Overview
Summary	Determine elevation based on latitude and longitude
Category	Mapping
Tags	mapping geotagging gov
Date Reviewed	2007-01-23
Description	From the US Geological Survey: The Elevation Query Web Service returns the elevation in feet or meters for a specific latitude/longitude point from the USGS Seamless Elevation data sets hosted at USGS/EROS. The elevation values returned default to the best-available (highest resolution) data source available at the specified point. Alternately, this service may return the value from a specified data source, or from all data sources. If unable to find data at the requested point, this services returns an extremely large, negative value.
API Home Page	http://gisdata.usgs.gov/XMLWebServices/TNM_El ...
Most Popular USGS Elevation Query Service Mashups
Protocol
Protocols	SOAP
WSDL	http://gisdata.usgs.gov/XMLWebServices/TNM_El ...
Data Formats	XML
Service Endpoint
Functionality
API Groups
Example API Methods	getElevation
Client Install Required	No
Security
Authentication Model	None
SSL Support	No
Read-only Without Login	Yes
Support
Vendor API Kits
Community API Kits
API Blog
API Forum
Developer Support
Signup and Licensing
Signup Requirements	None
Developer Key Required
Account with Service Required
Commercial Licensing
Provider
Non-Commercial Licensing
Data Licensing
Usage Fees	None
Usage Limits
Terms of Service

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