{"as_of":"2026-10-30","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Aircraft","items":[{"count":null,"name":"N61568: not on the register today","note":"the record of its deregistration","unit":"","url":"https://eflight.com/aircraft/N61568"},{"count":20680,"name":"Cessna 172 Skyhawk","note":"the model family and its accident history","unit":"registered today","url":"https://eflight.com/models/cessna/172"},{"count":72684,"name":"Cessna","note":"","unit":"aircraft on the register","url":"https://eflight.com/makers/cessna"},{"count":258,"name":"Engine: Lycoming O-320-E2D","note":"as the NTSB recorded it","unit":"aircraft carry this series today","url":"https://eflight.com/engines/lycoming-o-320-e2d"}],"relation":"involved"},{"group":"Place","items":[{"count":null,"name":"Ottumwa Regional","note":"nearest airport","unit":"","url":"https://eflight.com/airports/OTM"},{"count":871,"name":"Accidents and incidents in Iowa","note":"131 in the last ten years","unit":"since 1982","url":"https://eflight.com/accidents?state=IA"},{"count":4510,"name":"Iowa","note":"","unit":"aircraft registered","url":"https://eflight.com/states/IA"}],"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":"Ottumwa","date":"1991-08-06","fatalities":2,"id":"CHI91FA254","name":"Cessna 172M accident near Ottumwa, Iowa, August 6, 1991","state":"IA","type":"ACC","url":"https://eflight.com/accidents/CHI91FA254"},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}