Marion County Roadgrade Dam 35-77-21
Low HazardNot Rated ConditionEmergency Action Plan: Not Required
Location
| State | Iowa |
| County | Marion |
| Nearest City | RED ROCK RESERVOIR |
| River/Stream | NORTH WILDCAT CREEK |
| Coordinates | 41.42390, -93.23350 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 44 ft |
| Dam Height | 44 ft |
| Dam Length | 900 ft |
| Year Completed | 1971 (55 years old) |
Storage & Hydraulics
| NID Storage | 672 acre-ft |
| Max Storage | 672 acre-ft |
| Normal Storage | 226 acre-ft |
| Surface Area | 28 acres |
| Drainage Area | 2 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 |
| Emergency Action Plan | Not Required |