Lake Frances
Lake Frances is a dam located in Adair County, Oklahoma, built in 1931. It carries a Undetermined hazard potential classification.
About Lake Frances
The primary purpose of Lake Frances is water supply. The dam stores water for municipal, industrial, or agricultural use, helping ensure a reliable supply for the surrounding area. The dam is owned by Siloam Springs Water Resources Co Inc (local government). It impounds the Illinois River near Watts.
The dam stands 40 feet tall, has a maximum storage capacity of 22,450 acre-feet, and collects water from a drainage area of 635 square miles. Completed in 1931, the structure is well-established, with more than 75 years of service.
At 40 feet, this dam is taller than 87% of dams nationwide.
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Location
| State | Oklahoma |
| County | Adair |
| Nearest City | Watts |
| River/Stream | Illinois River |
| Coordinates | 36.13021, -94.56433 |
Physical Characteristics
| NID Height | 40 ft |
| Dam Height | 40 ft |
| Year Completed | 1931 (95 years old) |
Storage & Hydraulics
| NID Storage | 22,450 acre-ft |
| Max Storage | 22,450 acre-ft |
| Drainage Area | 635 sq mi |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Water Supply |
| Owner | SILOAM SPRINGS WATER RESOURCES CO INC |
| Owner Type | Local Government |
| Hazard Classification | Undetermined |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK00073 |
| Federal ID | OK00073 |
| More Info | State Dam Safety Program |