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<br />< <br />I <br />0> <br /> <br />------------------ <br /> <br /> TABLE 5-2: SOUTHERN HIGH PLAINS CROP CONSUMPTIVE USE - BLANEY-CRIDDLE METHOD <br /> ESTIMATED GROUND WATER PUMPAGE <br />Date: August 25, 2000 User BCC Job: 99-028.002 <br />Station: Springfield, Colorado 7WSW Elevation ~ 4622 feet Latitude 37 deg, 22 min <br />1 2 3 4 5 6 7 8 <br /> Peak Unit Monthly Total Peak Month Seasonal Unit Total Seasonal Total Seasonal <br /> Irrigated Peak Consumptive Consumptive Consumptive Use Consumptive Use Irrigation Requirement <br />Crop Acres Month Use (Acre-inch/Acre) Use (Acre-Feet) (Acre-Feet/Acre) (Acre-Feet) (Acre-Feet) <br />Corn 77,300 July 6.42 41,356 1.67 129,091 151,872 <br />Wheat 32,200 May 4.11 11,029 0.9 28,980 34,094 <br />Sorghum 16,700 July 6.49 9,032 1.41 23,547 27,702 <br />Alfalfa 2,600 July 6.72 1 ,456 2.08 5,408 6,362 <br />Totals 128,800 62,872 187,026 220,031 <br />Explanation of column information: <br /> Column 1: Irrigated crops grown in the Southern High Plains Designated Ground Water Basin. <br /> Column 2: Proportion of irrigated acreage within the Basin, source FSA Office, Springfield, Colorado. <br /> Column 3: Month for which peak water demand occurs, from Blaney-Criddle Method. <br /> Column 4: Peak unit monthly irrigation water demand, from Blaney-Criddle Method. <br /> Column 5: Total peak monthly irrigation water demand, from Blaney-Criddle Method. <br /> Column 6: Seasonal unit irrigation water demand, from Blaney-Criddle Method, column 2 x column 6. <br /> Column 7: Total seasonal irrigation water demand, column 7 divided by 0.85. <br />