The U.S. aircraft register, updated daily
Accidents · NTSB CHI05WA216 · Preliminary: the investigation is not finished

Cessna A185F and Cessna A185F mid-air collision near Lake Simcoe, Ca, August 6, 2005

On August 6, 2005 at about 7:22 pm local time, 2 aircraft, Cessna A185F (CFDXH) and Cessna A185F (N581DB), were involved in a mid-air collision near Lake Simcoe. 2 people were killed; 3 others were unhurt.

The NTSB's probable cause their words, unchanged

The NTSB has not yet published a probable cause for this accident. Investigations usually take one to two years; this page updates when the final report is released.

Source: NTSB aviation accident database, copy made November 2, 2026. Docket and reports at the NTSB.

What the record shows

Date
August 6, 2005 · about 7:22 pm local time · cases in 2005
Place
Lake Simcoe, Canada · map
Type
Accident · mid-air collision
Injuries
2 people were killed; 3 others were unhurt.
Weather
not recorded
Aircraft 1
Cessna A185F · all A185Fs on the register
Registration
CFDXH · registered outside the United States
Damage
Destroyed
Flight
Flight of an unrecorded kind · non-U.S. private rules
Aircraft 2
Cessna A185F · all A185Fs on the register
Registration
N581DB · registry record
Damage
Substantial damage
Flight
Personal flight · non-U.S. private rules

The factual record for the Cessna A185F from the NTSB's investigation tables, in plain English

The aircraft

  • Landing gear: fixed

The flight

  • Departed from: Lake Simcoe at 7:22 pm
  • Flight plan: not recorded

Weather at the time

  • Temperature: 0°F (-18°C), dew point 0°F (-18°C)

Injuries

FatalSeriousMinorNone
Crew1
Passengers1

The factual record for the Cessna A185F from the NTSB's investigation tables, in plain English

The aircraft

  • Landing gear: fixed

The flight

  • Departed from: Lake Simcoe at 7:22 pm
  • Flight plan: not recorded

Injuries

FatalSeriousMinorNone
Crew2
Passengers1

Documents from the investigation the NTSB's docket: the evidence folder behind the report

The docket, the folder of records gathered during an investigation (maintenance records, photographs, witness statements, examinations), has not been read from the NTSB for this case yet; the list appears here once it has. Open the docket at the NTSB.

Connections how this case links to the rest of the register

Aircraft

The whole map of how records connect · these connections as data: /graph/accident/CHI05WA216.json.

The bigger picture in Aviation Analytics: accidents over time since 1982, by model, by phase of flight and conditions, by place and on the map.

Everything on this page comes from the NTSB's public records. The narrative, probable cause and findings are the NTSB's own words; the coded tables behind the report are written out in plain English, with pilots' ages, home towns and medical details left out. The documents and photographs are the NTSB's docket, shown as the NTSB released them. This site's own text does not name anyone involved, its policy at this time. A preliminary report can change; the final report usually follows one to two years later, and the page is refreshed when it does.