51
Recorded events
3
Direct deaths
0
Direct injuries
$8.0M
Property damage
Flood in Placer County, California: 51 recorded events between 2005 and 2026. The strongest on record measured 0. That places the county #233 nationally and #26 statewide for this hazard.
Decade by decade
Flood in Placer County, California: events per decade
Reporting practice changed over time — early decades are undercounted, not calmer.
The busiest decade for flood in Placer County is the 2020s, when 42 of the county's 51 recorded events were logged. Comparing decades is useful for spotting active periods, but the earliest years are thin because systematic reporting for this hazard began later.
Within the Placer County archive, flood makes up 30.4% of all recorded severe weather across 10 hazard types. Nationally the county sits at #233 for this hazard and #26 within California, putting it in the 91.9 percentile of all U.S. counties.
Seasonality
Events by month
Feb is the peak month for flood in Placer County with 17 recorded events, while May is the quietest. Seasonality here is a property of the archive as much as the climate: reports cluster where population and spotter networks are densest.
Significant events
Deadliest on record
| Date | Location | Scale | Deaths | Injuries | Damage |
|---|---|---|---|---|---|
| Nov 24, 2024 | AUBURN | 0 | 2 | 0 | $0 |
| Feb 7, 2024 | LINCOLN MUNI ARPT | 0 | 1 | 0 | $0 |
Most recent
Latest recorded events
| Date | Location | Magnitude | Damage |
|---|---|---|---|
| Apr 21, 2026 | HIDDEN VLY | — | $0 |
| Apr 21, 2026 | HIDDEN VLY | — | $0 |
| Apr 11, 2026 | CRATER HILL | — | $0 |
| Apr 11, 2026 | PENRYN | — | $0 |
| Feb 16, 2026 | (BLU)BLUE CANYON ARP | — | $0 |
| Jan 4, 2026 | LINCOLN | — | $0 |
| Jan 4, 2026 | HIDDEN VLY | — | $0 |
| Jan 4, 2026 | LINCOLN MUNI ARPT | — | $0 |
| Dec 26, 2025 | PENRYN | 0 | $0 |
| Dec 25, 2025 | NEWCASTLE | 0 | $0 |
Other hazards here
More from Placer County
- Heavy Rain 74
From the record
What the reports say
Written by National Weather Service staff at the time of the event · public domain
Placer County Sheriff reported a group of three men went to fish in the North American River, north of Folsom Lake on November 23rd. Two of the men, both 20 years old, got into the water. One of them was swept away by the strong currents and the second man tried to help but was also pulled into the current. The recovery operation was extremely technical and in a portion of the river with rapids and strong current due to the storm. Both 20 year old men drowned and their bodies were recovered downstream on November 25th.
California Highway Patrol and Placer County OES reported a fatality of a driver that drove through standing water on a flooded road, lost control, and flipped the vehicle, coming to a rest in standing water on Nicolaus Road near Marcum Road.
The bridge on Morton Rd. was washed out by flooding from Canyon Creek. This road is located next to the I80 exit in Alta. The incident isolated 15 homes. An alternative temporary access was established, traversing a steep, windy gravel road over private property. |The Placer County Board of Supervisors approved two measures giving both short- and long-term assistance to the isolated community. A new temporary bridge, and then a permanent bridge will be constructed on the site. The estimated cost is $3 million dollars for the bridge construction. The total cost was estimated by the county to be $5 million.
Quick answers
Frequently asked
How many flood events are on record in Placer County, California?
51 flood events are recorded in Placer County between 2005 and 2026, causing 3 direct deaths.
What is the strongest flood recorded in Placer County?
The strongest flood on record in Placer County measured 0.
Where does the flood data for Placer County come from?
All events come from the NOAA/NCEI Storm Events Database, the federal public-domain archive of severe weather reports. Dates are UTC, damage is as reported and not inflation-adjusted, and the most recent entries may still be revised.
Cite this page
“Flood in Placer County, California.” Severe Weather History. severeweatherhistory.com/county/california/placer-county/flood/ · Data: NOAA/NCEI, FEMA, U.S. Census — public domain.