Twin Buttes Dam

Overview

General
RegionFacilities in Great Plains | Great Plains Home Page
StateTexas
CountyTom Green
ProjectSan Angelo
Dam Type
ReservoirTwin Buttes
WatercourseSpring Creek
Location
Longitude-100.5333
Latitude31.3767
Original Construction1960-1963
Modified Construction
National ID NumberTX00022
Hydrologic Unit Code

Dimensions
Structural Height134.0 ft
Hydraulic Height (Normal Operating Depth at Dam)122.0 ft
Top Parapet (Elevation)
Spillway Crest Elevation1969.1 ft
Crest Elevation1991.0 ft
Crest Length42460.0 ft
Crest Width
Base Width
Volume of Dam Construction Materials
Streambed at Dam Axis
Top of Exclusive Flood Control Pool (Elevation)
Top of Joint Use Pool (Elevation)
Top of Active Conservation Pool (Elevation)1940.2 ft
Top of Inactive Conservation Pool (Elevation)1940.2 ft
Top of Dead Storage Pool (Elevation)1885.0 ft

Hydraulics & Hydrology
Volume
Total Water Storage at Elevation
Maximum Water Surface Elevation
Normal Water Surface Elevation1940.2 ft
Spillway Type
Auxiliary SpillwayNo
Spillway Capacity at Elevation
Auxiliary Spillway Capacity at Elevation
Uncontrolled Spillway Capacity at Elevation
Outlet Works Capacity at Elevation
Diversion Capacity at Elevation
Drainage Area
Hydrometeorological Report (HMR)
Probable Maximum Flood (PMF) Report

Contact Information
OwnerNo value defined
OperatorNo value defined


Last updated: Apr 08, 2013