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<br /> <br />Exhibit K -Climate Information <br />Climatic data is available for the town of Castle Rock, located about five miles to <br />the southwest of the affected area. Much of the data was derived from various <br />National Oceanic and Atmospheric Administration publications which compile data <br />from a recording station (elev. 6,200 ft.). Other climatic data was obtained from <br />Climates of the States, Colorado, by Joseph Berry, U.S. Department of <br />Commerce, Climatography of the United States, No. 60-5. <br />The winters are relatively cold and dry and have extreme variations in <br />temperature. The summers are relatively hot and dry. The mean annual temperature <br />for Castle Rock is about 46.6~F. The mean minimum January temperature is about <br />10~F., and the mean maximum temperature for this month is about 42~F. In July, the <br />mean minimum temperature is about 56~F and the mean maximum temperature is <br />about 85~F. <br />The mean annual precipitation is about 14.56 inches. Approximately 65 to 70 <br />percent of the annual precipitation falls between April 1st and September 30th. Snow <br />occurs principally during the months of November through March, but this accounts for <br />only about one-third of the annual precipitation. <br />The frost-free period (daily minimum temperature higher than 32oF averages <br />about 122 days in length; the growing season for native plants is March through <br />September with the optimum growth period in the early spring and summer months. <br />-23- <br />