The Dillard Lumber CO Dike, also known as the Dillard Lumber Log Pond, is a private earth dam located in Douglas County, Oregon.
Wind
Humidity
Completed in 1946, this dam spans 3,100 feet in length and has a height of 15 feet, with a maximum storage capacity of 285 acre-feet. Situated along the South Umpqua River, this dam serves a primary purpose of "Other" and is regulated by the Oregon Water Resources Department.
With a significant hazard potential and a condition assessment that is currently not rated, the Dillard Lumber CO Dike is inspected every three years to ensure its structural integrity and safety. The dam features a slide (sluice gate) outlet gate and is designed to handle a maximum discharge of 50 cubic feet per second. Despite being privately owned, the dam falls under state jurisdiction and is subject to permitting, inspection, and enforcement by the relevant regulatory agencies.
For water resource and climate enthusiasts, the Dillard Lumber CO Dike represents a vital infrastructure that plays a crucial role in managing water resources in the region. Its proximity to the South Umpqua River and the significant storage capacity it provides make it an essential component of the local water management system. With its historical significance and ongoing regulatory oversight, this dam serves as a focal point for understanding the intersection of human activity, water resource management, and environmental stewardship in the Pacific Northwest.
Year Completed |
1946 |
Dam Length |
3100 |
Dam Height |
15 |
River Or Stream |
SOUTH UMPQUA RIVER |
Primary Dam Type |
Earth |
Surface Area |
42.5 |
Hydraulic Height |
13 |
Nid Storage |
285 |
Structural Height |
15 |
Outlet Gates |
Slide (sluice gate) |
Hazard Potential |
Significant |
Nid Height |
15 |
South Umpqua River Near Brockway
|
351cfs |
Cow Creek Near Riddle
|
83cfs |
North Umpqua River At Winchester
|
1330cfs |
Cow Creek Near Azalea
|
37cfs |
West Fork Cow Creek Near Glendale
|
19cfs |
Little River At Peel
|
2120cfs |
| Location | Reservations | Toilets |
|---|---|---|
Douglas County Fairgrounds RV Park
|
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Millsite Municipal Park
|
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Ben Irving Park
|
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Charles V. Stanton Park
|