Brinkley Twin Lakes Dam #1
Brinkley Twin Lakes Dam #1 is an earth dam located in Mecklenburg County, North Carolina, built in 1950. It carries a Significant hazard potential classification and has a fair condition assessment.
About Brinkley Twin Lakes Dam #1
The primary purpose of Brinkley Twin Lakes Dam #1 is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Ztg Synergy, Llc (private).
The dam stands 22 feet tall and stretches 480 feet across, has a maximum storage capacity of 54 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1950, the structure is well-established, with more than 75 years of service.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 12/09/2024.
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Location
| State | North Carolina |
| County | Mecklenburg |
| Nearest City | Mount Holly |
| Coordinates | 35.31440, -80.97110 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 22 ft |
| Dam Length | 480 ft |
| Year Completed | 1950 (76 years old) |
Storage & Hydraulics
| NID Storage | 54 acre-ft |
| Max Storage | 54 acre-ft |
| Normal Storage | 45 acre-ft |
| Drainage Area | 0 sq mi |
| Max Discharge | 99 cfs |
| Spillway Type | None |
Ownership & Safety
| Purpose | Recreation |
| Owner | ZTG Synergy, LLC |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 12/09/2024 |
| Emergency Action Plan | No |
Identifiers
| NID ID | NC00410 |
| Federal ID | NC00410 |
| More Info | State Dam Safety Program |