NTSB investigations, 1986, AK

180,641 investigations by the National Transportation Safety Board since 1962: 174,620 accidents, the rest incidents and other occurrences. Each has NTSB’s narrative and, once the investigation is done, its probable cause; since 2008, its findings and sequence of events.

Cases per year

19622026
NTSB investigations, 1986, AK per year, 1962–2026: 9,807 cases
19629
196311
1964171
1965158
1966174
1967167
1968173
1969201
1970211
1971214
1972195
1973211
1974224
1975249
1976296
1977251
1978265
1979228
1980239
1981227
1982199
1983211
1984216
1985203
1986186
1987189
1988179
1989193
1990193
1991176
1992192
1993191
1994138
1995173
1996161
1997157
1998172
1999159
2000140
2001131
2002139
2003120
2004107
2005129
200696
2007105
2008108
2009101
201091
2011104
2012112
201394
201479
201577
201697
201775
201893
201987
202080
202192
202284
202375
202480
202586
202663

Latest cases

Query with SQL
duckdb -csv -c "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 year(c.\"eventDate\") = 1986
    AND c.\"eventStateOrRegion\" = 'AK' AND c.\"eventCountry\" = 'USA'
  ORDER BY c.\"eventDate\" DESC, c.\"ntsbNumber\" DESC"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

NTSB ANC87LA022Accident · No injuriesLimited investigationFinal reportCessna 206 · Ruby, AKThe pilot stated that during the landing roll on the frozen river, he lost control of the aircraft causing the aircraft to ground loop.Dec 22, 1986 · N734WE · Substantial damageNTSB ANC87FA021Accident · Serious injuriesField investigationFinal reportBoeing 727-222 · Anchorage, AKAbout 10 min before arrival, the acft suddenly encountered turbulence which one occupant described as a single tremendous jolt. The mishap occurred while the acft was aprx 39 miles east of Anchorage intl arpt and was descending thru 10,000 ft. the seat belt…Dec 16, 1986 · N7635U · Minor damageNTSB ANC87LA020Accident · Serious injuriesLimited investigationFinal reportCessna 177 · Willow, AKThe pilot stated that he had good ground visibility but suddenly flew into whiteout conditions losing ground reference. He stated that before realizing what had happened the acft struck the top of the mountian rigde.Dec 14, 1986 · N30814 · Substantial damageNTSB ANC87LA019Accident · No injuriesLimited investigationFinal reportPiper PA-18 · Shageluk, AKThe pilot stated he encountered freezing rain and due to the build-up on the aircraft, he stalled and crashed in an open area next to the airport.Dec 7, 1986 · N9940D · Substantial damageNTSB ANC87LA018Accident · No injuriesLimited investigationFinal reportCessna U206G · Uganik Pass, AKThe pilot stated that he encountered a complete white-out condition; he started a turn to the left and struck the top of the ridge at the 1780 foot level.Dec 4, 1986 · N4736U · Substantial damageNTSB ANC87LA017Accident · Minor injuriesLimited investigationFinal reportCessna 185 · Skwentna, AKThe pilot lost directional control of the aircraft on touchdown. Examination of the brake system revealed the left brake was frozen.Dec 3, 1986 · N6992N · Substantial damageNTSB SEA87LA030Accident · 1 fatalLimited investigationFinal reportCessna 180J · Juneau, AKThe passenger deplaned while the plt shut down the aircrafts engine. Although the plt noticed that the passenger was near the wing strut and attempted to yell at him, the passenger inadvertently walked into the wind milling propeller which struck him in the…Nov 24, 1986 · N9907N · No damageNTSB ANC87LA016Accident · No injuriesLimited investigationFinal reportPiper PA-22-20 · Mcgrath, AKThe plt-in-command stated he was executing a shallow approach to runway 16 and prior to reaching the runway the engine stopped producing power. He further stated that during his descent he did not use any carburetor heat. The plt lost control of the airplane…Nov 24, 1986 · N23CP · Substantial damageNTSB ANC87LA015Accident · No injuriesLimited investigationFinal reportCessna 207A · Manokotak, AKThe pilot stated that he lost directional control of the aircraft on the takeoff roll. The aircraft exited the departure end of the runway into the open tundra.Nov 19, 1986 · N1763U · Substantial damageNTSB ANC87LA014Accident · Minor injuriesLimited investigationFinal reportCessna 305E · Barrow, AKThe pilot stated that during the takeoff he had full right aileron and left rudder. The pilot lost directional control of the aircraft and crashed off the left side of the runway. At the time of the accident the wind was five knots or less.Nov 19, 1986 · N68396 · Substantial damageNTSB ANC87LA013Accident · Minor injuriesLimited