Daily Obstacle File Changes

The Daily Digital Obstacle File describes all known obstacles of interest to aviation users in the United States, with limited coverage of the Pacific, the Caribbean, Canada, and Mexico. The obstacles are assigned unique numerical identifiers, accuracy codes, and are listed in order by state. This unzipped .dat file provides all DDOF changes.

Data and Resources

Field Value
Groups
  • AmeriGEOSS
  • National Provider
  • North America
Tags
  • amerigeo
  • amerigeoss
  • ckan
  • geo
  • geoss
  • national
  • north-america
  • united-states
isopen False
license_id other-license-specified
license_title other-license-specified
maintainer Mojdeh Supola
maintainer_email Mojdeh.Supola@faa.gov
metadata_created 2025-12-01T14:12:18.478833
metadata_modified 2025-12-01T14:12:18.478837
notes The Daily Digital Obstacle File describes all known obstacles of interest to aviation users in the United States, with limited coverage of the Pacific, the Caribbean, Canada, and Mexico. The obstacles are assigned unique numerical identifiers, accuracy codes, and are listed in order by state. This unzipped .dat file provides all DDOF changes.
num_resources 1
num_tags 8
title Daily Obstacle File Changes