Clarence Cannon Re-regulation Dam
Significant HazardNot Available ConditionEmergency Action Plan: Yes
Location
| State | Missouri |
| County | Ralls |
| Nearest City | NEW LONDON |
| River/Stream | SALT RIVER |
| Coordinates | 39.56511, -91.57029 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 38 ft |
| Dam Height | 38 ft |
| Dam Length | 1,550 ft |
| Year Completed | 1979 (47 years old) |
Storage & Hydraulics
| NID Storage | 8,400 acre-ft |
| Max Storage | 8,400 acre-ft |
| Normal Storage | 3,200 acre-ft |
| Surface Area | 110 acres |
| Drainage Area | 29 sq mi |
| Max Discharge | 12,200 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | USACE - St. Louis District |
| Owner Type | Federal |
| Hazard Classification | Significant |
| Condition Assessment | Not Available |
| Last Inspection | 06/23/2025 |
| Emergency Action Plan | Yes |