Pettit Reservoir in Marion County, Oregon, is a privately owned water resource managed by the Natural Resources Conservation Service.
Wind
Humidity
Completed in 1963, this Earth dam stands at 26 feet tall and spans 850 feet in length, holding a maximum storage capacity of 290 acre-feet with a normal storage of 223 acre-feet. The reservoir covers 19 acres and is fed by Brush Creek, providing recreational opportunities for visitors.
With a significant hazard potential and a moderate risk assessment, Pettit Reservoir is subject to state regulation and inspection by the Oregon Water Resources Department. The dam features an uncontrolled spillway and a slide gate as the outlet mechanism. While its condition assessment is currently not rated, the reservoir undergoes inspections every three years to ensure its structural integrity and safety. Additionally, Pettit Reservoir's emergency action plan status and risk management measures remain unspecified, warranting further attention and preparedness efforts.
Located in Aurora, Oregon, Pettit Reservoir serves as a crucial water source for the surrounding area while offering recreational activities for enthusiasts. As an Earth dam structure with a history dating back to the early 1960s, the reservoir embodies a blend of functional water management and leisure opportunities, highlighting the intersection of natural resource conservation and public engagement. Its role in the local ecosystem and community underscores the importance of sustainable water resource management in the face of changing climate conditions.
Year Completed |
1963 |
Dam Length |
850 |
Dam Height |
24 |
River Or Stream |
BRUSH CREEK |
Primary Dam Type |
Earth |
Surface Area |
19 |
Hydraulic Height |
22 |
Drainage Area |
1.66 |
Nid Storage |
290 |
Structural Height |
26 |
Outlet Gates |
Slide (sluice gate) |
Hazard Potential |
Significant |
Nid Height |
26 |
Silver Creek At Silverton
|
52cfs |
Abiqua Creek At Silverton
|
74cfs |
Zollner Creek Near Mt Angel
|
320cfs |
Butte Creek At Monitor
|
453cfs |
Pudding River Near Woodburn
|
4380cfs |
Willamette River At Salem
|
35800cfs |
| Location | Reservations | Toilets |
|---|---|---|
North Falls Group Camp
|
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Silver Falls State Park
|
||
Howard Creek Horse Camp
|
||
F
|
||
A
|
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D
|