John Simpson Dam
John Simpson Dam is an earth dam located in Caldwell County, Missouri, built in 1954. It carries a Low hazard potential classification.
About John Simpson Dam
The primary purpose of John Simpson 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 Simpson (private). It impounds the Tr-little Otter Creek near Dawn.
The dam stands 16 feet tall, creates a reservoir covering 15 acres, has a maximum storage capacity of 128 acre-feet, and collects water from a drainage area of 252 square miles. Completed in 1954, 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 | Caldwell |
| Nearest City | Dawn |
| River/Stream | Tr-little Otter Creek |
| Coordinates | 39.75167, -93.95541 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 16 ft |
| Dam Height | 16 ft |
| Year Completed | 1954 (72 years old) |
Storage & Hydraulics
| NID Storage | 128 acre-ft |
| Max Storage | 128 acre-ft |
| Normal Storage | 100 acre-ft |
| Surface Area | 15 acres |
| Drainage Area | 252 sq mi |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | JOHN SIMPSON |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO10381 |
| Federal ID | MO10381 |
| More Info | State Dam Safety Program |