01 / YEAR-BY-YEAR
EVENT FILE / 46129MINIMUM 5 REPORTS
WALWORTH · SD
Flood history
NOAA records coded as Flood in Walworth during the ten complete years from 2016 through 2025.
Reports5NOAA county-coded rows
Population context94.9per 100,000 residents · 2024 ACS denominator 5,271
Injuries0direct + indirect fields
Fatalities0direct + indirect fields
Not a probability
5 reports in ten years does not mean a 0.5-event annual forecast. Reporting units, event segmentation, coverage, and local exposure all affect the count.
03 / RECORDED CONSEQUENCES
Impact fields on these rows
Damage estimates are nominal values as filed by the reporting source and retained by NOAA.
Property damage$292Knot inflation-adjusted
Crop damage$3.2Mnot inflation-adjusted
First report year2,018within selected window
Latest report year2,019within selected window
04 / RECENT ROW SAMPLE
Latest records in this slice
Up to eight latest rows are shown for auditability. Open NOAA for complete narratives and revisions.
| Date | Event ID | Source | Magnitude / scale | Filed damage |
|---|---|---|---|---|
| 2019-06-01 | NOAA 863,674 | Other Federal Agency | — | $3.2M |
| 2019-05-01 | NOAA 863,753 | Emergency Manager | — | $0 |
| 2019-04-01 | NOAA 819,580 | Emergency Manager | — | $292K |
| 2019-03-25 | NOAA 814,740 | Emergency Manager | — | $0 |
| 2018-05-17 | NOAA 759,664 | Emergency Manager | — | $0 |