DisasterAtlasUSA

This is a record of past federal disaster declarations, not a forecast. Federal assistance figures are aid obligated under specific programs, not total damages. For current threats, check the National Weather Service and FEMA.

Home / Flood Insurance Claims / South Dakota / Day County

Day County Flood Insurance Claims

National Flood Insurance Program, 19942026 · 6th highest paid in South Dakota

Claims
257
Total paid
$4.0M
Average / claim
$16K
Building / contents
$4.0M / $64K

Paid by decade

1990s$1.6M · 136 claims
2000s$295K · 29 claims
2010s$2.1M · 87 claims
2020s$100K · 5 claims

Worst years by dollars paid

2011$1.6M54 claims
1999$1.1M82 claims
2010$439K32 claims
1998$306K35 claims
2001$182K11 claims

Full disaster history for Day County

Most-paid counties in South Dakota

Source: FEMA OpenFEMA, NFIP Redacted Claims v3 (OpenFEMA NfipClaims v3, retrieved 2026-09) — dollars actually paid on closed claims, summed from individual claim transactions. This is a record of the past. It is not a flood-risk forecast, an insurance rating, or a judgment about any specific property. For current risk see FEMA's Flood Map Service Center and National Risk Index.