Stj03 is an earth dam located in St. Johns County, Florida. It carries a Low hazard potential classification.
Dam profile
NID height · 11 ft11 ft tall and 65 ft long. 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 Stj03
The primary purpose of Stj03 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 Kenneth L & Carol D Thurston (private). It impounds the Mccullough Creek Tributary near Elkton.
The dam stands 11 feet tall and stretches 65 feet across, creates a reservoir covering 23 acres, has a storage capacity of 66 acre-feet, and collects water from a drainage area of 0 square miles.
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. The most recent inspection on record was 05/09/2017.
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Location
| State | Florida |
| County | St. Johns |
| Nearest City | Elkton |
| River/Stream | Mccullough Creek Tributary |
| Coordinates | 29.82947, -81.50299 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 11 ft |
| Dam Height | 11 ft |
| Dam Length | 65 ft |
Storage & Hydraulics
| NID Storage | 66 acre-ft |
| Normal Storage | 66 acre-ft |
| Surface Area | 23 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Kenneth L & Carol D Thurston |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 05/09/2017 |
| Emergency Action Plan | No |
Identifiers
| NID ID | FL70002 |
| Federal ID | FL70002 |
| More Info | State Dam Safety Program |