Lillian Lake Dam is an earth dam located in Houston County, Georgia, built in 1969. It carries a Low hazard potential classification.
Dam profile
NID height · 17 ft17 ft tall and 350 ft long. 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 Lillian Lake Dam
The primary purpose of Lillian Lake Dam is fire protection, stock, or small fish pond. The dam maintains a small impoundment used for fire suppression, livestock watering, or as a fish pond. The dam is owned by Lake Lillian Homeowners Association (private). It impounds the Unknown near Lake Joy Community.
The dam stands 17 feet tall and stretches 350 feet across, creates a reservoir covering 8 acres, has a maximum storage capacity of 102 acre-feet, and collects water from a drainage area of 490 square miles. Completed in 1969, the structure is well into its service life at over 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. The most recent inspection on record was 01/01/2018.
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Location
| State | Georgia |
| County | Houston |
| Nearest City | Lake Joy Community |
| River/Stream | Unknown |
| Coordinates | 32.50556, -83.72167 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 17 ft |
| Dam Height | 17 ft |
| Dam Length | 350 ft |
| Year Completed | 1969 (57 years old) |
Storage & Hydraulics
| NID Storage | 102 acre-ft |
| Max Storage | 102 acre-ft |
| Normal Storage | 40 acre-ft |
| Surface Area | 8 acres |
| Drainage Area | 490 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Lake Lillian Homeowners Association |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 01/01/2018 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | GA00235 |
| Federal ID | GA00235 |
| More Info | State Dam Safety Program |