John Williams Dam
John Williams Dam is an earth dam located in Adair County, Missouri, built in 1999. It carries a Low hazard potential classification.
About John Williams Dam
The primary purpose of John Williams Dam is fire protection, stock, or small fish pond. The dam maintains a small impoundment used for fire suppression, livestock watering, or as a fish pond. The dam is owned by John Williams (private). It impounds the Tr-timber Branch near Locust Hill.
The dam stands 27 feet tall and stretches 500 feet across, creates a reservoir covering 2 acres, has a maximum storage capacity of 70 acre-feet, and collects water from a drainage area of 25 square miles. Completed in 1999, the structure is 27 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. The most recent inspection on record was 11/01/1999. That was over 26 years ago.
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Location
| State | Missouri |
| County | Adair |
| Nearest City | Locust Hill |
| River/Stream | Tr-timber Branch |
| Coordinates | 40.15433, -92.47036 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 27 ft |
| Dam Height | 23 ft |
| Dam Length | 500 ft |
| Year Completed | 1999 (27 years old) |
Storage & Hydraulics
| NID Storage | 70 acre-ft |
| Max Storage | 70 acre-ft |
| Normal Storage | 44 acre-ft |
| Surface Area | 2 acres |
| Drainage Area | 25 sq mi |
| Max Discharge | 15 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | JOHN WILLIAMS |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 11/01/1999 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO50976 |
| Federal ID | MO50976 |
| More Info | State Dam Safety Program |