Port Hudson Lake Dam
Port Hudson Lake Dam is an earth dam located in Franklin County, Missouri, built in 1992. It carries a High hazard potential classification and has a satisfactory condition assessment.
About Port Hudson Lake Dam
The primary purpose of Port Hudson Lake Dam is fish and wildlife pond. The dam creates habitat for fish and wildlife, supporting local ecosystems and potentially serving conservation goals. The dam is owned by Mo Dept Of Conservation (state). It impounds the Cedar Fork near Gerald.
The dam stands 48 feet tall and stretches 1,080 feet across, creates a reservoir covering 55 acres, has a maximum storage capacity of 663 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1992, the structure is 34 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 11/19/2020.
At 48 feet, this dam is taller than 92% 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 | Franklin |
| Nearest City | Gerald |
| River/Stream | Cedar Fork |
| Coordinates | 38.47374, -91.26824 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 48 ft |
| Dam Height | 48 ft |
| Dam Length | 1,080 ft |
| Year Completed | 1992 (34 years old) |
Storage & Hydraulics
| NID Storage | 663 acre-ft |
| Max Storage | 663 acre-ft |
| Normal Storage | 663 acre-ft |
| Surface Area | 55 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 3,186 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | MO DEPT OF CONSERVATION |
| Owner Type | State |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 11/19/2020 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | MO31981 |
| Federal ID | MO31981 |
| More Info | State Dam Safety Program |