Ponderosa

NIGGS CREEK· Scott, Tennessee· Built 1965· Earth·
Significant Hazard Private

Key Takeaway

Ponderosa is classified as significant hazard in Tennessee. It was completed in 1965 and is 61 years old. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Length425 ft
Dam TypeEarth
Max Storage77 acre-ft
Normal Storage27 acre-ft
Surface Area9 acres
Drainage Area1 sq mi
Year Completed1965 (61 years old)
NID IDTN15101

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: August 5, 2020
State Regulated: No

Ownership

TOWN OF ONEIDA

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Ponderosa?

Ponderosa 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 Ponderosa?

Ponderosa is owned by TOWN OF ONEIDA (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Ponderosa built?

Ponderosa was completed in 1965, making it 61 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.

When was Ponderosa last inspected?

Ponderosa was last inspected on August 5, 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.