Granger Dam and Lake (Granger Lake)

Field Descriptions

Dam Name: Granger Dam and Lake
Other Name: GRANGER LAKE
Former Name: LANEPORT RESERVOIR
NID ID: TX08005
Longitude: -97.3167
Latitude: 30.7033
County: WILLIAMSON
River: SAN GABRIEL RIVER
State: TX
Nearest City: LANEPORT
Distance: 2.00 miles
Owner Name: CESWF
Owner Type: Federal
Dam Designer: CESWF
Private Dam? No
Dam Type: Earth
Core: Earth (Type)
Foundation: R
Purposes: Water Supply
Year Completed: 1979
Dam Length: 15240 feet
Dam Height: 115 feet
Structural Height: 115 feet
Hydraulic Height: 114 feet
Maximum Discharge: 342330 cu ft/sec
Maximum Storage: 650000 acre-feet
Normal Storage: 65500 acre-feet
Surface Area: 4400 acres
Drainage Area: 475 square miles
Hazard Potential: High
Emergency Action Plan? Yes
Inspection Date: 2012-07-09
Inspection Frequency: 5
State Regulated Dam? No
State Regulating Agency: N
Spillway Type: Uncontrolled
Spillway Width: 950 feet
Outlet Gates: Uncontrolled
Volume of Dam: 15687500 cubic yards
Federal Funding Agency: GRANGER LAKE
Federal Design Agency: Department of Defense;
U.S. Army Corps of Engineers
Federal Construction Agency: Department of Defense;
U.S. Army Corps of Engineers
Federal Regulatory Agency: Department of Defense;
U.S. Army Corps of Engineers
Federal Inspection Agency: CE
Federal Operating Agency: Department of Defense;
U.S. Army Corps of Engineers
Federal Owner (Agency): Department of Defense;
U.S. Army Corps of Engineers
Other Federal Agencies: Department of Defense;
U.S. Army Corps of Engineers
Source Agency: Department of Defense;
U.S. Army Corps of Engineers

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