DOI: https://doi.org/10.5069/G9JW8BX4
OT Collection ID: OT.022018.26915.1
OT Collection Name: Trinity River, Texas 2015
Short Name: TX15Passalacqua
Collection Platform: Airborne Lidar

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Download and Access Products: 
	1. Point Cloud Data
		opentopoID: OTLAS.022018.26915.1
		Data Processing: https://portal.opentopography.org/lidarDataset?opentopoID=OTLAS.022018.26915.1

	2. Raster
		opentopoID: OTSDEM.022018.26915.1
		Data Processing: https://portal.opentopography.org/raster?opentopoID=OTSDEM.022018.26915.1


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Collection Overview: PI: Dr. Paola Passalacqua, University of Texas, Austin. The requested survey area consisted of three polygons located east of Houston, TX, about 52 Km east of George Bush Intercontinental Airport (IAH), over the Trinity River. The total area surveyed was approximately 385 sq km.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: Passalacqua, P. (2015): Trinity River, Texas 2015 airborne lidar. National Center for Airborne Laser Mapping (NCALM). Distributed by OpenTopography. https://doi.org/10.5069/G9JW8BX4.. Accessed: 2024-04-18

Use License: CC BY 4.0

Dataset Keywords: texas, flood, river, lidar

Survey Date: 08/07/2015 - 08/10/2015
Publication Date: 03/01/2018

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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/


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Total number of points: 8,261,334,273 pts

Area: 387 km^2

Point Density: 21.35 pts/m^2

Classifications: 
	Class 1 - Unclassified: 6,892,154,988
	Class 2 - Ground: 1,369,179,285
Coordinates System: 
	Horizontal: NAD83 (2011) / UTM Zone 15N Meters [EPSG: 26915]
	Vertical: NAVD88 (GEOID 12A) [EPSG: 5703]

Survey Report: https://cloud.sdsc.edu/v1/AUTH_opentopography/www/metadata/2015_TX15Passalacqua_Metadata.pdf

LAS Validation Data Report: http://cloud.sdsc.edu/v1/AUTH_opentopography/www/lasReports/TX15Passalacqua.html

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Dataset Extent in KMZ format: https://portal.opentopography.org/getKml?otCollectionID=OT.022018.26915.1&download=true

Dataset Spatial Bounds:
	North: 30.2872989476588°
	South: 29.8546849090213°
	East: -94.7151608989114°
	West: -94.8810965483608°