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Service Description: This data set represents smoothed, 2-foot bare earth contours (isolines) for New Hampshire. It was derived from a data set which was compiled from LIDAR collections in NH available as of spring, 2019. The raster was filtered using the ArcGIS FOCAL STATISTICS tool with a 3x3 circular neighborhood. The contours were generated using the ArcGIS CONTOUR tool while applying a Z factor of 3.2802 to convert the elevation values from meters to feet. The filtered contours were then smoothed using the ArcGIS SMOOTH LINE tool. The data include an INDEX field with values of 10 and 100 to flag 10 and 100-foot contours. When viewed using this service, contours become visible at scales greater than 1:10,000.
Map Name: 2-foot Contours
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Description:
Copyright Text: NH GRANIT
Spatial Reference:
103104
(6525)
Single Fused Map Cache: false
Initial Extent:
XMin: 528401.8506617672
YMin: 380407.6899601188
XMax: 1484083.9529606518
YMax: 1071078.5589834843
Spatial Reference: 103104
(6525)
Full Extent:
XMin: 744976.9634787478
YMin: 71529.95527958125
XMax: 1267508.840143671
YMax: 1023481.0064261556
Spatial Reference: 103104
(6525)
Units: esriFeet
Supported Image Format Types: PNG32,PNG24,PNG,JPG,DIB,TIFF,EMF,PS,PDF,GIF,SVG,SVGZ,BMP
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Title:
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Category:
Keywords: Elevation,topography,LiDAR,NH GRANIT,GRANIT
AntialiasingMode: None
TextAntialiasingMode: Force
Supports Dynamic Layers: true
MaxRecordCount: 1000
MaxImageHeight: 4096
MaxImageWidth: 4096
Supported Query Formats: JSON, geoJSON
Supports Query Data Elements:
Min Scale: 10000
Max Scale: 0
Supports Datum Transformation: true
Child Resources:
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