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Last modified
1/26/2010 2:27:00 PM
Creation date
10/12/2006 2:18:08 AM
Metadata
Fields
Template:
Water Supply Protection
File Number
8210.140.20
Description
Colorado River Basin Organizations and Entities - Colorado River Basin States Forum - California
State
CA
Basin
Western Slope
Date
7/2/2003
Author
Robert W Johnson
Title
Part 417 Determinations and Recommendations Imperial Irrigation District Calendar Year 2003
Water Supply Pro - Doc Type
Report/Study
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<br />3~70 <br /> <br />therefore not directly comparable to the satellite imagery data, Satellite imagery <br />classification requires ground trothing for verification, Ground trothing observations were <br />not available in 2002; tlerefore, Reelamation dId not rely upon the satellite ilnalysis, In <br />future years, in any Part 417 examinations of water requirements Reclamation intends to <br />integrate satellite imagery data into its analyses of this factor so as to diversify the <br />lllfom12tion on which it relies rather than relying solely on the iITigated acreage data <br />provided by a contractor. <br /> <br />While the histone irrigated ilcrcage data shows some fluctuations from year to year, the <br />overall number of acres IS relatively stable, as evidenced by this most recent data trom <br />the lID Crop Reports (see the modified table in Factor 9), Earlier year reports show a <br />similar stability, For purposes of this detenninatiolJ, Reclamation concludes the area to <br />be irrigated within lID wil] not change signiticantly from that which was repOJ1ed by liD <br />for the period 2000-2002, Further infomlation about crops grown on these irrigated acres <br />is shown in the next factor. <br /> <br />FACTORS 5, & 6. KINDS OF CROPS RAISED I CROPPING PRACTICES <br /> <br />Part 4] 7,3 identifies the kind of crops and cropping practices as factors to be analyzed, <br />All experts filing reports in this proceeding used lID's Monthly Crop Reports and Annual <br />Inventories of Areas Receiving Water as the primary source of information for crops <br />grown within 110, Using the most recent monthly and annual crop reports provided by <br />lID for 2002, Jensen/Walter determined that about 80 percent of the crops grown are field <br />crops, 16 percent are garden or specialty crops, and 4 percent are pe/TI1anent field crops <br />(Jensen IWalter Supplement 2003, p, 3), In Appendix A to their June 2003 supplement <br />Jensen and Walter indicated that the crop acreages for 2002 were: <br /> <br />Kind 0 I' Crop <br /> <br />Crops Included <br /> <br />2002 <br />Acres <br /> <br />Field Crops <br /> <br />alfalfa, barley, wheat, bemlUda <br />grass, com, sudan grass, sugar beets <br /> <br />408,032 <br /> <br />Garden Crops <br /> <br />vegetables, melons, lettuce <br /> <br />78,937 <br /> <br />Permanent Field Crops <br /> <br />asparagus~ citrus, <br />pennanent pasture <br /> <br />21.472 <br /> <br />Total Crop Acreage <br /> <br />508.44 I <br /> <br />Note: The 508,44 I total crop acreage includes multiple-cropped acreage and, when <br />adjusted for multiple cropping, is equal to the 452,908 acres for the achlal ilTigated <br />area in 2002 appearing in the Factor 4 analysis, If, for example, during the course <br /> <br />July 2, 2003 <br /> <br />19 <br /> <br />Detenninations and Recommendation, <br />For IlD - Calendar Year 2003 <br />
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