Jefferson Park Watershed Site 10
High HazardSatisfactory ConditionEmergency Action Plan: Yes
Location
| State | Iowa |
| County | Wapello |
| Nearest City | OTTUMWA |
| River/Stream | TR- JEFFERSON PARK DITCH |
| Coordinates | 40.99100, -92.43490 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 30 ft |
| Dam Height | 30 ft |
| Dam Length | 1,520 ft |
| Year Completed | 1983 (43 years old) |
Storage & Hydraulics
| NID Storage | 620 acre-ft |
| Max Storage | 620 acre-ft |
| Drainage Area | 1 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 |