Rock Valley Lake Dam
Significant HazardFair ConditionEmergency Action Plan: Not Required
Location
| State | Iowa |
| County | Wayne |
| Nearest City | TR- RATHBUN RESERVOIR |
| River/Stream | TR- SOUTH FORK CHARITON RIVER |
| Coordinates | 40.77200, -93.38450 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 39 ft |
| Dam Height | 39 ft |
| Dam Length | 765 ft |
| Year Completed | 2008 (18 years old) |
Storage & Hydraulics
| NID Storage | 1,232 acre-ft |
| Max Storage | 1,232 acre-ft |
| Normal Storage | 759 acre-ft |
| Surface Area | 62 acres |
| Drainage Area | 1 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Darrell Coddington,Roger Winslow |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 09/11/2024 |
| Emergency Action Plan | Not Required |