Lewis Creek #2 Dam

Lewis Creek #2 Dam is an earth dam located in Dyer County, Tennessee, built in 2001. It carries a High hazard potential classification and has a satisfactory condition assessment.

About Lewis Creek #2 Dam

The primary purpose of Lewis Creek #2 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 Wtrba (state). It impounds the Trib-lewis Creek.

The dam stands 32 feet tall and stretches 1,135 feet across, creates a reservoir covering 21 acres, has a maximum storage capacity of 690 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 2001, the structure is relatively new.

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 03/11/2025.

At 32 feet, this dam is taller than 76% of dams nationwide.

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
CountyDyer
River/StreamTrib-lewis Creek
Coordinates36.10722, -89.44306

Physical Characteristics

Dam TypeEarth
NID Height32 ft
Dam Length1,135 ft
Year Completed2001 (25 years old)

Storage & Hydraulics

NID Storage690 acre-ft
Max Storage690 acre-ft
Normal Storage160 acre-ft
Surface Area21 acres
Drainage Area0 sq mi
Spillway TypeUncontrolled

Ownership & Safety

PurposeFlood Risk Reduction
OwnerWtrba
Owner TypeState
Hazard ClassificationHigh
Condition AssessmentSatisfactory
Last Inspection03/11/2025
Emergency Action PlanYes

Identifiers

NID IDTN04524
Federal IDTN04524
More InfoState Dam Safety Program

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