Glady Hollow Dam is an earth dam located in Obion County, Tennessee, built in 1977. It carries a High hazard potential classification and has a satisfactory condition assessment.
Dam profile
NID height · 31 ft31 ft tall and 330 ft long, taller than 72% 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 Glady Hollow Dam
Glady Hollow Dam is a dam in Obion, Tennessee. The dam is owned by Wtrba (state). It impounds the Glady Hollow Creek near Lassiter Corner.
The dam stands 31 feet tall and stretches 330 feet across, creates a reservoir covering 5 acres, has a maximum storage capacity of 138 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1977, the structure is 49 years old.
This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. An emergency action plan is in place for this dam. The most recent inspection on record was 10/21/2025.
Living Downstream
If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The Tennessee dam safety program can provide more specific information about emergency planning for this structure.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Tennessee |
| County | Obion |
| Nearest City | Lassiter Corner |
| River/Stream | Glady Hollow Creek |
| Coordinates | 36.34778, -89.34778 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 31 ft |
| Dam Length | 330 ft |
| Year Completed | 1977 (49 years old) |
Storage & Hydraulics
| NID Storage | 138 acre-ft |
| Max Storage | 138 acre-ft |
| Normal Storage | 35 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Owner | Wtrba |
| Owner Type | State |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 10/21/2025 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | TN13113 |
| Federal ID | TN13113 |
| More Info | State Dam Safety Program |