Held Watershed Site E-3
Iowa — Plymouth County — TR-FLOYD RIVER
Location
| State | Iowa |
| County | Plymouth |
| River | TR-FLOYD RIVER |
| Coordinates | 42.63990, -96.30690 |
Physical Characteristics
| NID Height | 43 ft |
| Dam Height | 43 ft |
| Dam Length | 530 ft |
| NID Storage | 118 acre-ft |
| Max Storage | 118 acre-ft |
| Surface Area | 5 acres |
Safety Classification
| Hazard Potential | High |
| Condition Assessment | Poor |
| EAP Status | Yes |
| Last Inspection | October 10, 2024 |
| Inspection Frequency | 2 |
Dam Information
| Year Completed | 1978 |
| Primary Purpose | Flood Risk Reduction |
| Dam Type | Earth |
| Owner Type | Local Government |
| Owner | Plymouth County SWCD |
Location Map
About This Dam Record
Dam safety data is maintained by the Army Corps of Engineers National Inventory of Dams (NID). High-hazard dams are those where failure could cause loss of life or major property damage downstream.