01 / YEAR-BY-YEAR
EVENT FILE / 24021MINIMUM 5 REPORTS
FREDERICK · MD
Flash Flood history
NOAA records coded as Flash Flood in Frederick during the ten complete years from 2016 through 2025.
Reports24NOAA county-coded rows
Population context8.4per 100,000 residents · 2024 ACS denominator 287,048
Injuries0direct + indirect fields
Fatalities0direct + indirect fields
Not a probability
24 reports in ten years does not mean a 2.4-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$44.3Mnot inflation-adjusted
Crop damage$0not inflation-adjusted
First report year2,018within 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 |
|---|---|---|---|---|
| 2025-07-31 | NOAA 1,270,202 | Amateur Radio | — | $0 |
| 2025-05-05 | NOAA 1,242,169 | 911 Call Center | — | $0 |
| 2024-08-29 | NOAA 1,199,970 | Emergency Manager | — | $0 |
| 2021-09-23 | NOAA 985,693 | Fire Department/Rescue | — | $0 |
| 2021-09-23 | NOAA 985,692 | Fire Department/Rescue | — | $0 |
| 2021-09-23 | NOAA 985,691 | Fire Department/Rescue | — | $0 |
| 2021-09-23 | NOAA 985,690 | Department of Highways | — | $0 |
| 2021-09-08 | NOAA 985,680 | 911 Call Center | — | $0 |