Lake Joy Dam
Lake Joy Dam is an earth dam located in Dent County, Missouri, built in 1985. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
About Lake Joy Dam
Lake Joy Dam is a dam in Dent, Missouri. The dam is private-owned. It impounds the Trib Hutchins Ck To Marmac.
The dam stands 40 feet tall and stretches 600 feet across, creates a reservoir covering 30 acres, has a maximum storage capacity of 936 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1985, the structure is 41 years old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 10/25/2019.
At 40 feet, this dam is taller than 87% of dams nationwide.
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Location
| State | Missouri |
| County | Dent |
| River/Stream | Trib Hutchins Ck To Marmac |
| Coordinates | 37.67082, -91.32912 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 40 ft |
| Dam Height | 40 ft |
| Dam Length | 600 ft |
| Year Completed | 1985 (41 years old) |
Storage & Hydraulics
| NID Storage | 936 acre-ft |
| Max Storage | 936 acre-ft |
| Normal Storage | 780 acre-ft |
| Surface Area | 30 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 608 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 10/25/2019 |
| Emergency Action Plan | No |
Identifiers
| NID ID | MO32034 |
| Federal ID | MO32034 |
| More Info | State Dam Safety Program |