Hart Lake Dam Lower, located in Lincolnton, North Carolina, is a privately owned structure that has been regulating the flow of Sampson Creek since it was completed in 1970.
Wind
Humidity
With a hydraulic height of 23 feet and a structural height of 30 feet, this earth dam serves multiple purposes including recreation and other activities. The dam has a normal storage capacity of 59.4 acre-feet and a maximum storage capacity of 77 acre-feet, covering a surface area of 4.95 acres.
Despite being in fair condition as of the last assessment in December 2020, Hart Lake Dam Lower is classified as having a significant hazard potential. The dam, with a drainage area of 282 square miles, poses a risk that is closely monitored by the NCDEQ Dam Safety Program. In the event of an emergency, the dam is subject to a regular inspection schedule with an inspection frequency of 2 years to ensure its structural integrity and the safety of downstream communities. The dam's operation and maintenance are critical to protecting the surrounding area from flooding and maintaining water resources for recreational use.
Year Completed |
1970 |
Dam Length |
300 |
River Or Stream |
Sampson Creek |
Primary Dam Type |
Earth |
Surface Area |
4.95 |
Hydraulic Height |
23 |
Drainage Area |
282 |
Nid Storage |
77 |
Structural Height |
30 |
Hazard Potential |
Significant |
Nid Height |
30 |
Henry Fork Near Henry River
|
41cfs |
Jacob Fork At Ramsey
|
17cfs |
Indian Creek Near Laboratory
|
608cfs |
First Broad River Near Casar
|
51cfs |
Long Creek Near Bessemer City
|
13cfs |
Killian Creek Near Mariposa
|
37cfs |