G111 Control Structure
G111 Control Structure is an earth dam located in Osceola County, Florida, built in 1994. It carries a Low hazard potential classification.
About G111 Control Structure
The primary purpose of G111 Control Structure is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Florida Fish And Wildlife Conservation Commission (state). It impounds the Jackson Canal.
The dam stands 22 feet tall and stretches 220 feet across, creates a reservoir covering 830 acres, has a maximum storage capacity of 11,000 acre-feet, and collects water from a drainage area of 21 square miles. Completed in 1994, the structure is 32 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 | Florida |
| County | Osceola |
| Nearest City | None |
| River/Stream | Jackson Canal |
| Coordinates | 27.89040, -81.17570 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 22 ft |
| Dam Height | 14 ft |
| Dam Length | 220 ft |
| Year Completed | 1994 (32 years old) |
Storage & Hydraulics
| NID Storage | 11,000 acre-ft |
| Max Storage | 11,000 acre-ft |
| Normal Storage | 7,500 acre-ft |
| Surface Area | 830 acres |
| Drainage Area | 21 sq mi |
| Max Discharge | 300 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | FLORIDA FISH AND WILDLIFE CONSERVATION COMMISSION |
| Owner Type | State |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | No |
Identifiers
| NID ID | FL23001 |
| Federal ID | FL23001 |
| More Info | State Dam Safety Program |