FEMADR-1646-CAMajor disasterDeclared June 5, 2006
DR-1646-CA: California Severe Storms, Flooding, Landslides, and Mudslides
FEMA made a major disaster declaration for California (DR-1646-CA) on June 5, 2006 for the incident of March 29, 2006 to April 16, 2006; it covers 17 designated areas. FEMA had approved obligated $35.4 million in Public Assistance (as of May 17, 2026).
The declaration
- Declaration
- DR-1646-CA (also written FEMA-1646-DR)
- Type
- Major disaster declaration
- State
- California
- Incident
- Severe Storm: Severe Storms, Flooding, Landslides, and Mudslides
- Incident period
- March 29, 2006 to April 16, 2006
- Declared
- June 5, 2006
- Programs declared
- Public Assistance, Hazard Mitigation
- FEMA region
- 9
- Place in the year
- the second of 2 major disaster declarations for California in 2006
- Status
- closed out on May 13, 2019
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 |
|---|---|---|---|
| Alameda (County) | — | Yes | Yes |
| Amador (County) | — | Yes | Yes |
| Calaveras (County) | — | Yes | Yes |
| El Dorado (County) | — | Yes | Yes |
| Lake (County) | — | Yes | Yes |
| Madera (County) | — | Yes | Yes |
| Marin (County) | — | Yes | Yes |
| Merced (County) | — | Yes | Yes |
| Napa (County) | — | Yes | Yes |
| Nevada (County) | — | Yes | Yes |
| Placer (County) | — | Yes | Yes |
| San Joaquin (County) | — | Yes | Yes |
| San Mateo (County) | — | Yes | Yes |
| Santa Cruz (County) | — | Yes | Yes |
| Sonoma (County) | — | Yes | Yes |
| Stanislaus (County) | — | Yes | Yes |
| Tuolumne (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?
$35.4 millionPublic Assistance obligated
$1.4 millionHazard 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/1646. AreaZine is not FEMA and cannot answer questions about an application.