2010-02-16_PERMIT FILE - M2008012

• Permit No: M2008012
• IBM Index Class Name: PERMIT FILE
• Doc Date: 2/16/2010
• Doc Name: Conversion Application for 112d Permit
• From: BCI Engineers & Scientists, Inc.
• To: Nuvemco
• Email Name: GRM
• Media Type: D
• Archive: No

EXHIBIT K - CLIMATE INFORMATION
The following information is a monthly historical summary of climate data for the Last: Chance
Mine. The data is from the Western Regional Climate Center at a nearby station in Uravan,
Colorado. The Uravan station is located at latitude 38° 22' ; longitude -108°, 44'; elevation
5020' which is less than 10 miles north of the Last Chance Mine. These historical temperature
and precipitation data are from averaged daily measurements from years 1971 through 2000.
The average annual precipitation in this area is 12.64 inches and the average annual pan
evaporation is 57.45 inches per year.
Jan Feb Mar Apr May Jun Jul Aug - Sep Oct Nov Dec Annual

Average
Max.
42.8
50.1
59.1
67.4
77.9
89.3
94.8
92
83.8
71.3
53.2
43.9
69.0
Temp (F)
Average
Min.
16
22.2
29.2
35.5
44.4
52.4
58.6
57.7
48.4
36.6
25.5
17.6
37.1
Temp (F)

Average
Total 0.85 0.82 0.97 0.99 0.97 0.61 1.16 1.38 1.49 1.49 1.14 0.78 12.64
Precip.
(in.)

Maximum
Precip. 3.19 2.05 3.43 2.68 2.85 1.65 3.54 3.32 4.78 5.89 2.39 3.55 21.40
Record
(in.)

Average
Pan Evap. 1.68 1.49 3.34 5.69 7.49 9.47 9.04 7.39 5.54 3.45 1.61 1.26 57.45
(in.)
*Western Regional Climate Center Data, 2008
Last Chance Mine - April 2009
K-1