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Mineral Resources On-Line Spatial Data

Data records near a geographic location

Service URL: http://mrdata.usgs.gov/general/near-point.php
Description: Given a geographic location or bounding rectangle, provides links to individual data records that are near the location given or within the bounding rectangle.
Input
x Geographic longitude, decimal degrees, WGS84 datum, west longitudes negative
y Geographic latitude, decimal degrees, WGS84 datum, south latitudes negative
d Tolerance; size of the bounding box, in decimal degrees; search is carried out on the box whose corners are (x - d, y - d) and (x + d, y + d)
xmin West bounding coordinate, WGS84 datum, west longitudes negative
ymin South bounding coordinate, WGS84 datum, south latitudes negative
xmax East bounding coordinate, WGS84 datum, west longitudes negative
ymax North bounding coordinate, WGS84 datum, south latitudes negative
callback For requests returned as JSON, this parameter is used to return in the JSONP format
format JSON (default), HTML, or XML
Output
location An object containing the input parameters
longitude Value of the input variable 'x'
latitude Value of the input variable 'y'
tolerance Value of the input variable 'd'
context An object containing three arrays, each indicating the common geographic areas in which the center of the box is located
dataset An array of objects describing a data set with records that lie near the search point, as follows:
cite ID number of the data set in the MRData catalog
title Title of the data set
description Short description of the data set
url Web location of the data set relative to mrdata.usgs.gov
record_id Name of database field used to identify individual records distinctly
record_label Name of database field used to label individual records
record_list An array of objects each describing a record of the dataset, with members as follows:
url Web link to a report providing the complete contents of the database record
label Label for the record, usually the value for this record of the field named as 'record_label' in the data set description, if that field is specified
type General category of this record within the data set
comment Additional potentially helpful information about the record
heading Database-specific labels for the information provided as label, type, and comment.
catalog_url URL to a catalog record for the database, typically includes linked keywords, originators, as well as a description

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URL: http://mrdata.usgs.gov/catalog/api.php?id=3
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Page Last modified: 13:38 on 08-Nov-2016