investigationFinal reportPiper PA-18 · Big Lake, AKThe student plt stalled the acft at aprx 20 to 30 ft AGL during the initial climbout. Subsequently, the acft impacted the rwy & went off to the side.Nov 17, 1986 · N1ZA · Substantial damageNTSB ANC87IA012Incident · No injuriesIncident investigationFinal reportMcdonnell Douglas DC-10 · Adak, AKA canadian pacific Mcdonnell Douglas DC-10 (flt 3), cg-cpj, & a reeve aleutian Boeing 727 (flt 724), N832, were clrd to fly at FL 290 on 2 different airways. The airways crossed at picum intxn, ovr the bearing sea. While traveling in nrly opposite drctns at…Nov 10, 1986 · CGCPJ · 2 aircraft · No damageNTSB SEA87LA022Accident · No injuriesLimited investigationFinal reportCessna 182G · Juneau, AKAccording to the plt, he 'greased' the acft on the rwy, but the cast alluminum yoke on the nose gear failed & the nosewheel left the airplane. The strut then failed & the acft was further damaged.Nov 9, 1986 · N2038R · Substantial damageNTSB ANC87LA010Accident · No injuriesLimited investigationFinal reportTaylorcraft BC-12D · Unalakleet, AKThe private pilot with 14 hours experience in this airplane did not recognize that the carburetor heat control was not functioning properly. He did not recall draining the airplane's fuel sumps after refueling from exposed fuel tanks prior to takeoff.…Oct 24, 1986 · N95248 · Substantial damageNTSB ANC87FA009Accident · No injuriesField investigationFinal reportArtic Privateer S4 · Anchorage, AKThe acft desceded to terrain impact and nosed over following a loss of control as it climbed out of ground effect during takeoff. The plt reported he and his passengerds 'roped' frost off of the acft wings and other control surfaces prior to takeoff. Post…Oct 23, 1986 · N67H · Substantial damageNTSB ANC87LA008Accident · No injuriesLimited investigationFinal reportHughes 300-269B · Fairbanks, AKThe helicopter exhausted its fuel supply during climbout. During the ensuing autorotation landing, the rotor speed was allosed to decay and the helcopter spun at touchdown. It rolled over and failed the rotor blades.Oct 22, 1986 · N9332F · Substantial damageNTSB ANC87LA007Accident · 1 fatalLimited investigationFinal reportInterstate S-1B1 · Eureka Creek, AKThe pilot lost control of the aircraft on landing & it collided with a large metal sluice box that was located beside the runway. At the time of the accident, the wind was from the northeast & was gusty. The dirt ruway was frozen, rough &rutted.Oct 21, 1986 · N46243 · Substantial damageNTSB ANC87LA006Accident · No injuriesLimited investigationFinal reportShort Brothers SC7 · Nightmute, AKAccording to the plt-in-command (PIC), when the acft was on final apch to the 1600 ft rwy, it encountered a downdraft. Subsequently, the acft hit hard on the lip of the rwy, then bounced & touched down on the rwy. After the 2nd touchdown, the acft veered to…Oct 21, 1986 · N406TH · Substantial damageNTSB ANC87LA005Accident · Serious injuriesLimited investigationFinal reportTaylorcraft BC-12D · Chickaloon Flat, AKThe pilot-in-command refused to cooperate and would not submit an NTSB form 6120.1 nor would he discuss the accident except that he crashed upon landing. The plts med. Cert had expired.Oct 19, 1986 · N39146 · Substantial damageNTSB ANC87LA004Accident · Minor injuriesLimited investigationFinal reportPiper PA-18-150 · King Salmon, AKThe pilot was cleared to taxi his airplane into position and to hold behind a cherokee six airplane. After the cherokee six departed, he was cleared for takeoff. Immediately after lift off at 10 to 15 feet above the runway, the pilot stated the airplane went…Oct 18, 1986 · N1123 · Substantial damageNTSB ANC87IA003Incident · No injuriesIncident investigationFinal reportBoeing 727-22C · Anchorage, AKAfter departure, the flight crew retracted the landing gear and noticed a nose gear disagreement light. Upon arriving at Anchorage, the flight crew could not lower the nose gear through normal or manual means. The airplane landed with main gear extended and…Oct 15, 1986 · N753AS · Minor damageNTSB SEA87LA006Accident · No injuriesLimited investigationFinal reportPiper PA-18-150 · Petersburg, AKThe plt reported that while landing on a river the acft skidded on river silt. He stated he could not stop the acft which traveled to the FAR end of the river into 8 inch deep water where it nosed over.Oct 8, 1986 · N6191D · Substantial damageNTSB ANC87LA002Accident · No injuriesLimited investigationFinal reportTeal TSC-1A2 · Lewis River, AKThe plt stated that he landed the amphibious acft on the Lewis River