EnviroAtlas - HU12_polygon

Description

This data set is a complete digital hydrologic unit boundary layer to the Subwatershed (12-digit) 6th level for the entire United States. This data set consists of geo-referenced digital data and associated attributes created in accordance with the "Federal Guidelines, Requirements, and Procedures for the National Watershed Boundary Dataset; Chapter 3 of Section A, Federal Standards, Book 11, Collection and Delineation of Spatial Data; Techniques and Methods 11-A3" (04/01/2009). http://www.ncgc.nrcs.usda.gov/products/datasets/watershed/index.html . Polygons are attributed with hydrologic unit codes for 4th level sub-basins, 5th level watersheds, 6th level subwatersheds, name, size, downstream hydrologic unit, type of watershed, non-contributing areas and flow modification.

Resources

Name Format Description Link
0 URL for accessing related documents such as data dictionary, technical information about a dataset, developer documentation, etc. https://www.epa.gov/enviroatlas/enviroatlas-data
0 Alternative landing page used to redirect user to a contextual, Agency-hosted "homepage" for the Dataset or API https://www.epa.gov/enviroatlas
0 The URL providing direct access to the downloadable dataset. https://edg.epa.gov/data/Public/ORD/EnviroAtlas/National
0 http://datagateway.nrcs.usda.gov

Tags

  • environment
  • indiana
  • alaska
  • montana
  • utah
  • united states of america
  • ecology
  • delaware
  • missouri
  • colorado
  • sub-region
  • natural resources
  • idaho
  • modeling
  • basin
  • wyoming
  • kentucky
  • new hampshire
  • tennessee
  • virginia
  • united states
  • north carolina
  • mississippi
  • hawaii
  • north dakota
  • south carolina
  • michigan
  • vermont
  • huc
  • kansas
  • sub-basin
  • hydrologic unit code
  • enviroatlas
  • maine
  • new york
  • ecosystem
  • new mexico
  • watershed boundaries
  • arkansas
  • texas
  • subwatershed
  • new jersey
  • pennsylvania
  • connecticut
  • hydrologic units
  • maryland
  • california
  • region
  • watershed
  • arizona
  • boundaries
  • washington
  • ecosystem services
  • usa
  • florida
  • washington dc
  • water
  • watershed boundary dataset
  • environmental atlas
  • wisconsin
  • iowa
  • louisiana
  • west virginia
  • rhode island
  • alabama
  • ohio
  • oklahoma
  • georgia
  • huc12
  • minnesota
  • illinois
  • oregon
  • surface water
  • nevada
  • massachusetts
  • nebraska
  • south dakota
  • wbd
  • 12-digit hucs

Topics

  • Climate

Categories

  • Water