{"as_of":"2026-10-30","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Aircraft","items":[{"count":null,"name":"N39963: not on the register today","note":"the record of its deregistration","unit":"","url":"https://eflight.com/aircraft/N39963"},{"count":27311,"name":"Engine: Lycoming O-320","note":"as the NTSB recorded it","unit":"aircraft carry this series today","url":"https://eflight.com/engines/lycoming-o-320-series"}],"relation":"involved"},{"group":"Place","items":[{"count":null,"name":"Harlan County Lake Seaplane Base","note":"nearest airport","unit":"","url":"https://eflight.com/airports/H63"},{"count":1637,"name":"Accidents and incidents in Missouri","note":"216 in the last ten years","unit":"since 1982","url":"https://eflight.com/accidents?state=MO"},{"count":5813,"name":"Missouri","note":"","unit":"aircraft registered","url":"https://eflight.com/states/MO"}],"relation":"at or near"},{"group":"Analytics","items":[{"count":null,"name":"Accidents over time since 1982","note":"","unit":"","url":"https://eflight.com/analytics/accidents-over-time"},{"count":null,"name":"Accidents by phase of flight, weather and hour","note":"","unit":"","url":"https://eflight.com/analytics/accidents-by-phase"},{"count":null,"name":"The accident map","note":"","unit":"","url":"https://eflight.com/analytics/accident-map"}],"relation":"counted in"}],"graph":"https://eflight.com/graph","graph_index":"https://eflight.com/graph/index.json","license":"https://creativecommons.org/licenses/by/4.0/","node":{"city":"West Plains","date":"1984-07-19","fatalities":1,"id":"MKC84FA221","name":"Amateur-built SKY RIDER accident near West Plains, Missouri, July 19, 1984","state":"MO","type":"ACC","url":"https://eflight.com/accidents/MKC84FA221"},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}