The International Boundary & Water Commission, United States Section
Updated Rio Grande National Ownership of Waters
Stored At The International Amistad and Falcon Dams
Determination of ownership in the reservoirs is made weekly for the accounting period ending on each Saturday at midnight. Field data collections, exchange of data between the U.S and Mexico, and computation of national ownerships are usually completed by Thursday afternoon or Friday morning of the following week. Data are PRELIMINARY and subject to REVISION.
Estimated ownership @ 2400 hours on 10/11/2014
43.3% of U.S. Total Conservation Capacity
34.4% of Mex. Total Conservation Capacity
Amistad Dam
Water Surface Elevation Feet Meters
Top of Normal Conservation 1,117.00 340.462
  @10/11/2014 1,083.35 330.205
Conservation Storages
Country Million
Cubic Meters
Thousand
Acre-Feet
United States 2,271 1,841
Mexico 1,770 1,435
Total Conservation* 4,040 3,276
*Values may not sum due to round-off error
Ownership and Releases @ 2400 hours on 10/11/2014
Country Million
Cubic Meters
Thousand
Acre-Feet
Requested
Releases
CMS
Requested
Releases
CFS
United States 1,333 1,081 20.0 706.0
Mexico 606 491 3.00 106.0
Total Storage 1,939 1,572 23.0 812.0
% of US Capacity @ Normal Cons. 58.7%
Inflows, Releases, and Losses for week of 10/05-10/11
U.S. Inflows 60.8 Total Inflows 130.0
U.S. Releases 21.0 Total Releases 25.0
U.S. Losses 6.49 Total Losses 9.37
Falcon Dam
Water Surface Elevation feet meters
Top of Normal Conservation 301.20 91.805
  @10/11/2014 269.77 82.225
Conservation Storages Normal Conservation
Country Million
Cubic Meters
Thousand
Acre-Feet
United States 1,913 1,551
Mexico 1,352 1,096
Total Conservation* 3,265 2,647
*Values may not sum due to round-off error
Ownership and Releases @ 2400 hours on 10/11/2014
Country Million
Cubic Meters
Thousand
Acre-Feet
Requested
Releases
CMS
Requested
Releases
CFS
United States 478 388 8.00 283.0
Mexico 469 380 9.00 318.0
Total Storage 947 768 17.0 601.0
*Values may not sum due to round-off error
% of US Capacity @ Normal Cons. 25.0%
Inflows, Releases, and Losses for week of 10/05-10/11
U.S. Inflows 24.1 Total Inflows 36.8
U.S. Releases 4.17 Total Releases 11.2
U.S. Losses 4.82 Total Losses 9.58
Note: All dam measurements based on elevation above mean sea level.
Conversion Table
Rio Grande Flow and Reservoir Storage Conditions (Updated daily Monday through Friday)
1996-Present Amistad-Falcon Ownership Trends
Other Graphics
For further information concerning the content of this page contact:
Mr. William D. Finn
Chief, Water Accounting Division
e-mail: william.finn@ibwc.gov
(915) 832-4789
Last Updated 10/16/2014