Las Brisas Dam
Las Brisas Dam is an earth dam located in Franklin County, Missouri, built in 1970. It carries a High hazard potential classification and has a satisfactory condition assessment.
About Las Brisas Dam
The primary purpose of Las Brisas Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Las Brisas Lake Trustees (private). It impounds the Tributar Of Little Fox Creek near Eureka.
The dam stands 46 feet tall and stretches 470 feet across, creates a reservoir covering 9 acres, has a maximum storage capacity of 173 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1970, 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 02/15/2023.
At 46 feet, this dam is taller than 91% 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 | Eureka |
| River/Stream | Tributar Of Little Fox Creek |
| Coordinates | 38.50535, -90.77762 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 46 ft |
| Dam Height | 46 ft |
| Dam Length | 470 ft |
| Year Completed | 1970 (56 years old) |
Storage & Hydraulics
| NID Storage | 173 acre-ft |
| Max Storage | 173 acre-ft |
| Normal Storage | 117 acre-ft |
| Surface Area | 9 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 515 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | LAS BRISAS LAKE TRUSTEES |
| Owner Type | Private |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 02/15/2023 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | MO30541 |
| Federal ID | MO30541 |
| More Info | State Dam Safety Program |