Langley Dam is an earth dam located in Leon County, Florida, built in 1959. It carries a Low hazard potential classification.
Dam profile
NID height · 17 ft17 ft tall and 927 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 Langley Dam
The primary purpose of Langley Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Robert Langley (private). It impounds the Alford Arm near Tallahassee.
The dam stands 17 feet tall and stretches 927 feet across, creates a reservoir covering 20 acres, has a maximum storage capacity of 340 acre-feet, and collects water from a drainage area of 5 square miles. Completed in 1959, 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 05/15/1994. That was over 32 years ago.
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Location
| State | Florida |
| County | Leon |
| Nearest City | Tallahassee |
| River/Stream | Alford Arm |
| Coordinates | 30.54000, -84.16000 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 17 ft |
| Dam Height | 17 ft |
| Dam Length | 927 ft |
| Year Completed | 1959 (67 years old) |
Storage & Hydraulics
| NID Storage | 340 acre-ft |
| Max Storage | 340 acre-ft |
| Normal Storage | 260 acre-ft |
| Surface Area | 20 acres |
| Drainage Area | 5 sq mi |
| Max Discharge | 848 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Robert Langley |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 05/15/1994 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | FL00535 |
| Federal ID | FL00535 |
| More Info | State Dam Safety Program |