Laserfiche WebLink
<br />to <br />o <br />to <br />--J <br /> <br />EXISTING CONDITIONS <br /> <br />,~J:L: <br /> <br />Locaeion and Seeeini <br /> <br />The Navajo Naeion Unie is locaeed in the Four Corners area of northweseern New <br /> <br /> <br />Mexico. This saliniey verification study area is within the boundaries of the <br /> <br /> <br />Navajo Nation and concerned with the irrigaeed cropland along ehe San Juan River. <br /> <br />The irrigaeed land extends from the vicinity of Fruieland to the vicinity of <br /> <br />Cudei and consists of about 8,400 acres with irrigation rights in three <br /> <br />irrigation districts. Table 1 shows some characteristics of the districts. Full <br /> <br /> <br />season supplies of irrigation water are available for diversion from the San Juan <br /> <br /> <br />River at the Fruitland, Hogback, and Cudei diversions. Water is distributed to <br /> <br /> <br />farms through reservation distribution canals. <br /> <br />TABLE 1 <br /> <br />-- Some Characteristics of Shiprock Area Irrigation Districts, <br />San Juan Salinity Control Study, Navajo Nation Unit <br /> <br />Fruitland HOllback Cudei act Total <br /> <br />346 486 43'~ ')0 875 <br />4,980 8,290 1,140 14,410 <br />3,330 4,530 540 8,400 <br />1 1 1 3 <br />20 29 . 5 54 <br />97 135 .16 248 <br />1,201 1,990 50 3.241 <br /> <br />.'.".:'.: <br />':.:i\/ <br /> <br />Item <br /> <br />Landusers (number) <br />Area (acre) <br />Irrig. Land (acre) <br />Diversion (number) <br />Main Canal (mile) <br />Field Lateral (mile) <br />Structure (number) <br /> <br />The easternmost district is the Fruitland Irrigation District. This district is <br /> <br /> <br />in Reach 4 and contains about 3,300 acres of reservation cropland. The majority <br /> <br /> <br />of the Fruitland district lies east of the Hogback Monocline which marks the <br /> <br /> <br />western (downstream) terminus of the upper San Juan Basin. On the reservation, a <br /> <br />small amount of this district extends west of the Hogback. <br /> <br />The Hogback Irrigation District is in Reaches 4 and 5. It begins immediately <br /> <br /> <br />west of the Hogback Monocline. For consistency with the New Mexico. study, the <br /> <br /> <br />Hogback Monocline marks the beginning of the lower San Juan Basin. This district <br /> <br /> <br />contains about 4,500 acres of reservation cropland. <br /> <br />8 <br />