{"as_of":"2026-11-10","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Aircraft","items":[{"count":null,"name":"N9031F on the register today","note":"the tail number may have moved to another aircraft since","unit":"","url":"https://eflight.com/aircraft/N9031F"},{"count":817,"name":"Robinson R22","note":"the model family and its accident history","unit":"registered today","url":"https://eflight.com/models/robinson/r22"},{"count":null,"name":"Engine: Lycoming HO-320-A2B","note":"as the NTSB recorded it","unit":"","url":""}],"relation":"involved"},{"group":"Place","items":[{"count":null,"name":"Lawrence J Timmerman Airport","note":"nearest airport","unit":"","url":"https://eflight.com/airports/MWC"},{"count":1622,"name":"Accidents and incidents in Wisconsin","note":"226 in the last ten years","unit":"since 1982","url":"https://eflight.com/accidents?state=WI"},{"count":6164,"name":"Wisconsin","note":"","unit":"aircraft registered","url":"https://eflight.com/states/WI"}],"relation":"at or near"},{"group":"Record","items":[{"count":1,"name":"Other NTSB records under N9031F","note":"the number may have belonged to another aircraft at the time","unit":"records","url":"https://eflight.com/accidents/CHI82FA267#others"}],"relation":"related to"},{"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":"Milwaukee","date":"1982-07-23","fatalities":0,"id":"CHI82FA267","name":"Robinson R22 accident near Milwaukee, Wisconsin, July 23, 1982","state":"WI","type":"ACC","url":"https://eflight.com/accidents/CHI82FA267"},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}