Simmons Lake is an earth dam located in Hillsborough, Florida. It carries a Significant hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 10 ft10 ft tall and 95 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 Simmons Lake
The primary purpose of Simmons Lake is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Hillsborough County (local government). It impounds the Cypress Creek near Tampa.
The dam stands 10 feet tall and stretches 95 feet across, creates a reservoir covering 25 acres, and has a maximum storage capacity of 119 acre-feet.
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. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 03/31/2016. That was over 10 years ago.
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Location
| State | Florida |
| County | Hillsborough |
| Nearest City | Tampa |
| River/Stream | Cypress Creek |
| Coordinates | 27.70616, -82.35549 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 10 ft |
| Dam Height | 10 ft |
| Dam Length | 95 ft |
Storage & Hydraulics
| NID Storage | 119 acre-ft |
| Max Storage | 119 acre-ft |
| Normal Storage | 58 acre-ft |
| Surface Area | 25 acres |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Hillsborough County |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 03/31/2016 |
| Emergency Action Plan | No |
Identifiers
| NID ID | FL12040 |
| Federal ID | FL12040 |
| More Info | State Dam Safety Program |