Hallmark Lake is an earth dam located in Jefferson County, Alabama, built in 1976. It carries a Low hazard potential classification.
Dam profile
NID height · 40 ft40 ft tall and 745 ft long, taller than 86% 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 Hallmark Lake
The primary purpose of Hallmark Lake is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Fred H & Mary R Hallmark (private). It impounds the Tr-locust Fork near Sayre.
The dam stands 40 feet tall and stretches 745 feet across, and has a maximum storage capacity of 313 acre-feet. Completed in 1976, the structure is 50 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.
At 40 feet, this dam is taller than 86% of dams nationwide.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Alabama |
| County | Jefferson |
| Nearest City | Sayre |
| River/Stream | Tr-locust Fork |
| Coordinates | 33.77667, -86.82833 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 40 ft |
| Dam Length | 745 ft |
| Year Completed | 1976 (50 years old) |
Storage & Hydraulics
| NID Storage | 313 acre-ft |
| Max Storage | 313 acre-ft |
| Normal Storage | 273 acre-ft |
| Max Discharge | 1,256 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | Fred H & Mary R Hallmark |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | No |
Identifiers
| NID ID | AL01572 |
| Federal ID | AL01572 |
| More Info | ASDSO on Alabama (no state dam safety program) |