Mississippi River Locks And Dam 15
Significant HazardNot Available ConditionEmergency Action Plan: Yes
Location
| State | Iowa |
| County | Scott |
| Nearest City | ROCK ISLAND |
| River/Stream | MISSISSIPPI RIVER |
| Coordinates | 41.51820, -90.56632 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 41 ft |
| Dam Length | 1,606 ft |
| Year Completed | 1934 (92 years old) |
Storage & Hydraulics
| NID Storage | 30,000 acre-ft |
| Max Storage | 30,000 acre-ft |
| Surface Area | 3,740 acres |
| Drainage Area | 88,500 sq mi |
| Max Discharge | 345,000 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Navigation |
| Owner | USACE - Rock Island District |
| Owner Type | Federal |
| Hazard Classification | Significant |
| Condition Assessment | Not Available |
| Last Inspection | 06/10/2025 |
| Emergency Action Plan | Yes |