Glen Raven Altamahaw Dam is a masonry dam located in Alamance County, North Carolina. It carries a Low hazard potential classification.
Dam profile
NID height · 18 ft18 ft tall and 590 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic concrete gravity section and the water level is illustrative.
About Glen Raven Altamahaw Dam
The primary purpose of Glen Raven Altamahaw Dam is hydroelectric. The dam generates hydroelectric power by channeling water through turbines, converting the energy of flowing water into electricity. The dam is owned by Glen Raven Mills, Inc. (private). It impounds the Haw River.
The dam stands 18 feet tall and stretches 590 feet across, creates a reservoir covering 25 acres, has a maximum storage capacity of 3,062 acre-feet, and collects water from a drainage area of 188 square miles.
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. The most recent inspection on record was 12/23/2024.
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Location
| State | North Carolina |
| County | Alamance |
| River/Stream | Haw River |
| Coordinates | 36.18260, -79.51110 |
Physical Characteristics
| Dam Type | Masonry |
| NID Height | 18 ft |
| Dam Length | 590 ft |
Storage & Hydraulics
| NID Storage | 3,062 acre-ft |
| Max Storage | 3,062 acre-ft |
| Normal Storage | 3,062 acre-ft |
| Surface Area | 25 acres |
| Drainage Area | 188 sq mi |
| Spillway Type | None |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | Glen Raven Mills, Inc. |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 12/23/2024 |
| Emergency Action Plan | No |
Identifiers
| NID ID | NC04759 |
| Federal ID | NC04759 |
| More Info | State Dam Safety Program |