397
Recorded events
61
Counties affected
10
Direct deaths
$6.2B
Property damage
Louisiana flood history: 397 recorded events across 61 counties between 1996 and 2024.
Decade by decade
Louisiana flood history by decade
The 2010s are the busiest decade on record with 121 reported flood events across Louisiana. Earlier decades are thinner because systematic reporting for this hazard expanded over time, not because the weather was calmer.
County ranking
Counties with the most flood events in Louisiana
| Rank | County | Events | Deaths | Damage | Span |
|---|---|---|---|---|---|
| #1 | St. Tammany Parish | 23 | 0 | $4.1M | 1996–2022 |
| #2 | Caddo Parish | 23 | 0 | $10.7M | 1997–2024 |
| #3 | Calcasieu Parish | 19 | 0 | $60.8M | 1996–2016 |
| #4 | Orleans Parish | 13 | 0 | $0 | 1997–2020 |
| #5 | Bossier Parish | 12 | 0 | $8.7M | 1997–2019 |
| #6 | Jefferson Parish | 12 | 0 | $5K | 1997–2020 |
| #7 | Ouachita Parish | 12 | 1 | $3.0M | 2009–2019 |
| #8 | Lafayette Parish | 8 | 0 | $700.0M | 1997–2016 |
| #9 | St. Landry Parish | 7 | 0 | $3.0M | 1997–2022 |
| #10 | Tangipahoa Parish | 7 | 1 | $420.5M | 1997–2016 |
| #11 | Iberia Parish | 6 | 0 | $100.0M | 1997–2016 |
| #12 | Natchitoches Parish | 6 | 0 | $2.5M | 1997–2019 |
| #13 | Beauregard Parish | 6 | 0 | $43.3M | 2006–2016 |
| #14 | St. Mary Parish | 6 | 0 | $25.0M | 1996–2016 |
| #15 | East Baton Rouge Parish | 6 | 4 | $1.7B | 1996–2018 |
| #16 | Red River Parish | 6 | 0 | $1.0M | 2009–2024 |
| #17 | Acadia Parish | 5 | 0 | $240.4M | 1997–2016 |
| #18 | St. Martin Parish | 5 | 0 | $200.0M | 1997–2016 |
| #19 | De Soto Parish | 5 | 0 | $1.5M | 2009–2024 |
| #20 | St. James Parish | 5 | 0 | $291K | 1996–2016 |
| #21 | Rapides Parish | 5 | 0 | $3.9M | 1997–2016 |
| #22 | Vernon Parish | 5 | 0 | $50.8M | 2009–2016 |
| #23 | East Carroll Parish | 4 | 0 | $12.1M | 2011–2021 |
| #24 | Caldwell Parish | 4 | 0 | $3.0M | 2009–2019 |
| #25 | Winn Parish | 4 | 1 | $0 | 1996–2015 |
Significant events
Deadliest flood events in Louisiana
| Date | County | Scale | Deaths | Injuries |
|---|---|---|---|---|
| Aug 14, 2016 | East Baton Rouge Parish | — | 4 | 0 |
| Aug 14, 2016 | Livingston Parish | — | 1 | 0 |
| Apr 8, 2019 | Morehouse Parish | — | 1 | 0 |
| Apr 14, 2019 | Ouachita Parish | — | 1 | 0 |
| Aug 13, 2016 | Tangipahoa Parish | — | 1 | 0 |
| Apr 7, 2014 | Winn Parish | — | 1 | 0 |