{"accessLevel": "public", "bureauCode": ["010:12"], "contactPoint": {"@type": "vcard:Contact", "fn": "U.S. Geological Survey", "hasEmail": "mailto:whsc_data_contact@usgs.gov"}, "description": "This data consists of data grids for the United States, including\n                1 X 2 Degree, 1 X 1 Degree, 30 X 60 Minute, 15 X 15 Minute, 7.5 X 7.5 Minute, and\n                3.75 X 3.75 Minute, along with custom-sized products, where a traditionally-published map exists. The grid was generated using ESRI ArcGIS Pro software. The grids represent the extent of topographic maps published by the USGS.", "distribution": [{"@type": "dcat:Distribution", "accessURL": "https://www.usgs.gov/the-national-map-data-delivery", "description": "Landing page for access to the data", "format": "XML", "mediaType": "application/http", "title": "Digital Data"}, {"@type": "dcat:Distribution", "description": "The metadata original format", "downloadURL": "https://data.usgs.gov/datacatalog/metadata/USGS.e1c3618a-b210-475c-8b9d-b56439917b6f.xml", "format": "XML", "mediaType": "text/xml", "title": "Original Metadata"}], "identifier": "http://datainventory.doi.gov/id/dataset/USGS_e1c3618a-b210-475c-8b9d-b56439917b6f", "keyword": ["FileGDB 10.1", "Map Indices", "State", "US", "USGS:e1c3618a-b210-475c-8b9d-b56439917b6f", "United States", "United States of America", "boundaries", "cells", "polygon grid"], "modified": "2026-02-25T00:00:00Z", "publisher": {"@type": "org:Organization", "name": "U.S. Geological Survey"}, "spatial": "-179.229655487448, -14.4246950942767, 179.856674735386, 71.4395725901531", "theme": ["geospatial"], "title": "USGS Map Indices Downloadable Data Collection"}