Billion-dollar disasters

Northern Plains Flooding

February 3 to May 24, 1997 · Flooding · $7.3 billion in 2024 dollars

One of the flooding disasters on NOAA’s billion-dollar list: $7.3 billion in losses at 2024 prices ($3.7 billion at the time) and 11 deaths.

What the offices filed during it

The 400 most significant flooding episodes filed in these dates, colored by kind.

  • Tornadoes
  • Tropical storms and surge
  • Floods
  • Wind
  • Hail
  • Winter weather
  • Heat and drought
  • Cold
  • Fire, smoke and dust
  • Marine and coastal
  • Other

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The toll

Losses, 2024 dollars
$7.3 billion
Losses at the time
$3.7 billion
Deaths
11

The losses and deaths are NCEI’s, counting everything the disaster did. The episodes below are only what the Weather Service filed in its Storm Events record, which counts damage differently and often not at all, so the two never add up and are shown apart.

By state, as filed

StateEventsDeathsInjuriesDamage filed
North Dakota2922$3.4 billion
Minnesota12200$714 million
Kentucky168161$433 million
Indiana8010$69 million
Ohio9250$53 million
Tennessee10630$24 million
West Virginia3832$16 million
Texas29263$15 million
Arkansas1910$13 million
Mississippi4500$7.5 million
Nebraska3500$5.4 million
Illinois7112$4.3 million
Idaho800$4.0 million
Louisiana3810$3.8 million
Washington703$3.1 million
Florida100$2.9 million
Montana900$2.6 million
Iowa15410$1.9 million
Utah500$1.5 million
Wisconsin800$1.0 million
Pennsylvania1732$375,000
California310$350,000
Maine100$350,000
Missouri6243$241,000
Georgia2000$237,000
Michigan1900$225,000
Alabama400$122,000
Massachusetts2100$100,000
Wyoming100$60,000
Kansas2500$50,000
Oklahoma321$30,000
Alaska100$25,000
New York1210$20,000
Arizona620$500
South Dakota11900
New Jersey1300
Oregon603
Maryland500
Connecticut310

Episode by episode

More

Every billion-dollar disasterEvery storm of 1997Tornadoes in 1997

Sources

NOAA NCEI, U.S. Billion-Dollar Weather and Climate Disasters (2025), https://doi.org/10.25921/stkw-7w73, and the Storm Events Database for the episodes.