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 13-Jul-18   35.99              
RG AT EL PASO 13-Jul-18 1.452 20.70              
RG BELOW AMERICAN DAM 13-Jul-18 1.774 3.88              
AMERICAN CANAL 13-Jul-18 1.868 16.10              
RG AT FORT QUITMAN 13-Jul-18 2.214 1.28              
RG ABOVE RIO CONCHOS 13-Jul-18 2.350 4.14              
RG BELOW RIO CONCHOS 13-Jul-18 0.809 6.51              
RG AT JOHNSON RANCH 13-Jul-18 1.521 12.10              
RG AT FOSTER RANCH 13-Jul-18 0.724 31.90              
PECOS NEAR LANGTRY 13-Jul-18 0.487 2.33              
DEVILS AT PAFFORD 13-Jul-18 0.644 2.93              
AMISTAD DAM                    
RG AT DEL RIO 13-Jul-18 0.479 14.70              
RG AT EAGLE PASS 13-Jul-18 0.970 31.10              
RG NEAR EL INDIO 13-Jul-18 1.919 34.80              
RG AT COLOMBIA                13-Jul-18 2.201 35.70              
RG AT LAREDO 13-Jul-18 0.694 40.30              
FALCON DAM                    
RG AT RIO GRANDE CTY 13-Jul-18 8.073 40.60              
RG BL ANZALDUAS DAM 13-Jul-18 24.620 38.50              
RG AT SAN BENITO 13-Jul-18 10.711 11.10              
RG AT BROWNSVILLE 13-Jul-18 1.740 16.90              
                     
ANZALDUAS SALINITY 13-Jul-18 31.530 965 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
13-Jul-18 00:00 2496 2496 1313.440 226 -5        
          (9%)       1 0
CABALLO                    
13-Jul-18 00:00 280 403 1262.420 42 1        
          (15%)       0 1
AMISTAD                    
13-Jul-18 00:00 4040 6181 330.410 1970 -3        
Requested 06:00 U.S. 40.00 CMS (49%)       0 0
Release   MEX. 3.00 CMS            
FALCON                    
13-Jul-18 00:00 3265 3883 80.770 742 -3        
Requested 06:00 U.S. 30.00 CMS (23%)       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                    
13-Jul-18 00:00 24,322 3607.58 12,488 -22        
LAKE MEAD                    
13-Jul-18 00:00 25,877 1076.56 9,728 15        
                     
                     
                     
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                    
7/12/18 8:00 245 317 0.000 180.525 0.000 74%        
BOQUILLA                    
7/12/18 8:00 2894 3278 0.000 1931.494 16.300 67%        
F.I. MADERO                    
7/12/18 8:00 355 478 0.000 214.537 11.300 60%        
PICO DEL AGUILA                    
7/12/18 8:00 48 87 0.000 17.276 1.700 36%        
CHIHUAHUA                    
7/12/18 8:00 23 38 0.000 17.518 0.090 75%        
EL REJON                    
7/12/18 8:00 7 8 0.000 4.862 0.000 74%        
LUIS L. LEON                    
7/12/18 8:00 292 832 0.000 222.279 6.500 76%        
    RIO SAN DIEGO BASIN                    
CENTENARIO                    
7/12/18 8:00 25 26 0.000 17.706 0.800 72%        
SAN MIGUEL                    
7/12/18 8:00 21 22 0.000 12.083 0.000 57%        
    RIO SAN RODRIGO BASIN                  
LA FRAGUA                    
7/12/18 8:00 47 85 0.000 34.415 0.000 73%        
    RIO SALADO BASIN                    
VENUSTIANO CARRANZA                    
7/12/18 8:00 1313 1322 0.000 613.697 10.000 47%        
                     
                     
    RIO ALAMO BASIN                    
LAS BLANCAS                    
7/12/18 8:00 84 134 0.000 12.600 0.300 15%        
    RIO SAN JUAN BASIN                    
EL CUCHILLO                    
7/12/18 8:00 1123 1784 0.000 772.161 5.163 69%        
MARTE GOMEZ                    
7/12/18 8:00 782 2304 0.000 423.939 0.000 54%        
                     
  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.