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EXHIBIT K - Climate <br />MANCOS/POINT LOOKOUT AREA, MONTEZUMA COUNTY, COLORADO: <br />SUMMARY: Average annual precipitation is 15 inches of which approximately 50% <br />falls during the growing season. Optimum growing season for native plants is from <br />April to September. The frost-free period varies from 100 to 140 days. Temperature <br />ranges from -20's to +90's F. Much of the precipitation falls as snow but winters are <br />generally open. Summers are warm or hot, winters cold. Site has little or no water <br />table above the Mancos Shale, but ponding may occur immediately after <br />nnmt-initntinn avantc <br />Figure K-l. Regional Climate <br />?. <br />JI- N. <br />SUBJECT SITE <br /> <br />CORT 7 <br />Cos <br />EMA <br />MONf <br />. <br />, <br />L r <br />T <br />?- uarF+oa f . <br />9 erv,I <br />a <br />, <br />aaawroes, Iasi madiried 9/6,2007. From CDSS web-map ® I <br />Yellow lines are lines of equal evaporation. Site has 46" per annum. Purple lines are lines of <br />equal precipitation. Site has 15" per annum. <br />1. Source(s) of Information: <br />a. US Bureau of Reclamation, Mancos Project (website); <br />b. Montezuma County Economic Development (personal conversations); <br />c. The Weather Channel (website); <br />d. USDA Natural Resources Conservation Service (various publications, <br />website), <br />e. Colorado Division of Water Resources (website), <br />f. Chapman, S.S., Griffith, G.E., Omernik, J.M., Price, A.B., Freeouf, J., and <br />Schrupp, D.L., 2006, Ecoregions of Colorado (color poster with map, <br />descriptive text, summary tables, and photographs): Reston, Virginia, <br />U.S. Geological Survey (map scale 1:1,200,000). <br />2. General Climate: <br />Montezuma County, in the southwest corner of Colorado, is where the San Juan Mountains <br />meet the desert canyon country. The area has milder winters than most of Colorado, yet still <br />has four distinct seasons. Winter weather patterns flow from the southwest and west, usually <br />Exhibits for 112(c) AM-02 Application -M-1994-108-2010- Page 59