Wolfner Dam
Wolfner Dam is an earth dam located in St. Charles County, Missouri, built in 1981. It carries a Low hazard potential classification.
About Wolfner Dam
The primary purpose of Wolfner Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by John Wolfner (private). It impounds the Trib To Little Famme Osage Cr near Defiance.
The dam stands 25 feet tall, creates a reservoir covering 5 acres, has a maximum storage capacity of 60 acre-feet, and collects water from a drainage area of 350 square miles. Completed in 1981, the structure is 45 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.
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Location
| State | Missouri |
| County | St. Charles |
| Nearest City | Defiance |
| River/Stream | Trib To Little Famme Osage Cr |
| Coordinates | 38.67465, -90.78805 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Height | 25 ft |
| Year Completed | 1981 (45 years old) |
Storage & Hydraulics
| NID Storage | 60 acre-ft |
| Max Storage | 60 acre-ft |
| Normal Storage | 42 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 350 sq mi |
Ownership & Safety
| Purpose | Recreation |
| Owner | JOHN WOLFNER |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO31886 |
| Federal ID | MO31886 |
| More Info | State Dam Safety Program |