Piper Glen Dam C is an earth dam located in Mecklenburg County, North Carolina, built in 1994. It carries a Significant hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 34 ft34 ft tall and 280 ft long, taller than 78% of U.S. dams with a recorded height. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Piper Glen Dam C
The primary purpose of Piper Glen Dam C is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Lake Cal Association, Inc. (private). It impounds the Four Mile Creek.
The dam stands 34 feet tall and stretches 280 feet across, creates a reservoir covering 3 acres, and has a maximum storage capacity of 41 acre-feet. Completed in 1994, the structure is 32 years old.
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 12/06/2023.
At 34 feet, this dam is taller than 78% of dams nationwide.
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Location
| State | North Carolina |
| County | Mecklenburg |
| River/Stream | Four Mile Creek |
| Coordinates | 35.07980, -80.81010 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 34 ft |
| Dam Length | 280 ft |
| Year Completed | 1994 (32 years old) |
Storage & Hydraulics
| NID Storage | 41 acre-ft |
| Max Storage | 41 acre-ft |
| Normal Storage | 36 acre-ft |
| Surface Area | 3 acres |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Lake Cal Association, Inc. |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 12/06/2023 |
| Emergency Action Plan | No |
Identifiers
| NID ID | NC04815 |
| Federal ID | NC04815 |
| More Info | State Dam Safety Program |