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Landcover-NLCD 2006 (Polygons)

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This metadata information is subject to our disclaimer. Metadata information presented here is maintained manually. Therefore, date-sensitive fields such as feature count and date of last update may not be up-to-date. All metadata is subject to errors inherent in a manual process.

Descriptive nameLandcover-NLCD 2006 (Polygons)
File namenlcd06po
Spatial domainPima Cnty & Vicinity
AbstractNational Land Cover Dataset data produced by MRLC (Multi-Resolution Land Characteristics Consortium). NLCD 2006 is based primarily on the unsupervised classification of Landsat Enhanced Thematic Mapper+ (ETM+) circa 2006 satellite data.

Original raster layer converted to polygon features for enhanced display in MapGuide (esp. maptips) at scales greater than 1:50,000. See more information.
Known errors/qualifications
Feature typepolygon
Feature count 280,603
Thumbnail Map nlcd06po.pdf PDF file format   (13,058,195 bytes, PDF created 07/20/2022 )
ProjectionNAD83 HPGN (Parameters)
Field/value metadata Field metadata
Source organizationMRLC/USGS
Source contact
Source document or file namenlcd2006_landcover_2-14-11.zip
Source date20110214
Source scale
Source formatGrid
Date of last data update
(This date may not be current.)
Last data update byErik Glenn
Date/time last touched - Meaning? 2021-03-17  11:41 PM - Enterprise GDB
  2021-03-17  11:43 PM - Shapefile - Library input format
  See coverage files, if any, for date.
Lineage10/17/2013 - Converted original Imagine file (raster, .img) to singlepart polygon features; polygons weren't smoothed or generalized, so result has the same pixelated pattern of the original raster (EG).
On maintenance?No
Maintenance organization
Maintenance description
Original conversion byErik Glenn
Pima County ITD GIS contactErik Glenn
Alternate Pima County ITD GIS contacte-mail address
On  Pima County Geospatial Data Portal? No

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