Calderwood Reservoir
Key Takeaway
Calderwood Reservoir is classified as low hazard in Oregon. It was completed in 1908 and is 118 years old. Its primary use is irrigation.
Physical Details
| Dam Height | 12 ft (taller than 7.2% in OR) |
| Dam Length | 260 ft |
| Dam Type | Earth |
| Max Storage | 1.5K acre-ft |
| Normal Storage | 1.5K acre-ft |
| Surface Area | 97 acres |
| Drainage Area | 8 sq mi |
| Max Discharge | 120 cfs |
| Year Completed | 1908 (118 years old) |
| NID ID | OR00408 |
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
GLEN PERKEY
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Calderwood Reservoir?
Calderwood Reservoir 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 Calderwood Reservoir?
Calderwood Reservoir is owned by GLEN PERKEY (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Calderwood Reservoir built?
Calderwood Reservoir was completed in 1908, making it 118 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 Calderwood Reservoir?
Calderwood Reservoir 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 Calderwood Reservoir?
Calderwood Reservoir has a dam height of 12 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.