Cole and Forrester
Key Takeaway
Cole and Forrester is classified as low hazard in Oregon. It was completed in 1951 and is 75 years old. Its primary use is irrigation.
Physical Details
| Dam Height | 35 ft (taller than 69.6% in OR) |
| Dam Length | 325 ft |
| Dam Type | Earth |
| Max Storage | 122 acre-ft |
| Normal Storage | 122 acre-ft |
| Surface Area | 10 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 106 cfs |
| Year Completed | 1951 (75 years old) |
| NID ID | OR00229 |
Safety Information
No probable loss of human life and low economic/environmental losses expected.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
STONEBRIDGE, LTD.
Private
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Low Hazard 37 ftFrequently Asked Questions
What is the hazard classification of Cole and Forrester?
Cole and Forrester is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Cole and Forrester?
Cole and Forrester is owned by STONEBRIDGE, LTD. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Cole and Forrester built?
Cole and Forrester was completed in 1951, making it 75 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.
What is the primary purpose of Cole and Forrester?
Cole and Forrester serves the following purposes: Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Cole and Forrester?
Cole and Forrester has a dam height of 35 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.
When was Cole and Forrester last inspected?
Cole and Forrester was last inspected on February 10, 2009. Inspection dates indicate when a formal review occurred, not the results of that inspection.