Treeline Lake Dam
Treeline Lake Dam is an earth dam located in Camden County, Missouri, built in 1975. It carries a High hazard potential classification and has a satisfactory condition assessment.
About Treeline Lake Dam
The primary purpose of Treeline Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Four Seasons Lake Sites (private). It impounds the Tr-osage River/lk Of Ozarks near Bagnell.
The dam stands 40 feet tall and stretches 735 feet across, creates a reservoir covering 29 acres, has a maximum storage capacity of 580 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1975, the structure is well into its service life at over 50 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 08/23/2021.
At 40 feet, this dam is taller than 87% of dams nationwide.
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 Missouri 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 | Missouri |
| County | Camden |
| Nearest City | Bagnell |
| River/Stream | Tr-osage River/lk Of Ozarks |
| Coordinates | 38.19301, -92.73567 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 40 ft |
| Dam Height | 40 ft |
| Dam Length | 735 ft |
| Year Completed | 1975 (51 years old) |
Storage & Hydraulics
| NID Storage | 580 acre-ft |
| Max Storage | 580 acre-ft |
| Normal Storage | 580 acre-ft |
| Surface Area | 29 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 353 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | FOUR SEASONS LAKE SITES |
| Owner Type | Private |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 08/23/2021 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | MO31606 |
| Federal ID | MO31606 |
| More Info | State Dam Safety Program |