FEMADR-4405-MTMajor disasterDeclared October 31, 2018
DR-4405-MT: Montana Flooding
FEMA made a major disaster declaration for Montana (DR-4405-MT) on October 31, 2018 for the incident of May 1, 2018 to June 10, 2018; it covers 9 designated areas. FEMA had approved obligated $1.6 million in Public Assistance (as of May 17, 2026).
The declaration
- Declaration
- DR-4405-MT (also written FEMA-4405-DR)
- Type
- Major disaster declaration
- State
- Montana
- Incident
- Flood: Flooding
- Incident period
- May 1, 2018 to June 10, 2018
- Declared
- October 31, 2018
- Programs declared
- Public Assistance, Hazard Mitigation
- FEMA region
- 8
- Place in the year
- the second of 2 major disaster declarations for Montana in 2018
- Status
- closed out on October 22, 2024
Source: FEMA, OpenFEMA Disaster Declarations Summaries (v2). Data as of September 29, 2026.
Which areas are covered, and for what?
| Designated area | Individuals and Households | Public Assistance | Hazard Mitigation |
|---|---|---|---|
| Carbon (County) | — | Yes | Yes |
| Custer (County) | — | Yes | Yes |
| Golden Valley (County) | — | Yes | Yes |
| Lewis and Clark (County) | — | Yes | Yes |
| Missoula (County) | — | Yes | Yes |
| Musselshell (County) | — | Yes | Yes |
| Park (County) | — | Yes | Yes |
| Powell (County) | — | Yes | Yes |
| Treasure (County) | — | Yes | Yes |
An area can be added to a declaration after the first day, or have a program added: this table is FEMA's current list.
Source: FEMA, OpenFEMA Disaster Declarations Summaries (v2). Data as of September 29, 2026.
How much has FEMA approved?
$1.6 millionPublic Assistance obligated
$6,958Hazard Mitigation Grant Program obligated
Individual assistance figures as of n/a, public assistance as of May 17, 2026. FEMA updates both as applications are decided.
Source: FEMA, OpenFEMA Disaster Declarations Summaries (v2); FEMA, OpenFEMA FEMA Web Disaster Summaries (v1). Data as of September 29, 2026.
FEMA's page for this declaration
FEMA's own page for this declaration is fema.gov/disaster/4405. AreaZine is not FEMA and cannot answer questions about an application.