Marion County Roadgrade Dam 25-76-19
Low HazardNot Rated ConditionEmergency Action Plan: Not Required
Location
| State | Iowa |
| County | Marion |
| Nearest City | RED ROCK RESERVOIR |
| River/Stream | TR-DES MOINES RIVER |
| Coordinates | 41.35690, -92.98830 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 47 ft |
| Dam Height | 47 ft |
| Dam Length | 1,300 ft |
| Year Completed | 1964 (62 years old) |
Storage & Hydraulics
| NID Storage | 562 acre-ft |
| Max Storage | 562 acre-ft |
| Normal Storage | 42 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 1 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Other |
| Owner | Marion County Board of Supervisors |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 09/25/1963 |
| Emergency Action Plan | Not Required |