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 27-Mar-15   0.00              
RG AT EL PASO 27-Mar-15 0.900 0.20              
RG BELOW AMERICAN DAM 27-Mar-15 1.560 0.00              
AMERICAN CANAL 27-Mar-15 0.745 0.35              
RG AT FORT QUITMAN 27-Mar-15 1.663 0.15              
RG ABOVE RIO CONCHOS 27-Mar-15 1.320 0.78              
RG BELOW RIO CONCHOS 27-Mar-15 0.666 3.95              
RG AT JOHNSON RANCH 27-Mar-15 1.554 7.87              
RG AT FOSTER RANCH 27-Mar-15 0.631 22.50              
PECOS NEAR LANGTRY 27-Mar-15 N/R N/R              
DEVILS AT PAFFORD 27-Mar-15 0.622 3.27              
AMISTAD DAM                    
RG AT DEL RIO 27-Mar-15 0.491 14.40              
RG AT EAGLE PASS 27-Mar-15 N/R N/R N/R            
RG NEAR EL INDIO 27-Mar-15 1.904 34.10              
RG AT COLOMBIA                27-Mar-15 N/R N/R              
RG AT LAREDO 27-Mar-15 N/R N/R              
FALCON DAM                    
RG AT RIO GRANDE CTY 27-Mar-15 N/R N/R              
RG BL ANZALDUAS DAM 27-Mar-15 23.960 8.42              
RG AT SAN BENITO 27-Mar-15 10.680 9.44              
RG AT BROWNSVILLE 27-Mar-15 0.955 6.45              
                     
ANZALDUAS SALINITY 27-Mar-15 31.810 890 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
27-Mar-15 0:00 2496 2496 1319.380 441 2        
          (18%)       0 1
CABALLO                    
27-Mar-15 0:00 280 403 1262.630 45 0        
          (16%)       0 1
AMISTAD                    
27-Mar-15 0:00 4040 6181 331.635 2167 2        
Requested 6:00 U.S. 20.00 CMS (54%)       0 0
Release   MEX. 3.00 CMS            
FALCON                    
27-Mar-15 0:00 3265 3883 84.550 1356 2        
Requested 6:00 U.S. 2.00 CMS (42%)       0 0
Release   MEX. 0.00 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                    
27-Mar-15 0:00 24,322 3591.14 10,924 -5        
LAKE MEAD                    
27-Mar-15 0:00 25,877 1085.4 10,463 -14        
                     
                     
                     
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                    
3/27/15 8:00 245 317 1776.870 224.690 0.250 92%        
BOQUILLA                    
3/27/15 8:00 2894 3278 1314.060 2411.456 25.000 83%        
F.I. MADERO                    
3/27/15 8:00 355 478 1238.990 344.445 11.200 97%        
PICO DEL AGUILA                    
3/27/15 8:00 51 87 1610.530 23.670 2.200 46%        
CHIHUAHUA                    
3/27/15 8:00 26 38 1540.420 22.193 0.030 86%        
EL REJON                    
3/27/15 8:00 7 8 1476.770 6.334 0.000 96%        
LUIS L. LEON                    
3/27/15 8:00 292 832 1034.260 280.432 4.000 96%        
    RIO SAN DIEGO BASIN                    
CENTENARIO                    
3/27/15 8:00 25 26 336.150 24.589 0.000 100%        
SAN MIGUEL                    
3/27/15 8:00 21 22 341.750 21.214 0.000 103%        
    RIO SAN RODRIGO BASIN                  
LA FRAGUA                    
3/27/15 8:00 47 85 298.660 34.969 0.000 74%        
    RIO SALADO BASIN                    
VENUSTIANO CARRANZA                    
3/27/15 8:00 1313 1322 259.000 835.792 5.329 64%        
                     
                     
    RIO ALAMO BASIN                    
LAS BLANCAS                    
3/27/15 8:00 84 134 84.270 20.916 0.000 25%        
    RIO SAN JUAN BASIN                    
EL CUCHILLO                    
3/27/15 8:00 1123 1784 165.170 1530.292 0.077 136%        
MARTE GOMEZ                    
3/27/15 8:00 782 2304 77.560 980.163 6.000 125%        
                     
  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.