Spring Lake Estates

WILLAMETTE RIVER, TRIB TO· Marion, Oregon· Built 1972· Earth· 34 ft tall
Significant Hazard Recreation Private

Key Takeaway

Spring Lake Estates is classified as significant hazard in Oregon. It was completed in 1972 and is 54 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 34 ft (taller than 68.2% in OR)
Dam Length620 ft
Dam TypeEarth
Max Storage120 acre-ft
Normal Storage104 acre-ft
Surface Area8 acres
Drainage Area1 sq mi
Max Discharge50 cfs
Year Completed1972 (54 years old)
NID IDOR00532

Safety Information

Significant Hazard

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?

Emergency Action Plan: No
Last Inspection: March 10, 2020
State Regulated: Yes
Regulatory Agency: OWRD

Ownership

SPRING LAKE ESTATES

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Spring Lake Estates?

Spring Lake Estates 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 Spring Lake Estates?

Spring Lake Estates is owned by SPRING LAKE ESTATES (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Spring Lake Estates built?

Spring Lake Estates was completed in 1972, making it 54 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 Spring Lake Estates?

Spring Lake Estates serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Spring Lake Estates?

Spring Lake Estates has a dam height of 34 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 Spring Lake Estates last inspected?

Spring Lake Estates was last inspected on March 10, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.

Data from the National Inventory of Dams (NID) maintained by the US Army Corps of Engineers. Dam conditions may have changed since the last update. This site is not affiliated with USACE. Do not use for emergency planning — contact your local dam safety program.