Caballo Dam

Overview
The Caballo Dam and Reservoir are on the Rio Grande 25 miles downstream from Elephant Butte Dam. The dam is an earthfill structure 96 feet high and 4,590 feet long, and has a capacity of 343,990 acre-feet of water. Water discharged from the Elephant Butte Powerplant during winter power generation is impounded at Caballo Dam for irrigation use during the summer.

General
RegionFacilities in Upper Colorado | Upper Colorado Home Page
StateNew Mexico
CountySierra
ProjectRio Grande
Dam Type
ReservoirCaballo
WatercourseRio Grande
Location
Longitude-107.2917
Latitude32.8964
Original Construction1936-1938
Modified Construction
National ID NumberNM00131
Hydrologic Unit Code

Dimensions
Structural Height96.00 ft
Hydraulic Height (Normal Operating Depth at Dam)82.00 ft
Top Parapet (Elevation)
Spillway Crest Elevation4161.00 ft
Crest Elevation4190.00 ft
Crest Length4590.00 ft
Crest Width
Base Width
Volume of Dam Construction Materials1,243,644 cu. yards
Streambed at Dam Axis4104.00 ft
Top of Exclusive Flood Control Pool (Elevation)
Top of Joint Use Pool (Elevation)
Top of Active Conservation Pool (Elevation)4172.44 ft
Top of Inactive Conservation Pool (Elevation)4104.00 ft
Top of Dead Storage Pool (Elevation)4104,00 ft

Hydraulics & Hydrology
Total Water Storage at Elevation
Maximum Water Surface Elevation4186.0 ft
Normal Water Surface Elevation
Spillway Type
Auxiliary SpillwayNo
Spillway Capacity at Elevation33200.00 cfs at 4182.00 ft
Auxiliary Spillway Capacity at Elevation
Uncontrolled Spillway Capacity at Elevation
Outlet Works Capacity at Elevation5000.00 cfs at 4182.00 ft
Diversion Capacity at Elevation
Drainage Area1300.00 sq mi
Hydrometeorological Report (HMR)HMR55
Probable Maximum Flood (PMF) Report

Contact Information
Owner
TitleArea Office Manager
OrganizationAlbuquerque Area Office
Address555 Broadway NE, Suite 100
CityAlbuquerque, NM 87102-2352
Phone (Office)505 462-3542
Operator
TitleArea Office Manager
OrganizationAlbuquerque Area Office
Address555 Broadway NE, Suite 100
CityAlbuquerque, NM 87102-2352
Phone (Office)505 462-3542


Last updated: Feb 19, 2009