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.        
Previous Reports        
                     
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 WEB          
    METERS             CMS     MM LINK          
RG BELOW CABALLO DAM 1-Dec-23   0.03              
RG AT EL PASO 1-Dec-23 0.584 0.22   8364000          
RG BELOW AMERICAN DAM 1-Dec-23 1.136 0.04   8365000          
AMERICAN CANAL 1-Dec-23 0.167 0.48   8364500          
RG AT FORT QUITMAN 1-Dec-23 2.328 1.02   8370500          
RG ABOVE RIO CONCHOS 1-Dec-23 2.045 0.02   8371500          
RG BELOW RIO CONCHOS 1-Dec-23 0.515 0.38   8374200          
RG AT JOHNSON RANCH 1-Dec-23 0.866 0.31   8375000          
RG AT FOSTER RANCH 1-Dec-23 0.447 6.37   8377200          
PECOS NEAR LANGTRY 1-Dec-23 0.533 3.72   8447410          
DEVILS AT PAFFORD 1-Dec-23 0.681 4.32   8449400          
AMISTAD DAM                    
RG AT DEL RIO 1-Dec-23 0.440 12.85   8451800          
RG AT EAGLE PASS 1-Dec-23 0.966 26.50   8458000          
RG NEAR EL INDIO 1-Dec-23 1.932 41.81   8458700          
RG AT COLOMBIA                1-Dec-23 2.180 35.65   8458800          
RG AT LAREDO 1-Dec-23 0.580 25.44   8459000          
FALCON DAM       0            
RG AT RIO GRANDE CTY 1-Dec-23 7.736 15.53   8464700          
RG BL ANZALDUAS DAM 1-Dec-23 23.650 9.08 0 8469200          
RG AT SAN BENITO 1-Dec-23 10.697 11.00   8473700          
RG AT BROWNSVILLE 1-Dec-23 1.630 1.69   8475000          
                     
ANZALDUAS SALINITY 1-Dec-23 31.420 975 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
1-Dec-23 0:00 2496 2496 1320.240 462 3        
          (19%)       0 1
CABALLO                    
1-Dec-23 0:00 280 403 1258.950 10 0        
          (4%)       1 0
AMISTAD - 08450800                    
1-Dec-23 0:00 3980 6056 323.650 1102 0        
Requested 6:00 U.S. 25.00 CMS (28%)       0 0
Release   MEX. 3.00 CMS            
FALCON - 08461200                    
1-Dec-23 0:00 3289 3923 79.600 564 2        
Requested 6:00 U.S. 5.00 CMS (17%)       0 1
Release   MEX. 5.00 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                    
1-Dec-23 0:00 25,160 3571.43 8,626 -9        
LAKE MEAD                    
1-Dec-23 0:00 28,945 1064.81 8,792 2        
                     
                     
                     
MEXICAN RESERVOIRS      
(Storages in Million M3, Elevations in Meters, Releases in CMS)      
                     
Reservoir                     Date Normal Flood   Current      Spill Percent        
  Cons. Control Chg in Sto. Storage or of        
  Capacity Capacity     Release Cons.        
    RIO CONCHOS BASIN                    
SAN GABRIEL                    
12/1/23 0:00 245 377 0.000 138.268 0.000 56%        
BOQUILLA                    
12/1/23 0:00 2894 3208 0.000 1115.418 0.000 39%        
F.I. MADERO                    
12/1/23 0:00 355 456 0.000 110.507 0.000 31%        
PICO DEL AGUILA                    
12/1/23 0:00 48 89 0.000 21.910 0.000 45%        
CHIHUAHUA                    
12/1/23 0:00 23 36 0.000 14.374 0.060 61%        
EL REJON                    
12/1/23 0:00 7 8 0.000 5.727 0.000 87%        
LUIS L. LEON                    
12/1/23 0:00 292 825 0.827 248.545 0.000 85%        
    RIO SAN DIEGO BASIN                    
CENTENARIO                    
12/1/23 0:00 25 26 0.000 20.668 0.000 84%        
SAN MIGUEL                    
12/1/23 0:00 21 22 -0.047 20.748 0.000 98%        
    RIO SAN RODRIGO BASIN                  
LA FRAGUA                    
12/1/23 0:00 47 85 0.000 31.984 0.000 68%        
    RIO SALADO BASIN                    
VENUSTIANO CARRANZA                    
12/1/23 0:00 874 1322 -0.559 174.708 0.000 20%        
                     
                     
    RIO ALAMO BASIN                    
LAS BLANCAS                    
12/1/23 0:00 19 134 -0.039 9.105 0.220 48%        
    RIO SAN JUAN BASIN                    
EL CUCHILLO                    
12/1/23 0:00 1123 1784 0.811 493.384 5.757 44%        
MARTE GOMEZ                    
12/1/23 0:00 782 2209 0.947 442.882 0.000 57%        
                     
  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.