01 / YEAR-BY-YEAR
EVENT FILE / 46041MINIMUM 5 REPORTS
DEWEY · SD
Flood history
NOAA records coded as Flood in Dewey during the ten complete years from 2016 through 2025.
Reports7NOAA county-coded rows
Population context134.5per 100,000 residents · 2024 ACS denominator 5,205
Injuries0direct + indirect fields
Fatalities0direct + indirect fields
Not a probability
7 reports in ten years does not mean a 0.7-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$199Knot inflation-adjusted
Crop damage$2.9Mnot inflation-adjusted
First report year2,019within selected window
Latest report year2,025within 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 |
|---|---|---|---|---|
| 2025-09-18 | NOAA 1,292,970 | River/Stream Gage | — | $0 |
| 2025-09-18 | NOAA 1,292,962 | Tribal Official | — | $0 |
| 2019-06-01 | NOAA 863,646 | Other Federal Agency | — | $2.9M |
| 2019-05-01 | NOAA 863,744 | Emergency Manager | — | $0 |
| 2019-04-01 | NOAA 819,576 | Emergency Manager | — | $199K |
| 2019-03-26 | NOAA 814,738 | Emergency Manager | — | $0 |
| 2019-03-24 | NOAA 813,843 | River/Stream Gage | — | $0 |