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Rio Grande Project

Rio Grande Project Adjusted Spring Runoff Forecast
April 1, 2009

Otowi Gauging Station
Most Probable  
(50% Exceedance) (70% Exceedance)
(Acre-Feet) (% of Avg) (Acre-Feet) (% of Avg)
NRCS/NWS Natural Forecast - Mar-Jul 650,000 86 540,000 71
 
Adjustments to Natural Forecast  
 
March  
El Vado Reservoir Pre-Release 2,200 2,200
April  
El Vado Reservoir Pre-Release 5,000 5,000
Platoro Reservoir Storage 0 0
May  
El Vado Reservoir Storage for MRGCD & Pueblos -33,000 -33,000
Abiquiu Reservoir Storage for Flood Control -10,000 -10,000
Abiquiu Reservoir Release for Flood Control 10,000 10,000
Platoro Reservoir Release for Flood Control 0 0
June  
Abiquiu Reservoir Release for Minnow 5,000 5,000
Platoro Reservoir Storage -7,000 -5,000
July  
El Vado Reservoir Release for Irrigation 15,000 20,000
Abiquiu Reservoir Release for Minnow 10,000 10,000
 
Adjusted Spring Runoff Forecast 647,200 85 544,200 72

San Marcial Gauging Stations
Most Probable  
(50% Exceedance) (70% Exceedance)
(Acre-Feet) (% of Avg) (Acre-Feet) (% of Avg)
NRCS/NWS Natural Forecast - Mar-Jul 480,000 84 360,000 63
 
Adjustments to Natural Forecast  
 
March  
El Vado Reservoir Pre-Release 2,200 2,200
April  
El Vado Reservoir Pre-Release 5,000 5,000
Platoro Reservoir Storage 0 0
May  
El Vado Reservoir Storage for MRGCD & Pueblos -33,000 -33,000
Abiquiu Reservoir Storage for Flood Control -10,000 -10,000
Abiquiu Reservoir Release for Flood Control 10,000 10,000
Platoro Reservoir Storage 0 0
June  
Abiquiu Reservoir Release for Minnow 5,000 5,000
Platoro Reservoir Storage -7,000 -5,000
July  
El Vado Reservoir Release for Irrigation 15,000 20,000
Abiquiu Reservoir Release for Minnow 10,000 10,000
March - July  
Middle Valley Depletions/Gains -34,250 -20,500
June - July  
Minnow Water & MRGCD Releases -18,750 -22,500
 
Adjusted Spring Runoff Forecast 424,200 74 321,200 56

*** For other useful Rio Grande Project water data ***
http://www.usbr.gov/uc/elpaso/water

*** Preliminary Data ... All Data Subject To Revision ***

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Last updated: June 17, 2009