RIO GRANDE FLOW / RESERVOIR CONDITIONS        
                     
The Rio Grande Flow Conditions are updated daily, Monday thru Friday at        
approximately 9:35 am Mountain Time/10:35 am Central Time.        
                     
                     
The following data are Provisional and are subject to revision.  Stage and flow determinations are made      
for river conditions at approximately 7:00 am to 8:00 am Standard Time unless otherwise indicated.      
                     
  DATE STAGE DISCHARGE RAINFALL            
    METERS             CMS     MM            
RG BELOW CABALLO DAM 18-Aug-17   42.28              
RG AT EL PASO 18-Aug-17 1.584 20.60              
RG BELOW AMERICAN DAM 18-Aug-17 1.794 5.05              
AMERICAN CANAL 18-Aug-17 2.200 15.30              
RG AT FORT QUITMAN 18-Aug-17 2.856 7.73              
RG ABOVE RIO CONCHOS 18-Aug-17 2.114 3.06              
RG BELOW RIO CONCHOS 18-Aug-17 2.573 164.00 3            
RG AT JOHNSON RANCH 18-Aug-17 3.755 136.00              
RG AT FOSTER RANCH 18-Aug-17 1.598 148.00              
PECOS NEAR LANGTRY 18-Aug-17 0.515 3.08              
DEVILS AT PAFFORD 18-Aug-17 0.672 4.13              
AMISTAD DAM                    
RG AT DEL RIO 18-Aug-17 0.520 21.40              
RG AT EAGLE PASS 18-Aug-17 1.004 36.50              
RG NEAR EL INDIO 18-Aug-17 2.257 92.40              
RG AT COLOMBIA                18-Aug-17 2.667 85.70              
RG AT LAREDO 18-Aug-17 0.783 49.00              
FALCON DAM                    
RG AT RIO GRANDE CTY 18-Aug-17 8.193 53.30              
RG BL ANZALDUAS DAM 18-Aug-17 24.640 35.40              
RG AT SAN BENITO 18-Aug-17 10.638 8.96              
RG AT BROWNSVILLE 18-Aug-17 0.568 3.25              
                     
ANZALDUAS SALINITY 18-Aug-17 31.610 860 PPM            
                     
STORED WATER IN LARGE RESERVOIRS OF THE RIO GRANDE BASIN        
(Capacities and Storages in Million M3, Elevations in Meters)        
         
Reservoir                     Date Hour Normal Flood Current     24-hr        
    Cons. Control Elev.  Storage Storage        
    Capacity Capacity   (% Cons.) Change        
                     
ELEPHANT BUTTE                 Criteria Checks
18-Aug-17 0:00 2496 2496 1318.245 394 -3        
          (16%)       0 1
CABALLO                    
18-Aug-17 0:00 280 403 1264.690 77 0        
          (28%)       0 0
AMISTAD                    
18-Aug-17 0:00 4040 6181 330.550 1992 5        
Requested 6:00 U.S. 70.00 CMS (49%)       0 0
Release   MEX. 3.00 CMS            
FALCON                    
18-Aug-17 0:00 3265 3883 80.140 661 0        
Requested 6:00 U.S. 45.00 CMS (20%)       0 1
Release   MEX. 10.00 CMS            
                     
STORED WATER IN LARGE RESERVOIRS OF THE COLORADO BASIN        
(Capacities and Storages in 1000 Acre-Feet, Elevations in Feet)        
Reservoir                     Date Hour Total Capacity Current     24-hr        
        Elev.  Storage Storage        
            Change        
LAKE POWELL                    
18-Aug-17 0:00 24,322 3632.91 15,181 -15        
LAKE MEAD                    
18-Aug-17 0:00 25,877 1080.34 10,039 4        
                     
                     
                     
MEXICAN RESERVOIRS      
(Storages in Million M3, Elevations in Meters, Releases in CMS)      
                     
Reservoir                     Date Normal Flood   Current      Spill Percent        
  Cons. Control Elev.  Storage or of        
  Capacity Capacity     Release Cons.        
    RIO CONCHOS BASIN                    
SAN GABRIEL                    
8/18/17 8:00 245 317 1775.370 196.423 0.000 80%        
BOQUILLA                    
8/18/17 8:00 2894 3278 1314.090 2416.144 25.000 84%        
F.I. MADERO                    
8/18/17 8:00 355 478 1239.560 364.394 69.730 103%        
PICO DEL AGUILA                    
8/18/17 8:00 51 87 1616.880 51.001 1.500 100%        
CHIHUAHUA                    
8/18/17 8:00 26 38 1539.050 18.447 0.090 71%        
EL REJON                    
8/18/17 8:00 7 8 1476.910 6.452 0.000 98%        
LUIS L. LEON                    
8/18/17 8:00 292 832 1038.970 398.449 139.174 136%        
    RIO SAN DIEGO BASIN                    
CENTENARIO                    
8/18/17 8:00 25 26 335.150 20.117 0.200 82%        
SAN MIGUEL                    
8/18/17 8:00 21 22 340.760 17.073 0.500 83%        
    RIO SAN RODRIGO BASIN                  
LA FRAGUA                    
8/18/17 8:00 47 85 297.660 28.586 0.000 60%        
    RIO SALADO BASIN                    
VENUSTIANO CARRANZA                    
8/18/17 8:00 1313 1322 257.220 593.531 0.000 45%        
                     
                     
    RIO ALAMO BASIN                    
LAS BLANCAS                    
8/18/17 8:00 84 134 82.620 14.534 0.300 17%        
    RIO SAN JUAN BASIN                    
EL CUCHILLO                    
8/18/17 8:00 1123 1784 160.730 929.192 5.646 83%        
MARTE GOMEZ                    
8/18/17 8:00 782 2304 71.830 297.501 0.000 38%        
                     
  Contributions from Rio Alamo and Rio San Juan to the Rio Grande are allotted 100% to Mexico per 1944 Treaty    
  article 4 (a)                    
                     
** Usable storage is an estimate of waters in storage which could be released through existing outlet works.