Arney Lake Dam
Arney Lake Dam is a rockfill dam located in Harrison County, Missouri, built in 1970. It carries a Low hazard potential classification.
About Arney Lake Dam
The primary purpose of Arney 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 Lola Arney (private). It impounds the Tr-trail Creek near Trenton.
The dam stands 25 feet tall, creates a reservoir covering 2 acres, has a maximum storage capacity of 27 acre-feet, and collects water from a drainage area of 48 square miles. Completed in 1970, 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 | Harrison |
| Nearest City | Trenton |
| River/Stream | Tr-trail Creek |
| Coordinates | 40.29438, -93.81633 |
Physical Characteristics
| Dam Type | Rockfill |
| NID Height | 25 ft |
| Dam Height | 25 ft |
| Year Completed | 1970 (56 years old) |
Storage & Hydraulics
| NID Storage | 27 acre-ft |
| Max Storage | 27 acre-ft |
| Normal Storage | 17 acre-ft |
| Surface Area | 2 acres |
| Drainage Area | 48 sq mi |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | LOLA ARNEY |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO12057 |
| Federal ID | MO12057 |
| More Info | State Dam Safety Program |