5 0 <br />:0.005- c0.005 <br />3 0 <br />0.01 <br />Primary <br />admium <br />dissolved <br />mg /I <br /><0.002002 <br />5 0 <br />- <br /><0.002- :0.002 <br />5 0 <br /><0.002- :0.002 <br />2 0 <br />:0.002-:0.002 <br />5 0 <br /><0.002- :0.902 <br />3 0 <br />0.005 <br />Primary <br />Copper <br />dissolved <br />mg /I <br />:0.01-:0.01 <br />5 0 <br />:0.01 -:0.01 <br />5 0 <br /><0.01- :0.01 <br />2 0 <br /><0.01-<0.01 <br />5 0 <br />:0.01 -c0.01 <br />3 0 <br />1.3 <br />Primary <br />Iron <br />dissolved <br />mg /I <br /><0.05 -0.11 <br />5 1 <br />:0.05-:0.05 <br />5 D <br />:0.05 -:0.05 <br />2 0 <br /><0.05 -:0.05 <br />5 0 <br />:0.05-:0.05 <br />3 0 <br />0.3 <br />Secondary <br />Lead <br />dissolved <br />mg /I <br /><0.02 -:0.02 <br />5 0 <br /><0.02-<0.02 <br />5 0 <br /><0.02 -:0.02 <br />2 0 <br /><0.02 -:0.02 <br />5 0 <br />:0.02-:0.02 <br />3 0 <br />0.015 <br />Primary <br />Manganese <br />dissolved <br />mgll <br />0.10 <br />0.07 -0.14 <br />5 5 <br /><0.02 -0.03 <br />5 2 <br /><0.02 -0.03 <br />2 1 <br />0.06 <br />0.03.0.1 <br />5 5 <br />0.05 <br />0.04 -0.05 <br />3 3 <br />0.05 <br />Secondary <br />ercury <br />dissolved <br />mg /I <br /><0.001- <0.001 <br />5 0 <br /><00.001 <br />4 0 <br />:0.001- :0.001 <br />2 0 <br /><0.001- :0.001 <br />5 0 <br /><0.001- :0.001 <br />3 0 <br />0.002 <br />Primary <br />Molybdenum <br />dissolved <br />mg /1 <br />:0.02 -:0.02 <br />5 0 <br /><0.02 -:0.02 <br />5 0 <br /><0.02 -:0.02 <br />2 0 <br />:0.02 -:0.02 <br />5 0 <br /><0.02 -:0.02 <br />3 0 <br />Selenium <br />dissolved <br />mg /l <br />0.005 <br /><0.005 -0.007 <br />5 4 <br />0.013 <br />0.008 -0.019 <br />5 5 <br /><0.005-<0.005 <br />2 0 <br />0.011 <br />D.006.0.015 <br />5 5 <br />0.010 <br />0.009 -0.01 <br />3 3 <br />0.05 <br />Primary <br />inc <br />dissolved <br />mg /1 <br /><0.01 -:0.01 <br />5 0 <br /><0.01 -:0.01 <br />5 0 <br /><0.01 -:0.01 <br />2 0 <br /><0.01-<0.01 <br />5 0 <br /><0.01 -:0.01 <br />3 0 <br />5 <br />Secondary <br />Calcium <br />total <br />mg /I <br />120 <br />115 -125 <br />5 5 <br />136 <br />110 -150 <br />5 5 <br />62-80 <br />2 2 <br />135 <br />107 -150 <br />5 5 <br />159 <br />137 -173 <br />3 3 <br />Magnesium <br />total <br />mg /l <br />78 <br />76 -79 <br />5 5 <br />130 <br />91 -152 <br />5 5 <br />3242 <br />2 2 <br />123 <br />81 -144 <br />5 5 <br />165 <br />150 -173 <br />3 3 <br />Sodium <br />total <br />mg /1 <br />37 <br />35 -39 <br />5 5 <br />46 <br />31 -53 <br />5 5 <br />10 -15 <br />2 2 <br />43 <br />27 -51 <br />5 5 <br />135 <br />121 -147 <br />3 3 <br />ON- METALS <br />Alkalinity, total as CaCO3 <br />total <br />mg /I <br />394 <br />379 -415 <br />5 5 <br />427 <br />346.470 <br />5 5 <br />234 -316 <br />2 2 <br />429 <br />331 483 <br />5 5 <br />560 <br />506 -592 <br />3 3 <br />H, lab <br />S.U. <br />8.3 <br />8.2-8.3 <br />5 5 <br />8.3 <br />82-8.4 <br />5 5 <br />8.4-8.4 <br />2 2 <br />8.3 <br />8.2 -8.4 <br />5 5 <br />8.2 <br />8.2 -8.2 <br />3 3 <br />Sulfate <br />total <br />mg /1 <br />247 <br />236 -253 <br />5 5 <br />464 <br />301 -529 <br />5 5 <br />59 -91 <br />2 2 <br />439 <br />270551 <br />5 5 <br />683 <br />649 -712 <br />3 3 <br />otal Dissolved Solids <br />total <br />mg /I <br />838 <br />820 -870 <br />5 5 <br />1244 <br />900 -1430 <br />5 5 <br />380390 <br />2 2 <br />1182 <br />830 -1400 <br />5 5 <br />1663 <br />1590 -1800 <br />3 3 <br />500 <br />Secondary <br />atal Suspended Solids <br />total <br />mg /I <br />217 <br />21-452 <br />5 5 <br />240 <br />22 -816 <br />5 5 <br />200 -708 <br />2 2 <br />183 <br />18 -544 <br />5 5 <br /><5-<5 <br />3 0 <br />Acidity, total as CaCO3 <br />total <br />mg /1 <br /><5 - <5 <br />5 0 <br /><5-<5 <br />5 0 <br /><5-<5 <br />2 0 <br /><5 -<5 <br />5 0 <br /><5-<5 <br />3 0 <br />Ikalinity Bicarbonate as HCO3 <br />total <br />mg /I <br />478 <br />449 -507 <br />5 5 <br />518 <br />407 -574 <br />5 5 <br />276 -362 <br />2 2 <br />520 <br />389 -589 <br />5 5 <br />683 <br />617 -723 <br />3 3 <br />400 <br />Secondary-total Alk. as CaCO3 <br />Alkalinity Carbonate as CO3 <br />total <br />mg /1 <br /><5 -7 <br />5 1 <br /><5 -7 <br />5 1 <br /><5 -12 <br />2 1 <br /><5 -7 <br />5 1 <br /><5 - <5 <br />3 0 <br />400 <br />Secondary-total Alk. as CaCO3 <br />Atka Bnity Hydroxide as OH <br />total <br />mg /1 <br /><5-<5 <br />5 0 <br /><5-<5 <br />5 0 <br /><5•<5 <br />2 0 <br /><5-<5 <br />5 0 <br /><5 -<5 <br />3 0 <br />400 <br />Secondary-total Alk. as CaCO3 <br />hloride <br />total <br />mg /I <br />23 <br />21 -24 <br />5 5 <br />19 <br />14 -23 <br />5 5 <br />7 -9 <br />2 2 <br />16 <br />12 -20 <br />5 5 <br />54 <br />51 -57 <br />3 3 <br />250 <br />Secondary <br />Electrical Conductivity, lab <br />total <br />us/cm <br />1098 <br />1050 -1170 <br />5 5 <br />1464 <br />1080 -1670 <br />5 5 <br />524 -677 <br />2 2 <br />1420 <br />1020 -1660 <br />5 5 <br />2043 <br />1900.2140 <br />3 3 <br />Fluoride <br />total <br />mgll <br />0.4 <br />0.3 -0.4 <br />5 5 <br />0.5 <br />0.4 -D.5 <br />5 5 <br />0.3 -0.3 <br />2 2 <br />0.4 <br />0.4 -0.5 <br />5 5 <br />0.4 <br />0.3 -0.4 <br />3 3 <br />4.0 <br />Primary <br />Hardness as CaCO3 <br />total <br />mg /I <br />617 <br />600-638 <br />5 5 <br />875 <br />650 -1000 <br />5 5 <br />289 -374 <br />2 2 <br />841 <br />602 -967 <br />5 5 <br />1077 <br />960 -1140 <br />3 3 <br />Nitrate as N <br />total <br />mg /I <br />0.6 <br />0.5 -0.7 <br />5 5 <br />2.7 <br />1.9 -3.9 <br />5 5 <br />0.74.5 <br />2 2 <br />2.6 <br />1.9 -4.3 <br />5 5 <br /><0.1 -0.2 <br />3 1 <br />10 <br />Primary <br />Write as N <br />total <br />mg /l <br /><0.1 -<0.1 <br />5 0 <br /><0.1-<0.1 <br />5 0 <br /><0.1 - <0.1 <br />2 0 <br />:0.1-:01 <br />5 0 <br />:0.1-:0.1 <br />3 0 <br />1 <br />Primary <br />Nitrate +Nitrite as N <br />total <br />rig /I <br />0.580 <br />0.5 -0.7 <br />5 5 <br />2.760 <br />1.9 -3.9 <br />5 5 <br /><0.1 -0.7 <br />2 1 <br />2.620 <br />1.9 -0.3 <br />5 5 <br /><0.1 -0.2 <br />3 1 <br />Phosphorus Orthophosphate as P <br />total <br />mg /I <br /><0.1 -<0.1 <br />5 0 <br /><0.1 -<0.1 <br />5 0 <br />:0.1-:0.1 <br />2 0 <br />-0.1-:0.1 <br />5 0 <br /><0.1 -<0.1 <br />3 0 <br />No MCL <br />FIELD PARAMETERS <br />pH <br />total <br />s.u. <br />7.8 <br />7.19-8.35 <br />5 <br />8.3 <br />8.06 -8.4 <br />5 <br />8.37 -8.51 <br />2 <br />8.4 <br />8.26 -8.59 <br />4 <br />7.6 <br />7.19-8.61 <br />3 <br />6.5 -8.5 <br />Secondary <br />lectrical Conductivity <br />uS /cm <br />1159 <br />1120 -1199 <br />5 <br />1598 <br />1140 -1820 <br />5 <br />530.710 <br />2 <br />1530 <br />1080 -1800 <br />4 <br />1829 <br />1200 -2206 <br />3 <br />No MCL <br />issolva Oxygen <br />total <br />mgll <br />4.4 <br />1.17 -9.78 <br />5 <br />3.9 <br />1.38 -7.91 <br />5 <br />1.06 -1.36 <br />2 <br />3.0 <br />1.21.8.1 <br />4 <br />5.4 <br />1.22 -8.08 <br />3 <br />No MCL <br />emperature <br />total <br />°C <br />4.8 <br />0.2 -14.2 <br />5 <br />4.8 <br />2.8 -8.3 <br />5 <br />1.1 -9.2 <br />2 <br />4.2 <br />1.7 -8.4 <br />4 <br />1.8 <br />0.2 -2.9 <br />3 <br />No MCL <br />low Rate <br />total <br />gpm 1 <br />2.5-110 <br />5 1 <br />2.8 <br />5 -225 <br />5 1 <br />50-340 <br />2 1 <br />5.2 <br />10 -225 <br />5 1 <br />5.1 <br />5 -90 <br />5 1 <br />No MCL <br />Notes: <br />N = Number of Samples <br />D = Number of Detects <br />Blank cells for Samples and Detects indicates zero <br />Blank cells for Mean indicates that there are less than three values above the reporting limit. <br />Primary (MCL) and Secondary water quality standards are from EPA 816 -F -02 -013, (2002) <br />2572 -R2 Colowyo Coal Company <br />Water Management Consultants <br />
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