Holtzclaw Lake Dam is an earth dam located in Cooper County, Missouri, built in 1961. 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 embankment section and the water level is illustrative.
About Holtzclaw Lake Dam
The primary purpose of Holtzclaw Lake 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 W F Holtzclaw (private). It impounds the Tr-lamine River near Boonville.
The dam stands 34 feet tall, creates a reservoir covering 9 acres, has a maximum storage capacity of 164 acre-feet, and collects water from a drainage area of 30 square miles. Completed in 1961, 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 | Cooper |
| Nearest City | Boonville |
| River/Stream | Tr-lamine River |
| Coordinates | 38.93878, -92.84844 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 34 ft |
| Dam Height | 34 ft |
| Year Completed | 1961 (65 years old) |
Storage & Hydraulics
| NID Storage | 164 acre-ft |
| Max Storage | 164 acre-ft |
| Normal Storage | 85 acre-ft |
| Surface Area | 9 acres |
| Drainage Area | 30 sq mi |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | W F Holtzclaw |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO10779 |
| Federal ID | MO10779 |
| More Info | State Dam Safety Program |