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• Organization: State of Iowa
• Dataset Last Updated: October 24, 2026 at 09:02 AM

This dataset provides the geographic names data for Iowa. All names data products are extracted from the Geographic Names Information System (GNIS), the Federal Government's repository of official...

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• CSV

• Organization: Department of the Interior
• Dataset Last Updated: August 27, 2020 at 12:00 AM

These data were compiled for the use of training natural feature machine learning (GeoAI) detection and delineation. The natural feature classes include the Geographic Names Information System...

• XML
• XML

• Organization: U.S. Environmental Protection Agency
• Dataset Last Updated: August 07, 2019

Natural features within 250m and 1250m from residences and their relationships with general health. This dataset is not publicly accessible because: EPA cannot release personally identifiable...