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Rio Grande Project

Rio Grande Project Adjusted Spring Runoff Forecast
May 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 86 580,000 77
 
Adjustments to Natural Forecast  
 
March  
El Vado Reservoir Pre-Release 2,200 2,200
April  
El Vado Reservoir Pre-Release -15,000 -15,000
Platoro Reservoir Storage -4,000 -4,000
May  
El Vado Reservoir Storage for MRGCD & Pueblos -13,000 -13,000
Abiquiu Reservoir Storage for Flood Control -15,000 -15,000
Abiquiu Reservoir Release for Flood Control 15,000 15,000
Platoro Reservoir Storage -7,000 -7,000
June  
Abiquiu Reservoir Release for Minnow 5,000 5,000
Platoro Reservoir Storage -5,000 -5,000
July  
El Vado Reservoir Release for Irrigation 15,000 20,000
Abiquiu Reservoir Release for Minnow 10,000 10,000
Platoro Reservoir Release 5,000 5,000
 
Adjusted Spring Runoff Forecast 643,200 85 578,200 76

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 84 395,000 69
 
Adjustments to Natural Forecast  
 
March  
El Vado Reservoir Pre-Release 2,200 2,200
April  
El Vado Reservoir Storage for MRGCD & Pueblos -15,000 -15,000
Platoro Reservoir Storage -4,000 -4,000
May  
El Vado Reservoir Storage for MRGCD & Pueblos -13,000 -13,000
Abiquiu Reservoir Storage for Flood Control -15,000 -15,000
Abiquiu Reservoir Release for Flood Control 15,000 15,000
Platoro Reservoir Storage -7,000 -7,000
June  
Abiquiu Reservoir Release for Minnow 5,000 5,000
Platoro Reservoir Storage -5,000 -5,000
July  
El Vado Reservoir Release for Irrigation 15,000 20,000
Abiquiu Reservoir Release for Minnow 10,000 10,000
Platoro Reservoir Release 5,000 5,000
March - July  
Middle Valley Depletions/Gains due to Flood Waters -36,250 -24,500
June - July  
Minnow Water & MRGCD Releases -18,750 -22,500
 
Adjusted Spring Runoff Forecast 418,200 73 346,200 60

*** 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