Jefferson Park Watershed Site 4
High HazardSatisfactory ConditionEmergency Action Plan: Yes
Location
| State | Iowa |
| County | Wapello |
| Nearest City | OTTUMWA |
| River/Stream | TR-DES MOINES RIVER |
| Coordinates | 40.97720, -92.43300 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 36 ft |
| Dam Height | 36 ft |
| Dam Length | 510 ft |
| Year Completed | 1978 (48 years old) |
Storage & Hydraulics
| NID Storage | 128 acre-ft |
| Max Storage | 128 acre-ft |
| Normal Storage | 18 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | City of Ottumwa |
| Owner Type | Local Government |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 06/27/2023 |
| Emergency Action Plan | Yes |