Nissan Detention Pond Dam

Nissan Detention Pond Dam is an earth dam located in Rutherford County, Tennessee, built in 1983. It carries a High hazard potential classification and has a satisfactory condition assessment.

About Nissan Detention Pond Dam

The primary purpose of Nissan Detention Pond Dam is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Nissan North America, Inc. (private). It impounds the Trib-stones River near Smyrna.

The dam stands 17 feet tall and stretches 3,000 feet across, has a maximum storage capacity of 196 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1983, the structure is 43 years old.

This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. An emergency action plan is in place for this dam. The most recent inspection on record was 05/06/2024.

Living Downstream

If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The Tennessee dam safety program can provide more specific information about emergency planning for this structure.

Search for dams near your address to see all dams in your area with hazard classifications and safety data.

High HazardSatisfactory ConditionEmergency Action Plan: Yes

Location

StateTennessee
CountyRutherford
Nearest CitySmyrna
River/StreamTrib-stones River
Coordinates35.96611, -86.47361

Physical Characteristics

Dam TypeEarth
NID Height17 ft
Dam Length3,000 ft
Year Completed1983 (43 years old)

Storage & Hydraulics

NID Storage196 acre-ft
Max Storage196 acre-ft
Drainage Area1 sq mi
Spillway TypeUncontrolled

Ownership & Safety

PurposeFlood Risk Reduction
OwnerNissan North America, Inc.
Owner TypePrivate
Hazard ClassificationHigh
Condition AssessmentSatisfactory
Last Inspection05/06/2024
Emergency Action PlanYes

Identifiers

NID IDTN14907
Federal IDTN14907
More InfoState Dam Safety Program

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