with the gear in the extended position. Shortly after touchdown, the acft nosed over on its top. FAA records showed the plt had a total flying time of aprx 710 hrs.Oct 8, 1986 · N87857 · Substantial damageNTSB ANC87IA011Incident · No injuriesIncident investigationFinal reportCessna 402C · Kivalina, AKThe roll pin and safety wire which retain the main landing gear forward trunnion pin were broken and the forward trunnion pin on the right main landing gear was found 'backed out', thereby releasing the right main landing gear trunnion.Oct 8, 1986 · N1233T · Minor damageNTSB ANC87LA001Accident · No injuriesLimited investigationFinal reportPiper PA-22 · North Pole, AKAfter touchdown on the grass next to the runway, the pilot lost directional control of the aircraft and struck a snowbank.Oct 5, 1986 · N7427D · Substantial damageNTSB SEA87LA001Accident · No injuriesLimited investigationFinal reportCessna 185-F II · Juneau, AKPilot attempted overwater approach to VFR airport through fog bank in conditions decreasing to 200 ft clg and one mi viz. On encountering total IMC, climbing turn took acft over land. Acft collided with trees at 800 ft level.Oct 1, 1986 · N4631E · Substantial damageNTSB ANC86LA167Accident · No injuriesLimited investigationFinal reportde Havilland DHC-2 · Fognak Island, AKOn takeoff, the right door popped open. The pilot reached across to pull the door closed and lost directional control of the aircraft. The aircraft then struck a tree near the bank of the lake.Oct 1, 1986 · N5354G · Substantial damageNTSB ANC86LA166Accident · No injuriesLimited investigationFinal reportPiper PA-18 · Pilot Point, AKThe Pilot reported that he lost control of the airplane during the takeoff run on a dirt road. The accident occurred as the plane was going around a curve in the roadway.Sep 27, 1986 · N4371A · Substantial damageNTSB ANC86LAG06Accident · Serious injuriesFinal reportStar Duster SA-100 · Anchorage, AKShortly after departure of a Boeing 747 jet, this aircraft was cleared for takeoff. At an altitude of 200 feet the pilot lost directional control of aircraft causing the aircraft to crash next to the runway. Just prior to takeoff the pilot was issued wake…Sep 26, 1986 · N578A · DestroyedNTSB ANC86LA165Accident · No injuriesLimited investigationFinal reportCessna A185F · Hanning Bay, AKThe pilot reported that during a landing, the airplane encountered a strong, gusty crosswind just after touchdown, then nosed over. The wind was reported to be from the northwest at 5 KTS with gusts and light turbulence.Sep 25, 1986 · N4611E · Substantial damageNTSB SEA86LA250Accident · No injuriesLimited investigationFinal reportCessna 180 · Dry Bay, AKGusty winds were present at the airstrip when the plt elected to go-around during the apch. During the go-around, a downdraft was encountered. The plt lost control of the acft which rolled inverted and struck the ground. The plt reported the wind velocity…Sep 23, 1986 · N9138T · DestroyedNTSB ANC86LA163Accident · No injuriesLimited investigationFinal reportPiper PA-18 · Windy Fork Rive, AKThe pilot lost control of the aircraft and nosed over during landing on a gravel bar. The pilot stated that the airplane nosed over because he stood on the brakes hard during the landing roll to prevent traveling into the river. The plt could not be contacted…Sep 21, 1986 · N202T · Substantial damageNTSB ANC86LA162Accident · No injuriesLimited investigationFinal reportPiper PA-18-150 · Wood River, AKThe pilot stated that after lift off the pilot lost control of the aircraft due to the left crosswind.Sep 21, 1986 · N4421Z · Substantial damageNTSB ANC86LA161Accident · No injuriesLimited investigationFinal reportPiper PA-12 · Tutna Lake, AKThe pilot stated that just after lift off, a left crosswind forced the left wing up, causing the right float to strike the water.Sep 21, 1986 · N5461Y · Substantial damageNTSB ANC86LA160Accident · Minor injuriesLimited investigationFinal reportde Havilland DHC-3 · American River, AKAfter landing on a 1200 ft gravel bar, the plt paced off the available area, estimated the load to pick up, then loaded the acft. Due to the x-wind, he used less than takeoff flaps. He began taking off, but after lift-off, the acft 'seemed to hit a…Sep 20, 1986 · N83U · Substantial damageNTSB ANC86LA158Accident · No injuriesLimited investigationFinal reportCessna 207A · Mountain Villag, AKThe airline transport pilot who is also a certificated airframe and powerplant mechanic elected to defer brake repairs until the end of the flying day. The fatigued right brake line failed