Dr. J.w. Well Dam
Dr. J.w. Well Dam is an earth dam located in Marion County, Missouri, built in 1960. It carries a Low hazard potential classification.
About Dr. J.w. Well Dam
The primary purpose of Dr. J.w. Well Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Jappy Dickson (private). It impounds the Tr-south Fabius River near Hannibal.
The dam stands 21 feet tall and stretches 600 feet across, creates a reservoir covering 4 acres, has a maximum storage capacity of 70 acre-feet, and collects water from a drainage area of 38 square miles. Completed in 1960, 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.
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Location
| State | Missouri |
| County | Marion |
| Nearest City | Hannibal |
| River/Stream | Tr-south Fabius River |
| Coordinates | 39.86023, -91.76324 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 21 ft |
| Dam Height | 20 ft |
| Dam Length | 600 ft |
| Year Completed | 1960 (66 years old) |
Storage & Hydraulics
| NID Storage | 70 acre-ft |
| Max Storage | 70 acre-ft |
| Normal Storage | 36 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 38 sq mi |
| Max Discharge | 312 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | JAPPY DICKSON |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO10054 |
| Federal ID | MO10054 |
| More Info | State Dam Safety Program |