Lake Heron Dam
High HazardSatisfactory ConditionEmergency Action Plan: Yes
Location
| State | Missouri |
| County | Ste. Genevieve |
| Nearest City | BLOOMSDALE |
| River/Stream | ESTABLISHMENT CREEK |
| Coordinates | 37.92682, -90.22960 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 44 ft |
| Dam Height | 44 ft |
| Dam Length | 1,000 ft |
| Year Completed | 1966 (60 years old) |
Storage & Hydraulics
| NID Storage | 1,200 acre-ft |
| Max Storage | 1,200 acre-ft |
| Normal Storage | 800 acre-ft |
| Surface Area | 65 acres |
| Drainage Area | 10 sq mi |
| Max Discharge | 3,123 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner Type | Private |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 09/15/2021 |
| Emergency Action Plan | Yes |