Big Hollow Dam
Significant HazardSatisfactory ConditionEmergency Action Plan: Yes
Location
| State | Iowa |
| County | Des Moines |
| Nearest City | Burlington |
| River/Stream | Big Hollow Creek |
| Coordinates | 40.94280, -91.23750 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 60 ft |
| Dam Height | 60 ft |
| Dam Length | 795 ft |
| Year Completed | 2008 (18 years old) |
Storage & Hydraulics
| NID Storage | 5,942 acre-ft |
| Max Storage | 5,942 acre-ft |
| Normal Storage | 3,046 acre-ft |
| Surface Area | 178 acres |
| Drainage Area | 7 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Des Moines County Conservation Board |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 06/12/2020 |
| Emergency Action Plan | Yes |