West Swanzey, NH: Geomorphic Response to Dam Removal, Ashuelot River

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DOI: https://doi.org/10.5069/G90V89R5
OT Collection ID: OT.062012.26918.1
OT Collection Name: West Swanzey, NH: Geomorphic Response to Dam Removal, Ashuelot River
Short Name: NH11_Gartner
Collection Platform: Airborne Lidar
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    Point Cloud Data   Bulk Download     opentopoID: OTLAS.062012.26918.1
    Collection Overview: NCALM Seed. PI: John Gartner, Dartmouth College. The survey area covers a 45 square kilometers along the Ashelot River, south of Keene and crossing West Swanzey, New Hampshire. Data were collected to quantify the geomorphic and sedimentological responses to dam removal.

    Dataset Acknowledgement: Lidar data acquisition and processing completed by the National Center for Airborne Laser Mapping (NCALM - http://www.ncalm.org). NCALM funding provided by NSF's Division of Earth Sciences, Instrumentation and Facilities Program. EAR-1043051.

    Dataset Citation: West Swanzey, NH: Geomorphic Response to Dam Removal, Ashuelot River. Distributed by OpenTopography. https://doi.org/10.5069/G90V89R5 . Accessed: 2022-12-06

    Use License: CC BY 4.0

    Dataset Keywords: New Hampshire, lidar

    Survey Date: 07/20/2011

    Publication Date: 06/26/2012
    Total number of points: 536,115,939 pts

    Area: 45 km2

    Point Density: 11.91 pts/m2

        Class 1 - Unclassified107,884,511
        Class 2 - Ground81,543,209
        Class 3 - Low Vegetation1
        Class 4 - Medium Vegetation340,490,328
        Class 6 - Building6,073,653
        Class 7 - Low Point (low noise)95,424
        Class 9 - Water28,813

    Coordinate System:
        Horizontal: UTM Zone 18N NAD83 (CORS96) [EPSG: 26918]
        Vertical: NAVD88 (GEOID 03) [EPSG: 5703]

    Units: meter

    Survey Report: Gartner_NewHampshire_2011.pdf

    LAS Validation Data Report: NH11_Gartner.html
    Tile index in shapefile format: Download

    Dataset Extent in KMZ format: Download

    Dataset Spatial Bounds: North: 42.9333970685885°     South: 42.8179030902712°     East: -72.2430722903607°     West: -72.3814079816528°