Quantifying Sediment Mobilization by Wildfire, CA 2025
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DOI: https://doi.org/10.5069/G9RX9997
OT Collection ID: OT.122025.6340.1
OT Collection Name: Quantifying Sediment Mobilization by Wildfire, CA 2025
Short Name: CA25_Lamb
Collection Platform: Airborne Lidar
OT Collection ID: OT.122025.6340.1
OT Collection Name: Quantifying Sediment Mobilization by Wildfire, CA 2025
Short Name: CA25_Lamb
Collection Platform: Airborne Lidar
Download and Access Products:
| Point Cloud Data | Bulk Download | opentopoID: OTLAS.122025.6340.1 | |
| Raster Data | Bulk Download | opentopoID: OTSDEM.122025.6340.1 |
Collection Overview:
Dataset Acknowledgement: Lidar data acquisition and processing completed by the National Center for Airborne Laser Mapping (NCALM). NCALM funding provided by NSF's Division of Earth Sciences, Instrumentation and Facilities Program. EAR-2324629
Dataset Citation: Lamb, M. (2025). Quantifying Sediment Mobilization by Wildfire, CA 2025. National Center for Airborne Laser Mapping (NCALM). Distributed by OpenTopography. https://doi.org/10.5069/G9RX9997. Accessed 2025-12-16 Copied to Clipboard
Use License: CC BY 4.0
Dataset Keywords: lidar, airborne, fire, debris, hydrology, geomorphology, sediment
Survey Date: 02/20/2025 - 02/21/2025
Publication Date: 12/12/2025
This lidar dataset was collected by NCALM as part of the NCALM NOW project for Michael Lamb at the California Institute of Technology. Collection of this dataset will help quantify dry-ravel sediment mobilization from the Eaton Fire in Los Angeles, CA for improved debris-flow predictions.
Publications associated with this dataset can be found at NCALM's Data Tracking Center
Dataset Acknowledgement: Lidar data acquisition and processing completed by the National Center for Airborne Laser Mapping (NCALM). NCALM funding provided by NSF's Division of Earth Sciences, Instrumentation and Facilities Program. EAR-2324629
Dataset Citation: Lamb, M. (2025). Quantifying Sediment Mobilization by Wildfire, CA 2025. National Center for Airborne Laser Mapping (NCALM). Distributed by OpenTopography. https://doi.org/10.5069/G9RX9997. Accessed 2025-12-16 Copied to Clipboard
Use License: CC BY 4.0
Dataset Keywords: lidar, airborne, fire, debris, hydrology, geomorphology, sediment
Survey Date: 02/20/2025 - 02/21/2025
Publication Date: 12/12/2025
Data Provider and Roles:
Funder Collector Principal Investigator
Funder Collector Principal Investigator
- Michael Lamb - California Institute of Technology
Total Number of Points:
2,733,439,821 pts
Area: 159.77 km2
Point Density: 17.11 pts/m2
Classifications:
Raster Resolution: 1.0 meter
Coordinate System:
Horizontal: NAD83 (2011) (EPOCH:2010) / UTM Zone 11N Meters [EPSG: 6340]
Vertical: NAVD88 (GEOID 18) [EPSG: 5703]
Units: meter
Survey Report: Reports
LAS Validation Data Report: Reports
Area: 159.77 km2
Point Density: 17.11 pts/m2
Classifications:
| Class 1 - Unclassified | 2,013,111,436 |
| Class 2 - Ground | 714,504,823 |
| Class 4 - Medium Vegetation | 2,562 |
| Class 7 - Low Point (low noise) | 2,862,514 |
| Class 18 - High Noise | 2,958,486 |
Raster Resolution: 1.0 meter
Coordinate System:
Horizontal: NAD83 (2011) (EPOCH:2010) / UTM Zone 11N Meters [EPSG: 6340]
Vertical: NAVD88 (GEOID 18) [EPSG: 5703]
Units: meter
Survey Report: Reports
LAS Validation Data Report: Reports
Tile Index in Shapefile Format:
Download
Dataset Boundary in GeoJSON Format:
Point Cloud: CA25_Lamb.geojson
Raster: CA25_Lamb.geojson
Dataset Extent (Bounding Box): North: 34.26843694° South: 34.15188068° East: -117.99700401° West: -118.20835232°
Dataset Boundary in GeoJSON Format:
Point Cloud: CA25_Lamb.geojson
Raster: CA25_Lamb.geojson
Dataset Extent (Bounding Box): North: 34.26843694° South: 34.15188068° East: -117.99700401° West: -118.20835232°