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EnviroAtlas - NHDPlus V2 Flowlines and Waterbodies Web Service - Conterminous United States

Published by U.S. EPA Office of Research & Development (ORD) - National Exposure Research Laboratory (NERL) | U.S. Environmental Protection Agency | Catalog Last Checked: August 03, 2026 at 04:25 AM | Dataset Last Updated: February 22, 2017 at 12:00 AM
This EnviroAtlas web service contains layers depicting NHD Version 2.1 Plus flowlines and waterbodies for the conterminous United States. EnviroAtlas (https://www.epa.gov/enviroatlas) allows the user to interact with a web-based, easy-to-use, mapping application to view and analyze multiple ecosystem services for the contiguous United States. The dataset is available as downloadable data (https://edg.epa.gov/data/Public/ORD/EnviroAtlas) or as an EnviroAtlas map service. Additional descriptive information about this dataset can be found in its associated EnviroAtlas Fact Sheet (https://www.epa.gov/enviroatlas/enviroatlas-fact-sheets).

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Complete Metadata
@type dcat:Dataset
accessLevel non-public
contactPoint 
{
  "fn": "U.S. Environmental Protection Agency, Office of Research and Development-Sustainable and Healthy Communities Research Program, EnviroAtlas",
  "@type": "vcard:Contact",
  "hasEmail": "mailto:enviroatlas@epa.gov"
}
describedByType application/octet-steam
description This EnviroAtlas web service contains layers depicting NHD Version 2.1 Plus flowlines and waterbodies for the conterminous United States. EnviroAtlas (https://www.epa.gov/enviroatlas) allows the user to interact with a web-based, easy-to-use, mapping application to view and analyze multiple ecosystem services for the contiguous United States. The dataset is available as downloadable data (https://edg.epa.gov/data/Public/ORD/EnviroAtlas) or as an EnviroAtlas map service. Additional descriptive information about this dataset can be found in its associated EnviroAtlas Fact Sheet (https://www.epa.gov/enviroatlas/enviroatlas-fact-sheets).
distribution 
[
  {
    "@type": "dcat:Distribution",
    "title": "Download",
    "accessURL": "https://edg.epa.gov/data/PUBLIC/ORD/ENVIROATLAS/Other",
    "mediaType": "text/html",
    "description": "The URL providing direct access to the downloadable dataset. ",
    "describedByType": "application/octet-stream"
  },
  {
    "@type": "dcat:Distribution",
    "title": "API",
    "accessURL": "https://enviroatlas.epa.gov/arcgis/rest/services/Supplemental/NHDPlusV21_EA/MapServer",
    "mediaType": "text/html",
    "description": "The endpoint of a web service to access the dataset (REST endpoint, WMS GetCapabilities URL, or a SOAP WSDL endpoint).",
    "describedByType": "application/octet-stream"
  },
  {
    "@type": "dcat:Distribution",
    "title": "Documentation",
    "accessURL": "https://www.epa.gov/enviroatlas/enviroatlas-data",
    "mediaType": "text/html",
    "description": "URL for accessing related documents such as data dictionary, technical information about a dataset, developer documentation, etc. ",
    "describedByType": "application/octet-stream"
  },
  {
    "@type": "dcat:Distribution",
    "title": "Home Page",
    "accessURL": "https://www.epa.gov/enviroatlas",
    "mediaType": "text/html",
    "description": "Alternative landing page used to redirect user to a contextual, Agency-hosted "homepage" for the Dataset or API",
    "describedByType": "application/octet-stream"
  }
]
identifier https://edg.epa.gov/WAFer_harvest/ISO/enviroatlas-metadata-waf_NHDPlusV2_FlowlinesAndWaterbodies_WebService.xml
issued 2017-02-22T00:00:00.000+00:00
keyword 
[
  "Ecosystem",
  "Environment",
  "Community",
  "Flowline",
  "Waterbody",
  "Stream Order",
  "Landscape Conservation Cooperatives",
  "Ecosystem Services",
  "EnviroAtlas",
  "Environment",
  "Environmental Atlas",
  "Water",
  "Climate",
  "Regulatory",
  "Agriculture",
  "Conservation",
  "Habitat",
  "Alabama",
  "Arizona",
  "Arkansas",
  "California",
  "Chesapeake Bay",
  "Chesapeake Bay Watershed",
  "Colorado",
  "Connecticut",
  "Delaware",
  "Florida",
  "Georgia",
  "Idaho",
  "Illinois",
  "Indiana",
  "Iowa",
  "Kansas",
  "Kentucky",
  "Louisiana",
  "Maine",
  "Maryland",
  "Massachusetts",
  "Mexico",
  "Michigan",
  "Minnesota",
  "Mississippi",
  "Missouri",
  "Montana",
  "Nebraska",
  "Nevada",
  "New Hampshire",
  "New Jersey",
  "New Mexico",
  "New York",
  "North Carolina",
  "North Dakota",
  "Ohio",
  "Oklahoma",
  "Oregon",
  "Pennsylvania",
  "Rhode Island",
  "South Carolina",
  "South Dakota",
  "Tennessee",
  "Texas",
  "United States",
  "Utah",
  "Vermont",
  "Virginia",
  "Washington",
  "Washington DC",
  "West Virginia",
  "Wisconsin",
  "Wyoming"
]
language 
[]
license https://creativecommons.org/publicdomain/zero/1.0/
modified 2017-02-22T00:00:00.000+00:00
publisher 
{
  "name": "U.S. EPA Office of Research & Development (ORD) - National Exposure Research Laboratory (NERL)",
  "@type": "org:Organization"
}
rights otherRestrictions, PUBLIC
spatial -66.885441,24.51224,-124.859953,49.384487
theme 
[
  "geospatial"
]
title EnviroAtlas - NHDPlus V2 Flowlines and Waterbodies Web Service - Conterminous United States

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