FloodReport:Report-003813
From DFO – Flood Observatory
| ReportNumber | 3813 |
| ReportID | 3813 |
| GlideNumber | |
| Country | United States of America |
| OtherCountry | |
| Subdivision (e.g. State, province) | South Dakota,North Dakota,Montana,Wyoming |
| Area | 171531 |
| StartDate | 2011-05-22 |
| EndDate | 2011-06-21 |
| Source | News |
| NumberOfFatalities | 1 |
| NumberOfDisplaced | 1100 |
| MainCause | Heavy rain |
| Severity | 2 |
| FloodImpactIndex | 7 |
| Notes | and Snowmelt |
Approximate location within which inundation was reported