Lake Tekakwitha Dam
Lake Tekakwitha Dam is an earth dam located in Jefferson County, Missouri, built in 1948. It carries a High hazard potential classification.
About Lake Tekakwitha Dam
The primary purpose of Lake Tekakwitha Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by William Kwapy, Pres. (private). It impounds the Tr To Mcfall Creek near Eureka.
The dam stands 32 feet tall, creates a reservoir covering 20 acres, has a maximum storage capacity of 342 acre-feet, and collects water from a drainage area of 260 square miles. Completed in 1948, the structure is well-established, with more than 75 years of service.
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.
At 32 feet, this dam is taller than 76% 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 | Jefferson |
| Nearest City | Eureka |
| River/Stream | Tr To Mcfall Creek |
| Coordinates | 38.44009, -90.71251 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 32 ft |
| Dam Height | 32 ft |
| Year Completed | 1948 (78 years old) |
Storage & Hydraulics
| NID Storage | 342 acre-ft |
| Max Storage | 342 acre-ft |
| Normal Storage | 320 acre-ft |
| Surface Area | 20 acres |
| Drainage Area | 260 sq mi |
Ownership & Safety
| Purpose | Recreation |
| Owner | WILLIAM KWAPY, PRES. |
| Owner Type | Private |
| Hazard Classification | High |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO30368 |
| Federal ID | MO30368 |
| More Info | State Dam Safety Program |