Koch Lake Dam
Koch Lake Dam is an earth dam located in Maries County, Missouri, built in 1958. It carries a Low hazard potential classification.
About Koch Lake Dam
The primary purpose of Koch Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Philip A Koch (private). It impounds the Tr To Gasconade River near Hayden.
The dam stands 32 feet tall, creates a reservoir covering 4 acres, has a maximum storage capacity of 68 acre-feet, and collects water from a drainage area of 180 square miles. Completed in 1958, the structure is well into its service life at over 50 years old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life.
At 32 feet, this dam is taller than 76% of dams nationwide.
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Location
| State | Missouri |
| County | Maries |
| Nearest City | Hayden |
| River/Stream | Tr To Gasconade River |
| Coordinates | 38.02417, -91.96444 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 32 ft |
| Dam Height | 32 ft |
| Year Completed | 1958 (68 years old) |
Storage & Hydraulics
| NID Storage | 68 acre-ft |
| Max Storage | 68 acre-ft |
| Normal Storage | 37 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 180 sq mi |
Ownership & Safety
| Purpose | Recreation |
| Owner | PHILIP A KOCH |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO31578 |
| Federal ID | MO31578 |
| More Info | State Dam Safety Program |