DOI: https://doi.org/10.5069/G9XG9P8D
OT Collection ID: OT.042019.6342.1
OT Collection Name: 3D Landscape Reconstruction and Land Use Modeling, Chaco Canyon, NM 2016
Short Name: NM16_Dorshow
Collection Platform: Airborne Lidar

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Download and Access Products: 
	1. Point Cloud Data
		opentopoID: OTLAS.042019.6342.1
		Data Processing: https://portal.opentopography.org/lidarDataset?opentopoID=OTLAS.042019.6342.1

	2. Raster
		opentopoID: OTSDEM.042019.6342.1
		Data Processing: https://portal.opentopography.org/raster?opentopoID=OTSDEM.042019.6342.1


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Collection Overview: This dataset, located within Chaco Canyon, New Mexico was collected by NCALM for Dr. Wetherbee Dorshow and Dr. Wirt Wills to help reconstruct the three dimensional landscape as well as model land use at Chaco Canyon, New Mexico. The survey area totaled approximately 543 km2.
NOTE: NCALM reprocessed this dataset with updated Optech LMS software, and  this newly reprocessed version was released via OpenTopography on June 8th 2021.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-1339015.

Dataset Citation: Dorshow, W. (2019).  3D Landscape Reconstruction and Land Use Modeling, Chaco Canyon, NM 2016. National Center for Airborne Laser Mapping (NCALM). Distributed by OpenTopography.  https://doi.org/10.5069/G9XG9P8D.. Accessed: 2024-04-26

Use License: CC BY 4.0

Dataset Keywords: lidar, New Mexico, Chaco Canyon, landscape, land use, 3D modeling

Survey Date: 10/12/2016 - 10/15/2016
Publication Date: 04/05/2019

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Data Provider and Roles:
	1. National Center for Airborne Laser Mapping
	Role: Collector
	Url: https://ncalm.cive.uh.edu/

	2. National Science Foundation
	Role: Funder
	Url: https://nsf.gov/

	3. University of New Mexico
	Role: Partner
	Url: https://www.unm.edu/


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Total number of points: 13,662,458,721 pts

Area: 542.72 km^2

Point Density: 25.56 pts/m^2

Classifications: 
	Class 1 - Unclassified: 2,825,063,304
	Class 2 - Ground: 10,837,341,776
	Class 7 - Low Point (low noise): 875
	Class 18 - High Noise: 52,766
Coordinates System: 
	Horizontal: NAD83 (2011) (EPOCH:2010) / UTM Zone 13N Meters [EPSG: 6342]
	Vertical: NAVD88 [EPSG: 5703]

Survey Report: https://cloud.sdsc.edu/v1/AUTH_opentopography/www/metadata/NM16_Dorshow_Metadata.zip

LAS Validation Data Report: https://portal.opentopography.org/lasReport?opentopoID=OTLAS.042019.6342.1

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Dataset Extent in KMZ format: https://portal.opentopography.org/getKml?otCollectionID=OT.042019.6342.1&download=true

Dataset Spatial Bounds:
	North: 36.1325407223784°
	South: 35.9276197846079°
	East: -107.633559287243°
	West: -108.161492754543°