Mcnairy Cypress Creek #4 Dam
Mcnairy Cypress Creek #4 Dam is an earth dam located in McNairy County, Tennessee, built in 1989. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Mcnairy Cypress Creek #4 Dam
The primary purpose of Mcnairy Cypress Creek #4 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 Mcnairy County (local government). It impounds the Ramer Branch.
The dam stands 24 feet tall and stretches 570 feet across, creates a reservoir covering 26 acres, has a maximum storage capacity of 987 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1989, the structure is 37 years old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 01/08/2024.
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Location
| State | Tennessee |
| County | McNairy |
| River/Stream | Ramer Branch |
| Coordinates | 35.09000, -88.63194 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 24 ft |
| Dam Length | 570 ft |
| Year Completed | 1989 (37 years old) |
Storage & Hydraulics
| NID Storage | 987 acre-ft |
| Max Storage | 987 acre-ft |
| Normal Storage | 91 acre-ft |
| Surface Area | 26 acres |
| Drainage Area | 1 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | McNairy County |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 01/08/2024 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TN10916 |
| Federal ID | TN10916 |
| More Info | State Dam Safety Program |