James Lake Dam is an earth dam located in Knox County, Missouri, built in 1968. It carries a Low hazard potential classification.
Dam profile
NID height · 26 ft26 ft tall and 450 ft long, taller than 55% of U.S. dams with a recorded height. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About James Lake Dam
The primary purpose of James Lake Dam is fish and wildlife pond. The dam creates habitat for fish and wildlife, supporting local ecosystems and potentially serving conservation goals. The dam is owned by Kenneth James (private). It impounds the Tr-north Fork near Hannibal.
The dam stands 26 feet tall and stretches 450 feet across, creates a reservoir covering 1 acres, has a maximum storage capacity of 85 acre-feet, and collects water from a drainage area of 12 square miles. Completed in 1968, 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 | Knox |
| Nearest City | Hannibal |
| River/Stream | Tr-north Fork |
| Coordinates | 40.24660, -92.29664 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 26 ft |
| Dam Height | 25 ft |
| Dam Length | 450 ft |
| Year Completed | 1968 (58 years old) |
Storage & Hydraulics
| NID Storage | 85 acre-ft |
| Max Storage | 85 acre-ft |
| Normal Storage | 60 acre-ft |
| Surface Area | 1 acres |
| Drainage Area | 12 sq mi |
| Max Discharge | 40 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | Kenneth James |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO10069 |
| Federal ID | MO10069 |
| More Info | State Dam Safety Program |