Jones Lake Dam is a rockfill dam located in Washington County, Missouri, built in 1967. It carries a Low hazard potential classification.
Dam profile
NID height · 34 ft34 ft tall, taller than 78% 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 rockfill embankment section and the water level is illustrative.
About Jones Lake Dam
The primary purpose of Jones Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Donald R Jones (private). It impounds the Tr-mineral Fork near Aptue.
The dam stands 34 feet tall, creates a reservoir covering 11 acres, has a maximum storage capacity of 200 acre-feet, and collects water from a drainage area of 450 square miles. Completed in 1967, 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 34 feet, this dam is taller than 78% of dams nationwide.
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Location
| State | Missouri |
| County | Washington |
| Nearest City | Aptue |
| River/Stream | Tr-mineral Fork |
| Coordinates | 38.05436, -90.82716 |
Physical Characteristics
| Dam Type | Rockfill |
| NID Height | 34 ft |
| Dam Height | 34 ft |
| Year Completed | 1967 (59 years old) |
Storage & Hydraulics
| NID Storage | 200 acre-ft |
| Max Storage | 200 acre-ft |
| Normal Storage | 117 acre-ft |
| Surface Area | 11 acres |
| Drainage Area | 450 sq mi |
Ownership & Safety
| Purpose | Recreation |
| Owner | Donald R Jones |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO30723 |
| Federal ID | MO30723 |
| More Info | State Dam Safety Program |