# NTSB investigations, AK: Midair collision NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports. ## Latest cases - [NTSB ANC06FA048](https://openairdocs.org/ntsb/ANC06FA048.md): Cessna 170B · Chugiak, AK · Accident · 5 fatal · Field investigation · Final report · Apr 23, 2006 · N4488B · 2 aircraft · Destroyed > The inadequate visual lookout by the pilots of both airplanes during cruise flight, which resulted in their failure to see-and-avoid each other, and a subsequent midair collision. - [NTSB ANC02LA098](https://openairdocs.org/ntsb/ANC02LA098.md): de Havilland DHC-2 · Ketchikan, AK · Accident · No injuries · Limited investigation · Final report · Aug 19, 2002 · N64393 · 2 aircraft · Minor damage > The pilot's failure to maintain an adequate visual outlook during cruise climb, which resulted in a midair collision between the two airplanes. - [NTSB ANC98FA061](https://openairdocs.org/ntsb/ANC98FA061.md): Aerospatiale AS-350-B2 · Juneau, AK · Accident · 2 fatal · Field investigation · Final report · May 31, 1998 · N187EH · 2 aircraft · Substantial damage > The failure of both command pilots to maintain an adequate lookout to see and avoid each other's aircraft. Factors associated with the accident were the pilot's failure to follow published advisory procedures to monitor/issue position reports on the… - [NTSB ANC97FA051](https://openairdocs.org/ntsb/ANC97FA051.md): Cessna 185 · Tatitlek, AK · Accident · 2 fatal · Field investigation · Final report · Apr 9, 1997 · N59AK · 2 aircraft · Minor damage > The command pilots of both airplanes inadequate visual outlook which led to their failure to see and avoid each other's airplane. A factor associated with the accident was sunglare. - [NTSB ANC97FA037](https://openairdocs.org/ntsb/ANC97FA037.md): Short Brothers SC7 · Nunapitchuk, AK · Accident · 2 fatal · Field investigation · Final report · Mar 25, 1997 · N451SA · 2 aircraft · Destroyed > inadequate visual look-out by the pilots of both airplanes, which resulted in their failure to see-and-avoid each other's airplanes. - [NTSB ANC96LA111](https://openairdocs.org/ntsb/ANC96LA111.md): McDonnell Douglas MD369D · Healy, AK · Accident · Minor injuries · Limited investigation · Final report · Aug 4, 1996 · N58269 · 2 aircraft · No damage > The inadequate visual outlook by the pilots of both aircraft, and their failure to see and avoid the other aircraft. A factor associated with the accident was sunglare affecting the helicopter pilot's vision. - [NTSB ANC96LA093](https://openairdocs.org/ntsb/ANC96LA093.md): Cessna 206 · Anchorage, AK · Accident · No injuries · Limited investigation · Final report · Jun 29, 1996 · N5244Z · 2 aircraft · Substantial damage > The pilot of the Cessna 180, N5020E, disregard of an air traffic control clearance/instruction to hold short. A factor in the accident was the failure of both pilots to maintain an adequate visual lookout for other aircraft. - [NTSB ANC95LA127](https://openairdocs.org/ntsb/ANC95LA127.md): Cessna 206 · Sterling, AK · Accident · No injuries · Limited investigation · Final report · Aug 4, 1995 · N206EJ · 2 aircraft · Substantial damage > Failure of both pilot's to maintain adequate visual lookout. The low angle of the sun was a related factor. - [NTSB ANC95FA104](https://openairdocs.org/ntsb/ANC95FA104.md): Cessna 172A · Naknek, AK · Accident · 2 fatal · Field investigation · Final report · Jul 15, 1995 · N9827T · 2 aircraft · Destroyed > Inadequate visual lookout by the pilot of the Piper PA-18. The PA-18 pilot's diverted attention was a related factor. - [NTSB ANC95FA078](https://openairdocs.org/ntsb/ANC95FA078.md): de Havilland DHC-2 · Nondalton, AK · Accident · 5 fatal · Field investigation · Final report · Jun 21, 1995 · N1348 · 2 aircraft · Destroyed > The failure of both pilots to maintain adequate visual lookout. - [NTSB ANC93FA114](https://openairdocs.org/ntsb/ANC93FA114.md): Piper PA-16 · Fairbanks, AK · Accident · 4 fatal · Field investigation · Final report · Jul 9, 1993 · N5960H · 2 aircraft · Substantial damage > Failure of the pilots of both airplanes to see and avoid each other, and the alcohol impairment of the pilot-in-command of the PA-16, N5960H. A factor which contributed to the accident was the sunglare. - [NTSB ANC92FA069](https://openairdocs.org/ntsb/ANC92FA069.md): Cessna 172 · Ruth Glacier, AK · Accident · No injuries · Field investigation · Final report · May 9, 1992 · N73813 · 2 aircraft · Substantial damage > The failure of the pilots of both airplanes to maintain an adequate visual lookout. Factors which contributed to the accident was the failure of the pilot of the CE-172 to become aware of and to use the listed frequency for inter aircraft communications, and… - [NTSB ANC91FA050](https://openairdocs.org/ntsb/ANC91FA050.md): Piper PA-18-150 · Tatitlek, AK · Accident · 1 fatal · Field investigation · Final report · Apr 9, 1991 · N6966D · 2 aircraft · Substantial damage > Failure of both pilots to see-and-avoid each other (inadequate visual lookout). A factor related to the accident was: inadequate communication among all participating aircrews. - [NTSB ANC90FA167](https://openairdocs.org/ntsb/ANC90FA167.md): Taylorcraft DCO-75 · Mckinley Park, AK · Accident · 2 fatal · Field investigation · Final report · Sep 8, 1990 · N49032 · 2 aircraft · Destroyed > Failure of both pilots to maintain adequate visual lookout to see-and-avoid other aircraft. - [NTSB ANC90LA090](https://openairdocs.org/ntsb/ANC90LA090.md): Cessna 206U · Taku, AK · Accident · No injuries · Limited investigation · Final report · Jun 17, 1990 · N9735Z · 2 aircraft · Minor damage > Failure of the pilot of N9735Z (C-206U) to see and avoid N756EJ (C-206G), and failure of company management to establish adequate separation procedures. - [NTSB ANC88FA063](https://openairdocs.org/ntsb/ANC88FA063.md): Cessna 206 · Dillingham, AK · Accident · 4 fatal · Field investigation · Final report · May 25, 1988 · N4882U · 2 aircraft · Destroyed > A Cessna 206 airplane and an aerospatiale AS350D helicopter collided in midair one-half mile south of the Dillingham airport, Dillingham, AK. Both aircraft had been communicating with the Dillingham flight service station and had received the appropriate… - [NTSB ANC88FA052](https://openairdocs.org/ntsb/ANC88FA052.md): Piper PA-18-150 · Larson Bay, AK · Accident · 1 fatal · Field investigation · Final report · May 3, 1988 · N54768 · 2 aircraft · Destroyed > A float equipped Piper PA-18-150 and float equipped Cessna 185F, were involved in a midair collision at an altitude of approximately 800 feet MSL over Larson Bay, AK. At the time of the midair collision both aircraft were being used as fish spotters for… - [NTSB SEA87FA162](https://openairdocs.org/ntsb/SEA87FA162.md): Hughes 369D · Ketchikan, AK · Accident · 2 fatal · Field investigation · Final report · Aug 12, 1987 · N58318 · 2 aircraft · Destroyed > N58318 (Hughes 369, under contract with us geological survey) was inbnd fm se to lnd at Ketchikan-temsco heliport (6Z4) as N73WS (Cessna 185 amphibian) was depg se fm Ketchikan intl arpt (ktn). Ktn & 6Z4 were located in tongass narrows withmtns NE & sw. Rprtd… - [NTSB ANC86LA072](https://openairdocs.org/ntsb/ANC86LA072.md): Piper PA-18 · Fairbanks, AK · Accident · Minor injuries · Limited investigation · Final report · Jun 12, 1986 · N8597D · 2 aircraft · Substantial damage > The pilots of each acft stated they thought that the left float and prop