Louisiana Great Flood
August 12–14, 2016 · LA
$10 billion
Total Damage
146,000+
Homes Flooded
$2.5 billion
Insured Losses
$1.7 billion
FEMA Grants
What Happened
A stalled upper-level low-pressure system produced a 1-in-500-year rainfall event over south Louisiana, flooding 146,000+ homes and killing 13 people. Critically, 75% of flooded homes were OUTSIDE designated FEMA floodplains. The event became the worst US natural disaster between Harvey (2017) and Katrina (2005).
Rainfall Record
31 inches in 5 days — a 1-in-500-year event
Affected Cities & States
States
Primary Cities
- Baton Rouge
- Denham Springs
- Livingston
- Hammond
Key Lessons for Homeowners
- 1
75% of flooded homes were outside FEMA floodplains — the single most important flood insurance lesson
- 2
Only 20% of affected homeowners had flood insurance — $8.5 billion in losses were uninsured
- 3
Baton Rouge's infrastructure was designed for 100-year events — a 500-year event overwhelmed everything
- 4
The 'Great Flood' received significantly less federal aid than comparably-sized disasters in other years
Damage & Recovery by the Numbers
- Total Economic Damage
- $10 billion
- Insured Losses
- $2.5 billion
- Homes Flooded
- 146,000+
- FEMA Grants Issued
- $1.7 billion
- FEMA Declaration #
- DR-4277
Official Resources
FEMA Declaration Number: DR-4277
Apply for federal disaster assistance at DisasterAssistance.gov — use declaration number above to look up your eligibility.
Dealing With Water Damage Now?
24/7 emergency response across all affected states
Call 24/7IICRC-certified, insurance approved
Related Resources
Other Major Events
Louisiana Great Flood — Frequently Asked Questions
How much damage did Louisiana Great Flood cause?
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