{"as_of":"2026-10-26","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"In town","items":[{"count":33,"name":"Aircraft registered in Harvard","note":"29 piston singles, 2 piston twins, 2 balloons","unit":"aircraft","url":"https://eflight.com/airports/0C0#registered"},{"count":7,"name":"S Dacy Enterprises INC","note":"","unit":"aircraft in town","url":"https://eflight.com/fleets/s-dacy-enterprises-inc"}],"relation":"home to"},{"group":"Record","items":[{"count":10,"name":"NTSB accidents and incidents at or near this airport","note":"1 fatal","unit":"since 1982","url":"https://eflight.com/airports/0C0#accidents"},{"count":2117,"name":"Accidents and incidents in Illinois","note":"251 in the last ten years","unit":"since 1982","url":"https://eflight.com/accidents?state=IL"}],"relation":"scene of"},{"group":"Around it","items":[{"count":8,"name":"Nearby landing places within 30 nautical miles","note":"","unit":"airports, heliports and seaplane bases","url":"https://eflight.com/airports/0C0#nearby"},{"count":103,"name":"Public-use airports in Illinois","note":"","unit":"landing places","url":"https://eflight.com/airports?state=IL"},{"count":8049,"name":"Illinois","note":"","unit":"aircraft registered","url":"https://eflight.com/states/IL"}],"relation":"in"},{"group":"Live","items":[{"count":null,"name":"Aircraft near this airport right now","note":"","unit":"","url":"https://eflight.com/airports/0C0#liveapt"},{"count":null,"name":"The live map, zoomed here","note":"","unit":"","url":"https://eflight.com/live?q=0C0"}],"relation":"seen at"},{"group":"Analytics","items":[{"count":null,"name":"Airports by the numbers","note":"","unit":"","url":"https://eflight.com/analytics/airports"},{"count":null,"name":"Where accidents happen, by state and airport","note":"","unit":"","url":"https://eflight.com/analytics/accidents-by-place"},{"count":null,"name":"The accident map","note":"","unit":"","url":"https://eflight.com/analytics/accident-map"}],"relation":"compared in"}],"graph":"https://eflight.com/graph","graph_index":"https://eflight.com/graph/index.json","license":"https://creativecommons.org/licenses/by/4.0/","node":{"city":"Harvard","id":"0C0","kind":"airport","latitude":42.40247222,"longitude":-88.63238888,"name":"Dacy Airport","state":"IL","type":"airport","url":"https://eflight.com/airports/0C0"},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}