PlainHazard

FEMA flood disaster declarations

Incident type "Flood" · 927 declarations · 55 states and territories

FEMA has made 927 state declarations with incident type "Flood" since 1953: 886 major disasters, 41 emergencies. Texas has had the most (45). The busiest year was 1972 (43).

Declarations per year, 1953 to 2026

State declarations per calendar year of the declaration date.

Source: FEMA OpenFEMA Disaster Declarations Summaries (v2), through October 2, 2026: one declaration per disaster number and state. OpenFEMA dataset page.

Which states have the most flood declarations?

  1. Texas 45
  2. California 41
  3. West Virginia 36
  4. Washington 35
  5. North Dakota 33
  6. Minnesota 31
  7. Iowa 30
  8. Louisiana 29
  9. New York 27
  10. Kentucky 27
  11. Pennsylvania 26
  12. Missouri 24
  13. New Mexico 23
  14. Oklahoma 23
  15. Vermont 22

Source: FEMA OpenFEMA Disaster Declarations Summaries (v2).

The counties named in the most flood declarations

  1. Walsh County, ND 25
  2. Pembina County, ND 24
  3. Grand Forks County, ND 23
  4. Cass County, ND 22
  5. Richland County, ND 22
  6. Traill County, ND 21
  7. Barnes County, ND 19
  8. Lewis County, WA 19
  9. Marshall County, MN 19
  10. Kittson County, MN 18
  11. LaMoure County, ND 18
  12. Norman County, MN 18

Source: FEMA OpenFEMA Disaster Declarations Summaries (v2): distinct declarations that name the county.

The most recent flood declarations

The 15 most recent
DeclaredNumberStateTitleAreas named
2026-10-02DR-4945OhioSevere Storms, Straight-Line Winds, Tornadoes, Flooding, and Landslides7
2026-09-01DR-4935TexasSevere Storms, Straight-Line Winds, Tornadoes, and Flooding23
2026-08-25DR-4933IndianaSevere Storms, Straight-Line Winds, Tornadoes, and Flooding30
2026-08-15EM-3651IndianaSevere Storms, Straight-Line Winds, Tornadoes, and Flooding53
2026-08-03DR-4932West VirginiaSevere Storm, Straight-Line Winds, Tornadoes, Flooding, Landslides, and Mudslides4
2026-07-18EM-3649TexasFlooding33
2026-06-30DR-4923WisconsinSevere Storms, Tornadoes, and Flooding22
2026-06-30DR-4925MichiganSevere Storms, Tornadoes, and Flooding37
2026-05-29DR-4912AlaskaSevere Storms, Flooding, and Remnants of Typhoon Halong1
2026-04-07DR-4901MontanaSevere Storms and Flooding1
2026-04-07DR-4906WashingtonSevere Storms, Straight-Line Winds, Flooding, Landslides, and Mudslides49
2026-04-07DR-4909HawaiiSevere Storms, Flooding, Landslides, and Mudslides3
2025-12-19EM-3630MontanaSevere Storms and Flooding3
2025-12-12EM-3629WashingtonSevere Storms, Straight-Line Winds, Flooding, Landslides, and Mudslides17
2025-10-22DR-4893AlaskaSevere Storms, Flooding, and Remnants of Typhoon Halong10

Source: FEMA OpenFEMA Disaster Declarations Summaries (v2), through October 2, 2026. OpenFEMA dataset page.

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