2024-03-25_REVISION - M2012023

• Permit No: M2012023
• IBM Index Class Name: Revision
• Doc Date: 3/25/2024
• Doc Name: Request For Amendment To Permit
• From: Tamrock Gravel LLC
• To: DRMS
• Type & Sequence: AM1
• Email Name: AMG
• Email Name: JLE
• Email Name: EL1
• Media Type: D
• Archive: No

EXHIBIT K
CLIMATE (no change)
Information was downloaded from the Climatology Data-base at Colorado State University. The average
Daily temperature is 53.0 degrees and the average precipitations amount is 15.69 inches per year. TRINIDAD AP
is the closest data collection station to this property(18 miles). The data in the table is for the years 1991-2011,most
recent published.
Station data Latitude-37°10" Longitude- 104°29' Elevation-6030 Feet
MONTHLY MEAN TEMPERATURE. (F)
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANNUAL
AVERAGE 35.0 37.2 44.1 50.9 60.4 68.8 72.8 70.8 64.5 53.8 42.1 34.5 53.0
MAXIMUM 40.6 44.9 49.9 57.8 66.3 73.8 78.1 74.9 69.4 58.6 47.5 39.0 54.6
YEAR 2006 1999 2004 2006 1996 2002 2003 2007 2005 2003 1999 1994 2003
MINIMUM 25.2 28.8 39.6 44.0 55.7 65.3 69.7 67.4 57.9 45.9 33.1 27.1 50.8
YEAR 2007 2010 2010 1997 1995 1995 1992 1993 2006 2009 1992 2009 1993
YEARS OF RECORD 21 21 21 21 21 21 21 21 21 21 21 21 20
MONTHLY MEAN MAXIMUM TEMPERATURE. (F)
AVERAGE 50.0 52.2 59.5 66.8 76.1 84.8 88.2 85.6 80.2 69.9 57.2 48.9 68.3
MAXIMUM 56.4 61.6 67.1 75.1 82.8 89.9 95.6 90.0 85.1 76.4 66.5 53.9 70.6
YEAR 2003 1999 2004 2006 1996 2002 2003 2002 2005 2003 1999 1994 2003
MINIMUM 40.1 40.9 53.7 57.8 69.2 80.2 84.8 80.9 74.3 61.6 45.8 40.0 65.8
YEAR 2007 2010 2010 1997 1995 1995 1992 1993 2006 2009 1992 2009 1993
YEARS OF RECORD 21 21 21 21 21 21 21 21 21 21 21 21 20
MONTHLY MEAN MINIMUM TEMPERATURE. (F)
AVERAGE 20.0 22.2 28.7 34.9 44.7 52.8 57.4 56.1 48.7 37.6 27.0 20.1 37.6
MAXIMUM 25.5 28.2 32.6 40.5 49.9 57.7 60.5 60.7 54.2 41.5 31.0 24.1 38.9
YEAR 2006 1999 2004 2006 1996 2002 2003 2007 2007 2007 2005 1994 2005
MINIMUM 10.3 14.7 24.0 27.9 39.6 50.3 54.4 52.6 41.4 30.3 20.5 14.2 35.8
AR 2007 2011 2002 2007 2008 1995 2004 2009 2006 2009 1992 2009 1993
YEARS OF RECORD 21 21 21 21 21 21 21 21 21 21 21 21 21
TOTAL MONTHLY PRECIPITATION. (IN)
AVERAGE 0.49 0.46 1.17 1.28 1.36 1.51 2.89 2.54 1.16 1.28 0.71 0.63 15.69
MAXIMUM 2.09 1.62 3.06 5.24 3.14 4.73 8.07 6.67 2.53 3.13 2.42 3.50 20.19
YEAR 2005 2010 2010 2004 2001 2003 1998 1993 1995 2009 1992 2006 2004
MINIMUM 0.06 0.00 0.13 0.02 0.00 0.16 0.74 0.94 0.06 0.00 0.04 0.02 10.90
YEAR 2008 2000 1995 2001 1998 2011 1995 2007 1992 1995 2007 2005 2002
YEARS OF RECORD 21 21 21 21 21 21 21 20 21 21 21 21 20
TOTAL MONTHLY SNOWFALL. (IN)
AVERAGE 5.60 6.80 9.90 8.00 0.20 0.00 0.00 0.00 0.10 4.80 5.90 9.90 51.30
MAXIMUM 25.00 24.50 32.5 27.50 4.00 0.00 0.00 0.00 2.00 42.50 24.00 49.50 104.60
YEAR 2005 1997 1994 1997 1993 2010 2010 2010 2009 2009 1991 2006 1997
MINIMUM 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.20 15.70
YEAR 2001 2005 2007 2010 2010 2010 2010 2010 2010 2010 2010 2005 1992
YEARS OF RFCORD 20 20 20 20 20 20 20 20 20 20 20 20 20
PREPARED FROM DATA PROVIDED BY:COLORADO CLIMATE CENTER DEPT.OF ATMOSPHERIC SCIENCE,COLORADO STATE FT.COLLINS,CO 80523,[phone].
DOWN LOADED FROM DATABASE-March 30,2012
Tamrock Gravel LLC 25 . Shot Rock Pit
Amendment- March 20, 2024 Permit#M-2012-023