WSP09097 - Laserfiche WebLink

Home Browse Search

In '<7' '<::l" ~ o ~, a 9 Article III also contains a very important prohibition concerning water quality ,which could prevent Colorado from utilizing water drained from the Closed Basin to fulfill its delivery requirements to New Mexico. For all such works constructed after 1937, Colorado shall not be credited with the amount of water so de livered, un I ess the proport ion of sodi um ions shall be less than forty-five percent of the total Positive ions in the water anytime the total dissolved sol ids in such water exceeds three hundred fifty parts per million. Article IV established a schedule which contains the relationship between quantities of water measured at one gauging station on the Rio Grande River, the Otowi Bridge gauging station in New Mexico, and the , amount of water which should flow past the San Marcial Index Station in New Mexico. As in Article III, adjustments are permitted in the schedule to reflect depletions in the amount of water passing the Otowi Bridge Index Station due to diversions of the natural runoff after 1929 in New Mexico and also for depletions during the months of July, August and Sep- tember of the runoff .of tributaries between the Otowi Bridge Index Station and the San Marcial Index Station by works constructed after 1937. An adjustment must also be made for new water transported into the drainage basin from an outside source. A resolution was adjusted, effective Jan- uary 1, 1949, chan9ing the schedules set out in Article IV, to relate to Otowi supply to the Elephant Butte effective supply, instead of the San Marcial gauge. The resolution also eliminated the San Marcial and San Acacia gauging stations and removed the depletions Occurring in July, August and September from the accounting systems. In accordance with the theory of Article III, the purpose of the sched- ule is to establish the relationship between the amount of water passing . .. ~