Green Point-Lower (No. 1)
Key Takeaway
Green Point-Lower (No. 1) is classified as significant hazard in Oregon. It was completed in 1938 and is 88 years old. Its primary use is irrigation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 36 ft (taller than 72.6% in OR) |
| Dam Length | 558 ft |
| Dam Type | Earth |
| Max Storage | 275 acre-ft |
| Normal Storage | 250 acre-ft |
| Surface Area | 14 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 211 cfs |
| Year Completed | 1938 (88 years old) |
| NID ID | OR00128 |
Safety Information
No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
FARMERS IRRIGATION DISTRICT
Local Government
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Green Point-Lower (No. 1)?
Green Point-Lower (No. 1) is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Green Point-Lower (No. 1)?
Green Point-Lower (No. 1) is owned by FARMERS IRRIGATION DISTRICT (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Green Point-Lower (No. 1) built?
Green Point-Lower (No. 1) was completed in 1938, making it 88 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 Green Point-Lower (No. 1)?
Green Point-Lower (No. 1) 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 Green Point-Lower (No. 1)?
Green Point-Lower (No. 1) has a dam height of 36 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 Green Point-Lower (No. 1) last inspected?
Green Point-Lower (No. 1) was last inspected on October 11, 2018. Inspection dates indicate when a formal review occurred, not the results of that inspection.