Holly Oaks Lake Dam
Significant HazardFair ConditionEmergency Action Plan: No
Location
| State | Florida |
| County | Duval |
| Nearest City | JACKSONVILLE |
| River/Stream | MILL COVE-ST. JOHNS |
| Coordinates | 30.35261, -81.53112 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 6 ft |
| Dam Height | 6 ft |
| Dam Length | 495 ft |
Storage & Hydraulics
| NID Storage | 64 acre-ft |
| Max Storage | 64 acre-ft |
| Normal Storage | 51 acre-ft |
| Surface Area | 24 acres |
| Drainage Area | 1 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | CATHERINE B. WHATLEY |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 05/10/2017 |
| Emergency Action Plan | No |