County Trego

River Basin Smoky Hill-Saline

Top of Dam Elevation** 2198 ft.

Cedar Bluff Fact Sheet (pdf)
Kansas Water Office

Top of Flood Pool 2166 ft.
Original Storage Capacity* 376,950 acre-ft.
Capacity at Most Recent Survey* 364,342 acre-ft.
Estimated Current Capacity* 362,552 acre-ft.
Actual Sedimentation Rate* 256 acre-ft./yr
Design Sedimentation Rate** 260 acre-ft./yr
Loss of Capacity to Date* 3.82%
Top of Multipurpose Pool 2144 ft.
Original Storage Capacity* 185,090 acre-ft.
Estimated Current Capacity* 170,658 acre-ft.
Actual Sedimentation Rate* 256 acre-ft./yr
Multipurpose Pool Surface Area* 6,869 acres
Average Water Depth*** 30 ft.
Capacity at Most Recent Survey* 172,452 acre-ft.
Design Sedimentation Rate** 260 acre-ft./yr
Loss of Capacity to Date* 7.80%
Hydraulic Residence Time*** 13 years
Watershed Sediment Yield 0.05 acre-ft/mi²/yr
Design Life for Sediment Storage 100 Years
Years to Fill Sediment Storage Multipurpose Pool From Time of Gate Closure 102 Years
Year Sediment Storage is Filled 2052
Original Sediment Survey Year* 1951
Most Recent Survey Year*2000

Current Federally Authorized Purposes** Originally authorized for irrigation, flood control, and water supply, with incidental benefits for recreation, fish and wildlife, and water quality. In 1992 Congress reformulated the project to create an operating pool for fish, wildlife, and recreation. Irrigation was abandoned and the irrigation district was dissolved.
State Designated Uses***General purposes, expected aquatic life use, primary contact recreation, food procurement, industrialwater supply
Construction Began April, 1949
Gates Closed November 13, 1950
Multipurpose Pool Filled June 21, 1951
Watershed includes portions of Trego, Gove, Logan, Wallace, Greeley, Scott, Lane, Sherman, Thomas and Wichita counties.
Watershed Drainage Area** 5530 mi²
Major Streams Smoky Hill River
Hydrologic Unit Code 10260001, 02, 03, 04, 05
Percent of Watershed in Organized Watershed District* 0%
Elevation of Top of Watershed** 4650 ft.

* Kansas Water Office
** Army Corps of Engineers
*** KS Dept. of Health and Environment