before the end of the day's flying activity. During lndg the brakes…Sep 17, 1986 · N9736M · Substantial damageNTSB ANC86LA157Accident · No injuriesLimited investigationFinal reportMaule M-5-235C · Redoubt Bay, AKThe non-instrument rated pvt plt became caught on top of a cloud layer during flt and was given ATC assitance. After getting below the clouds the plt encountered fog covered land and water. The plt landed the floatplane in shallow water in an inlet. The…Sep 16, 1986 · N77LM · Substantial damageNTSB ANC86LA142Accident · No injuriesLimited investigationFinal reportPiper PA-18 · Eureka, AKAircraft left the gravel strip and nosed over due to the rear seat passenger pushing on the right rear rudder pedal just as the aircraft became airborne.Sep 15, 1986 · N9656P · Substantial damageNTSB ANC86LA156Accident · No injuriesLimited investigationFinal reportPiper PA-18 · Anchorage, AKPilot lost control of aircraft after touchdown on runway due to strong crosswind gust, causing right wing tip to hit ground.Sep 14, 1986 · N82064 · Substantial damageNTSB ANC86LA155Accident · No injuriesLimited investigationFinal reportPiper PA-22 · Naknek, AKDuring the taxi to takeoff phase a strong gust of wind lifted the left wing causing the airplane to flip over on its back.Sep 14, 1986 · N1712P · Substantial damageNTSB ANC86LA154Accident · No injuriesLimited investigationFinal reportPiper PA-18 · Glennallen, AKThe plt rprtd that he had flown to the strip a long time ago & did not know that it had deteriorated. During the landing, the acft ran into holes. Subsequently, the main gear & one lift strut were damaged.Sep 13, 1986 · N2665P · Substantial damageNTSB ANC86FA167Accident · 2 fatalField investigationFinal reportPiper PA-18 · Port Alsworth, AKUndetermined.Sep 13, 1986 · N9109D · DestroyedNTSB ANC86FA152Accident · Serious injuriesField investigationFinal reportPiper PA-18-150 · Wasilla, AKFloat plane crashed into trees at end of lake just after takeoff. Witnesses reported hearing the engine backfire and sputter before it quit. Post accident examination of the engine failed to disclose mecanical failures/malfunctions.Sep 13, 1986 · N3996P · Substantial damageNTSB ANC86LA153Accident · No injuriesLimited investigationFinal reportFairchild 24-J · Talkeetna, AKAfter touchdown on a gravel bar the pilot lost directional control of the aircraft causing the aircraft to ground loop to the left.Sep 12, 1986 · N20617 · Substantial damageNTSB ANC86FA151Accident · 1 fatalField investigationFinal reportPiper PA-18 · Christian Lake, AKThe pilot-in-command of the float equipped airplane, overloaded the airplane beyond the aft limit of the center of gravity range. He took off without flaps and attempted to turn away from rising terrain. The airplane stalled and crashed.Sep 12, 1986 · N150SG · DestroyedNTSB ANC86LA150Accident · No injuriesLimited investigationFinal reportBellanca 8GCBC · Bradley Lake, AKDuring the landing roll the pilot lost directional control of the aircraft causing the aircraft to veer to the right and nosed over on its back. The plt was landing off the arpt on a sand/gravel bar and due to the rough and uneven nature of the terrain was…Sep 11, 1986 · N86992 · Substantial damageNTSB ANC86LA164Accident · No injuriesLimited investigationFinal reportCessna 195A · Willow, AKThe pilot reported that while demonstrating high speed taxi, the airplane veered to the left, entered an open trench, and was damaged. An exam of the flight control and brake systems revealed no pre-accident mechanical malfunction or failure.Sep 9, 1986 · N9342A · Substantial damageNTSB ANC86LA145Accident · No injuriesLimited investigationFinal reportPiper PA-18 · Big River, AKThe pilot attempted a touch and go landing to evaluate a questionable landing area. The area was too soft for a touch and go. The acft became mired in mod and nosed over.Sep 9, 1986 · N287T · Substantial damageNTSB ANC86LA149Accident · 2 fatalLimited investigationFinal reportPiper PA-18 · Umiat, AKThe airplane departed on September 7, 1986 for a local hunting trip with a client. The airplane did not return and the wreckage was found on September 9, 1986. The airplane was destroyed by post-impact fire. According to the guide, for whom the pilot was…Sep 8, 1986 · N9049Z · DestroyedNTSB ANC86LA147Accident · No injuriesLimited investigationFinal reportde Havilland DHC-2 · Port Alsworth, AKThe pilot was unable to avoid a large floating log in his water lane path during takeoff. He struck the log, lost control of the airplane and crashed.Sep 8, 1986 · N100KL · Substantial damage