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Dixie Fire Post-Fire Debris Flows: A Tale of Two Storms

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By Landslide Hazards Program September 25, 2023

This new geonarrative (Esri story map) highlights two storm events and their postfire impacts in the Dixie burn area.

View the Geonarrative

The Dixie fire burned steep hillslopes in the northern Sierra Nevada California during the summer of 2021 and was followed by two significant storm events in October 2021 and June 2022. These events hosted wholly different rainfall characteristics and resulted in very different postfire flow events. These events are highlighted in this story map. 

logs in river next to steep hillslope
Sources/Usage: Public Domain. View Media Details
Debris flow deposit in the North Fork Feather River, Plumas County, CA near the Dixie burn area.  

Field-verified inventory of postfire debris flows for the 2021 Dixie Fire following a 23-25 October 2021 atmospheric river storm and 12 June 2022 thunderstorm

Summary This data release is a field-verified inventory of postfire debris flows for the 2021 Dixie Fire following a 23-25 October 2021 atmospheric river storm and 12 June 2022 thunderstorm. The “README.txt” file describes the fields for the “Inventory.csv” file. The “Chambers” and “Chips” rain gage data referenced in the inventory are included as: “Chambers-Oct2021-Storm.csv”, “Chambers-Jun2022-S
By
Geologic Hazards Science Center, Supplemental Appropriations for Disaster Recovery Activities

This new geonarrative (Esri story map) highlights two storm events and their postfire impacts in the Dixie burn area.

View the Geonarrative

The Dixie fire burned steep hillslopes in the northern Sierra Nevada California during the summer of 2021 and was followed by two significant storm events in October 2021 and June 2022. These events hosted wholly different rainfall characteristics and resulted in very different postfire flow events. These events are highlighted in this story map. 

logs in river next to steep hillslope
Sources/Usage: Public Domain. View Media Details
Debris flow deposit in the North Fork Feather River, Plumas County, CA near the Dixie burn area.  

Field-verified inventory of postfire debris flows for the 2021 Dixie Fire following a 23-25 October 2021 atmospheric river storm and 12 June 2022 thunderstorm

Summary This data release is a field-verified inventory of postfire debris flows for the 2021 Dixie Fire following a 23-25 October 2021 atmospheric river storm and 12 June 2022 thunderstorm. The “README.txt” file describes the fields for the “Inventory.csv” file. The “Chambers” and “Chips” rain gage data referenced in the inventory are included as: “Chambers-Oct2021-Storm.csv”, “Chambers-Jun2022-S
By
Geologic Hazards Science Center, Supplemental Appropriations for Disaster Recovery Activities
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