of the Taylorcraft had come in contact with the rt wing and rt landing gear of the Piper. The plts failed to see the other acft in time to avoid the collision. Both acft nosed over… - [NTSB ANC85FA163](https://openairdocs.org/ntsb/ANC85FA163.md): Cessna 180H · Mt. Palmer, AK · Accident · 6 fatal · Field investigation · Final report · Aug 25, 1985 · N417GP · 2 aircraft · Destroyed > Aircraft collided with Cessna 180 and crashed on mountain side about one-quarter mile apart. Piper was sightseeing and Cessna was spotting sheep. Scattered clouds were reported about 300 feet above the points of ground impact. - [NTSB ANC85LA109](https://openairdocs.org/ntsb/ANC85LA109.md): Cessna 207 · Emmonak, AK · Accident · No injuries · Limited investigation · Final report · May 12, 1985 · N9975M · 2 aircraft · Minor damage > The pilot-in-command stated he was passed by the airplane N9975M and did not see it again until he was at his right rear and slightly below. The propeller of N9975M struck the aileron and during the evasive maneuvering the left main gear of N9975M struck the… - [NTSB ANC84FA080](https://openairdocs.org/ntsb/ANC84FA080.md): Cessna 180G · Tyonek, AK · Accident · 2 fatal · Field investigation · Final report · Jun 2, 1984 · N4708U · 2 aircraft · Destroyed > Taking off from an abandoned road near a fishing camp, the Cessna turned back and descended with power on over his departure point, heading into the sun which was low on the horizon. It collided left wing to left wing with the Maule which had climbed out at a… - [NTSB ANC84FA073](https://openairdocs.org/ntsb/ANC84FA073.md): Piper PA-18-150 · Platinum, AK · Accident · 2 fatal · Field investigation · Final report · May 21, 1984 · N82454 · 2 aircraft · Destroyed > The herring season was to open at 1600 hrs. According to witnesses, about 30 acft were circling in left turns over merging schools of herring while the plts & their respective boat crews were awaiting the opening signal. The acft were circling under a low… - [NTSB ANC84FA059](https://openairdocs.org/ntsb/ANC84FA059.md): Cessna 152 · Anchorage, AK · Accident · No injuries · Field investigation · Final report · Apr 25, 1984 · N45928 · 2 aircraft · Substantial damage > A student plt in a Cessna 152, N45928, was inbound to land on rwy 33 at merrill field at the same time that another student plt in Cessna 152, N6479L, was departing from rwt 15. The student in N6479L was cleared for a 'city high' departure. After taking off,… - [NTSB ANC83LA049](https://openairdocs.org/ntsb/ANC83LA049.md): Raven RX-7 · Anchorage, AK · Accident · No injuries · Limited investigation · Final report · Feb 28, 1983 · N4195L · 2 aircraft · Substantial damage > The two balloons collided in mid air. One (N4195L) suffered a rip in the envelope which negated its lift, with burner full on. It descended at 500 RPM and made a hard landing. The hole in the envelope extended across 5 gore panels. The 2 balloons departed the… ## The whole list in SQL Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS: ```sql SELECT c."ntsbNumber", c."eventDate", c."eventType", c."eventCity", c."eventStateOrRegion", a.n_number, a."aircraftMake", a."aircraftModel", c."highestInjuryLevel", c."totalFatal", c."completionStatus", c.report_url FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c."mKey" AND a.position = 1 WHERE c."eventStateOrRegion" = 'AK' AND c."eventCountry" = 'USA' AND c."mKey" IN (SELECT o.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o."occurrenceNumber" = 1 AND o."occurrenceCode" = 270) ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC ``` This list as a web page: https://openairdocs.org/ntsb?occurrence=270&state=AK --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.