01 / YEAR-BY-YEAR
EVENT FILE / 41051MINIMUM 5 REPORTS
MULTNOMAH · OR
Debris Flow history
NOAA records coded as Debris Flow in Multnomah during the ten complete years from 2016 through 2025.
Reports5NOAA county-coded rows
Population context0.6per 100,000 residents · 2024 ACS denominator 801,477
Injuries1direct + indirect fields
Fatalities1direct + 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$38Knot inflation-adjusted
Crop damage$0not inflation-adjusted
First report year2,018within selected window
Latest report year2,022within 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 |
|---|---|---|---|---|
| 2022-01-06 | NOAA 1,004,275 | Department of Highways | — | $4K |
| 2021-01-13 | NOAA 938,288 | Law Enforcement | — | $35K |
| 2020-12-20 | NOAA 933,458 | Department of Highways | — | $0 |
| 2019-02-12 | NOAA 810,310 | County Official | — | $0 |
| 2018-12-11 | NOAA 798,978 | Law Enforcement | — | $0 |