Ozark-jetta Taylor Lock And Dam
Ozark-jetta Taylor Lock And Dam is a concrete dam located in Franklin County, Arkansas, built in 1969. It carries a Significant hazard potential classification.
About Ozark-jetta Taylor Lock And Dam
The primary purpose of Ozark-jetta Taylor Lock And Dam is navigation. The dam maintains water levels sufficient for boat and barge traffic, supporting commercial or recreational navigation on the waterway. The dam is owned by Usace - Little Rock District (federal). It impounds the Arkansas near Dardanelle.
The dam stands 100 feet tall and stretches 2,500 feet across, creates a reservoir covering 10,600 acres, has a maximum storage capacity of 148,400 acre-feet, and collects water from a drainage area of 151,800 square miles. Completed in 1969, the structure is well into its service life at over 50 years old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. An emergency action plan is in place for this dam. The most recent inspection on record was 04/12/2021.
At 100 feet, this dam is taller than 98% of all dams in the United States.
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Location
| State | Arkansas |
| County | Franklin |
| Nearest City | Dardanelle |
| River/Stream | Arkansas |
| Coordinates | 35.47196, -93.81413 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 100 ft |
| Dam Height | 42 ft |
| Dam Length | 2,500 ft |
| Year Completed | 1969 (57 years old) |
Storage & Hydraulics
| NID Storage | 148,400 acre-ft |
| Max Storage | 148,400 acre-ft |
| Normal Storage | 129,000 acre-ft |
| Surface Area | 10,600 acres |
| Drainage Area | 151,800 sq mi |
| Max Discharge | 570,000 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Navigation |
| Owner | USACE - Little Rock District |
| Owner Type | Federal |
| Hazard Classification | Significant |
| Condition Assessment | Not Available |
| Last Inspection | 04/12/2021 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | AR00164 |
| Federal ID | AR00164 |
| More Info | State Dam Safety Program |