PERMFILE132409

• Permit No: M2007044
• IBM Index Class Name: Permit File
• Doc Date: 7/2/2007
• Doc Name: Baseline Water Data
• From: Energy Fuels
• To: DRMS
• Media Type: D
• Archive: No

JOHN C. KEPHART & CO.
~G~R~NDAJUNC110N ~fl~0~fl10~I~S GRAND JUNCTION.COLORAD081501
ANALYTICAL REPORT
Reeei°ea r=en,° Bureau of Land Management: Fowler
Grand Jct., CO
C070P30084 6280 water
Customer No. Laboratory No. Sample
8/10/93
Date Received
Date Repotted
9/10/43
Lab No.~ Thornton Mine Dump CDH Drinking Limits:
6280 Pond 8/9/93 *=Mandatory, others suggested
Arsenic(As) 1.11 mg/1 0.05 mg/1
Barium(Ba) 0.19 mg/1 1.0 mg/1
Cadmium(Cd} 0.0009 mg/1 0.01 mg/1
Chromium(Cr) 0.001 mg/1 0.05 mg/1
Fluoride(F) 0.44 mg/1 4 mg/1
Lead{Pb) 0.013 mg/1 0.05 mg/1
Mercury(Hg} 0.00000 mg/1 0.002 mg/1
rate(N) 1.42 mg/1 10.0 mg/1
enium(Se) 0.057 mg/1 0.01 mg/1
ver(Ag) 0.0000 mg/1 0.05 mg/1
Color(Co/Pt unit) 15 no official limit
pH 8.4 no official limit
Conductivity@25 deg. C 1110 umhos/cm no official limit
Sodium(Na) 241 mg/1 20 mg/I
Calcium(Ca) 12 mg/1 no official limit
Magnesium(Mg) 7 mg/1 125 mg/1
Potassium(K) 13 mg/1 no official limit
Chloride(C1) 6 mg/1 250 mg/1
Sulfate(S04) 180 mg/1 250 mg/1
Phenol. Alkalinity(CaC03) 45.2 mg/I no official limit
Total Alkalinity(CaC03) 398 mg/1 no official limit '
Bicarbonate(HC03) 372 mg/1 no official limit
Carbonate(C03) 54.2 mg/1 no official limit
Dissolved Solids 889 mg/1 500 mg/i
Hardness (CaC03) 59 mg/1 200 mg/1
Turbidity(NTU) 80 1
Boron(B) 0.277 mg/1 no official limit
Copper(Cu) 0.004 mg/1 1.0 mg/1
Iron(Fe) 0.75 mg/1 0.3 mg/1
Manganese(Mn) 0.052 mg/1 0.05 mg/1
Molybdenum(Mo) 0.375 mg/1 no official limit
Ammonia{N) 0.000 mg/1 no official limit
P osphate(P) 0.33 mg/1 no official limit
~c(Zn) 0.061 mg/1 5.0 mg/1
nium 5.18 mg/1 no official limit
Radium 226 84.8}6.8 pCi/liter 5 pCi/ 1 R226+228*
Gross Alpha 225115 pCi/liter 15 pCi/liter*
Gross Beta 689}17 pCi/liter 200 pCi/liter*
Lab Dir.: Brian S. Bauer