Crabtree Creek WS Dam #11-A

Richland Creek· Wake, North Carolina· Built 1980· Earth·
High Hazard Flood Risk Reduction Other Local Government

Key Takeaway

Crabtree Creek WS Dam #11-A is classified as high hazard in North Carolina. It was completed in 1980 and is 46 years old. Its primary use is flood risk reduction. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.

Physical Details

Dam Length745 ft
Dam TypeEarth
Max Storage3.3K acre-ft
Normal Storage323 acre-ft
Surface Area45 acres
Drainage Area3,320 sq mi
Max Discharge24,610 cfs
Year Completed1980 (46 years old)
NID IDNC01720

Safety Information

High Hazard

Loss of human life is likely if the dam fails.

Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?

Emergency Action Plan: Yes
Last Inspection: March 22, 2023
State Regulated: Yes
Regulatory Agency: NCDEQ, DEMLR, Dam Safety Program

Ownership

Wake County Community Development Services

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Crabtree Creek WS Dam #11-A?

Crabtree Creek WS Dam #11-A is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Crabtree Creek WS Dam #11-A?

Crabtree Creek WS Dam #11-A is owned by Wake County Community Development Services (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Crabtree Creek WS Dam #11-A built?

Crabtree Creek WS Dam #11-A was completed in 1980, making it 46 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 Crabtree Creek WS Dam #11-A?

Crabtree Creek WS Dam #11-A serves the following purposes: Flood Risk Reduction, Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

When was Crabtree Creek WS Dam #11-A last inspected?

Crabtree Creek WS Dam #11-A was last inspected on March 22, 2023. 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.