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<br /> <br /> <br />DEPARTMENT OF THE ARMY <br />ALBUQUERQUE DISTRICT, CORPS OF ENGINEERS <br />4 101 ..JEFFERSON PLAZA, NE ' <br />ALBUQUERQUE, NEW MEXICO 87 I 09-3435 <br />FAX (5051 342-3 I 99 .'. <br />December 5, 2001 <br /> <br />Operations Division <br />Reservoir Control Branch <br /> <br /><}.Yi1 <br /> <br />..... <br />.w.JI--~~~~..ll <br />.. ..~6~,- <br />~~f'-. "~ <br /> <br />MS. Carol DeAngelis <br />Area Manager <br />Western Colorado Area Office <br />BUreau of Reclamation <br />2764 Compass Dr., Suite 106 <br />Grand Junction, Colorado alS06 <br /> <br />Dear Ms. DeAngells: <br /> <br />We have been ~orking wi~~ your staf: to provide c~mment3 on the <br />l?reliminary Drat:: =:nv1.r(Jnmental Impac: Statement. (EISl for NavaJo Reser/air <br />Operations. It has become apparent. to us that there needs :0 be clear <br />direction from the u.s. Army Corps of Sngineers (Corps) on the eXlsting safe <br />channel capacity for the San Juan ~iver below Navajo Dam. <br /> <br />Our two of':lces ~ombi.nec. on a :998 Summar:; Ke!:'oc: =::.::.~~d "Channel <br />Capacity Below Navajo Dam and t.he Potent~al for Increasing to 6,000 Cubic <br />Feet E'er Second." On ':he bas.:..s of :~i.s i:11/esti.gation, the Corps has <br />determined that. the current safe channel capacity for t.he San Juan directly <br />below Navajo Dam is 5,000 cubic feet per second (cfs). With this letter we <br />are formally advising you that no release from Navajo Dam should exceed 5,000 <br />cfs without the prior approval from this office. <br /> <br />Upon completion of your EIS, we intend to revise the Navajo Dam and <br />Reservoir Report on Reservoir Regulation for Flood Control to reflect current <br />channel capacities below Navajo Dam. If you have any questions concerning <br />tnis letter, please direct them to Dick Kreiner at (50S) 342-3383. <br /> <br />Sin".."..,"!_ ~,) <br /> <br />(1, L~p <br /> <br />C. Susan Shampine <br />Chief, Operations Division <br /> <br />Copy Furnished, <br /> <br />,/ Patrick Schumacher <br />Western Colorado Area Office <br />Southern Division <br />Bureau of Reclamation <br />835 E. 2nd Ave., Suite 300 <br />Durango, Colorado 81301 <br /> <br />01068 <br />