Mapping Coastal Dune Erosion, CA 2025
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DOI: https://doi.org/10.5069/G96W989H
OT Collection ID: OT.022026.6339.1
OT Collection Name: Mapping Coastal Dune Erosion, CA 2025
Short Name: CA25_Sondeno
Collection Platform: Airborne Lidar
OT Collection ID: OT.022026.6339.1
OT Collection Name: Mapping Coastal Dune Erosion, CA 2025
Short Name: CA25_Sondeno
Collection Platform: Airborne Lidar
Download and Access Products:
| Point Cloud Data | Bulk Download | opentopoID: OTLAS.022026.6339.1 | |
| Raster Data | Bulk Download | opentopoID: OTSDEM.022026.6339.1 |
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: Sondeno, S. (2026). Mapping Coastal Dune Erosion, CA 2025. National Center for Airborne Laser Mapping (NCALM). Distributed by OpenTopography. https://doi.org/10.5069/G96W989H. Accessed 2026-06-06 Copied to Clipboard
Use License: CC BY 4.0
Dataset Keywords: lidar, geomorphology, erosion, hydrology
Survey Date: 08/18/2025
Publication Date: 02/27/2026
This lidar dataset was collected as part of an NCALM Seed grant for Shannon Sondeno at the California State University, Monterey Bay. This lidar dataset was collected to help assess coastal dune erosion before and after the closure of sand mining operations in southern Monterey Bay, California.
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: Sondeno, S. (2026). Mapping Coastal Dune Erosion, CA 2025. National Center for Airborne Laser Mapping (NCALM). Distributed by OpenTopography. https://doi.org/10.5069/G96W989H. Accessed 2026-06-06 Copied to Clipboard
Use License: CC BY 4.0
Dataset Keywords: lidar, geomorphology, erosion, hydrology
Survey Date: 08/18/2025
Publication Date: 02/27/2026
Data Provider and Roles:
Funder Collector Principal Investigator
Funder Collector Principal Investigator
- Shannon Sondeno - California State University, Monterey Bay
Total Number of Points:
635,588,823 pts
Area: 41.38 km2
Point Density: 15.36 pts/m2
Classifications:
Raster Resolution: 1.0 meter
Coordinate System:
Horizontal: NAD83 (2011) (EPOCH:2010) / UTM Zone 10N Meters [EPSG: 6339]
Vertical: NAVD88 (GEOID 18) [EPSG: 5703]
Units: meter
Survey Report: Reports
LAS Validation Data Report: Reports
Area: 41.38 km2
Point Density: 15.36 pts/m2
Classifications:
| Class 1 - Unclassified | 469,314,988 |
| Class 2 - Ground | 166,044,855 |
| Class 7 - Low Point (low noise) | 6,782 |
| Class 18 - High Noise | 216,129 |
| Class 22 - Reserved | 6,069 |
Raster Resolution: 1.0 meter
Coordinate System:
Horizontal: NAD83 (2011) (EPOCH:2010) / UTM Zone 10N Meters [EPSG: 6339]
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_Sondeno.geojson
Raster: CA25_Sondeno.geojson
Dataset Extent (Bounding Box): North: 36.815858° South: 36.589333° East: -121.776123° West: -121.902149°
Dataset Boundary in GeoJSON Format:
Point Cloud: CA25_Sondeno.geojson
Raster: CA25_Sondeno.geojson
Dataset Extent (Bounding Box): North: 36.815858° South: 36.589333° East: -121.776123° West: -121.902149°