Heron Dam
High HazardFair ConditionEmergency Action Plan: Yes
Location
| State | Michigan |
| County | Oakland |
| Nearest City | Grand Blanc |
| River/Stream | Thread Creek |
| Coordinates | 42.81103, -83.53075 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 26 ft |
| Dam Height | 26 ft |
| Dam Length | 1,025 ft |
| Year Completed | 1969 (57 years old) |
Storage & Hydraulics
| NID Storage | 1,600 acre-ft |
| Max Storage | 1,600 acre-ft |
| Normal Storage | 1,100 acre-ft |
| Surface Area | 123 acres |
| Drainage Area | 3 sq mi |
| Max Discharge | 74 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | MDNR Parks & Recreation |
| Owner Type | State |
| Hazard Classification | High |
| Condition Assessment | Fair |
| Last Inspection | 10/17/2018 |
| Emergency Action Plan | Yes |