# NTSB investigations, 1983: In flight encounter with weather

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.

Page 1 of 6 · 255 cases

## Latest cases

- [NTSB MIA84LA052](https://openairdocs.org/ntsb/MIA84LA052.md): Boeing 737-201 · Near Tampa, FL · Accident · Serious injuries · Limited investigation · Final report · Dec 29, 1983 · N811N · No damage
  > Prior to departure, the captain reviewed available wx reports & was aware of the wx conditions, including current sigmets. He decided to fly a course that was parallel to a frontal sys until he could get to an area where he could continue to his destination.…
- [NTSB LAX84AA132](https://openairdocs.org/ntsb/LAX84AA132.md): Boeing 727-224 · New York, NY · Accident · No injuries · Final report · Dec 28, 1983 · N79750 · Substantial damage
  > During apch the crew was advised of a windshear on final apch of +10 to -15 KTS at 700 ft & 400 ft AGL. Winds were reported 170 deg at 26 KTS gusting to 40 KTS. The plt added 20 KTS to his v-ref speed of 132 KTS & selected auto-spoilerdeployment. Prior to…
- [NTSB ATL84FA078](https://openairdocs.org/ntsb/ATL84FA078.md): Beech BE-36 · St. Catherines, GA · Accident · 2 fatal · Field investigation · Final report · Dec 28, 1983 · N4829M · Destroyed
  > The plt received a wx briefing at 1037 EST before departing on an IFR x-country. At 1051, a severe thunderstorm warning (#537) was issued by the national wx svc. When the plt requested an IFR clearance at 1107, he was advised of the frontal activity. About 3…
- [NTSB FTW84FA104](https://openairdocs.org/ntsb/FTW84FA104.md): Beech 58 · Marquez, NM · Accident · 4 fatal · Field investigation · Final report · Dec 27, 1983 · N9121S · Destroyed
  > The acft was flown at altitudes up to 15000 ft in areas of forecast icing. The acft was not equipped with oxygen. The acft was flown above 14000 ft for about 20 minutes after which it descended into icing conditions. Shortly thereafter, the acft made a climb…
- [NTSB DEN84FA049](https://openairdocs.org/ntsb/DEN84FA049.md): Beech P35 · Near Dove Creek, CO · Accident · 1 fatal · Field investigation · Final report · Dec 25, 1983 · N8675M · Destroyed
  > The acft collided with mountainous terrain about 30 miles northwest of cortez co. the plt was on an IFR flt plan and had been advised before flt of hazardous icing conditions enroute. When the acft iced up the plt reversed course and even though descending…
- [NTSB ATL84LA074](https://openairdocs.org/ntsb/ATL84LA074.md): Cessna R182 · Pennington Gap, VA · Accident · Minor injuries · Limited investigation · Final report · Dec 24, 1983 · N736NJ · Substantial damage
  > Enroute at 7,000 ft MSL the acft started picking up heavy ice. The plt make a 180 deg turn & descended to 6,000 ft. he was able to see the ground through breaks in the clouds. Upon sighting lee county arpt the plt elected to make a precautionary landing.…
- [NTSB LAX84FA114](https://openairdocs.org/ntsb/LAX84FA114.md): Cessna 182E · Humbolt, NV · Accident · 3 fatal · Field investigation · Final report · Dec 22, 1983 · CGCGA · Destroyed
  > While on a x-country flt in a mountainous area, the acft crashed into the side of a snow covered mountain. Impact occurred at the 8200 ft level in prince royal canyon. The canyon sloped upward to the south & terminated at an elevation of about 8900 ft. the…
- [NTSB DEN84LA046](https://openairdocs.org/ntsb/DEN84LA046.md): Gates Learjet 25D · Eagle, CO · Accident · Serious injuries · Limited investigation · Final report · Dec 22, 1983 · N300PL · Substantial damage
  > While en route, the aricrew encountered stronger headwinds than expected. They realized there would not be enough fuel reserved for an IFR flt to aspen, so the elected to divert to Eagle, CO. However, their landing at engle was delayed due to a snowplow (with…
- [NTSB CHI84LA065](https://openairdocs.org/ntsb/CHI84LA065.md): Beech BE-200 · Detroit, MI · Accident · No injuries · Limited investigation · Final report · Dec 21, 1983 · N90DF · Substantial damage
  > While receiving vectors for an ILS apch, the acft encountered rime icing conditions. The left windshield began icing over & would not clear when the plt adjusted the windshield heat from normal to high. Since the autopilot was engaged, he moved to the right…
- [NTSB ATL84LA070](https://openairdocs.org/ntsb/ATL84LA070.md): Piper PA-28-181 · Waverly, KY · Accident · No injuries · Limited investigation · Final report · Dec 21, 1983 · N2767M · Substantial damage
  > About 8 mi from his destination the plt encountered freezing rain. He decided to retrieve a flashlight from his briefcase in the back seat to use in checking for ice on the wings & in consulting his charts. While leaning over the back seat, the plt lost his…
- [NTSB ANC84LA025](https://openairdocs.org/ntsb/ANC84LA025.md): Piper PA-18 · Anchorage, AK · Accident · No injuries · Limited investigation · Final report · Dec 16, 1983 · N2894Z · Substantial damage
  > The plt reported that during flt, he encountered freezing rain. Although he applied carburetor heat, the eng ceased operating. During a forced landing, the right main gear collapsed & the right outboard wing panel was damaged. The plt reported that freezing…
- [NTSB DEN84FA225](https://openairdocs.org/ntsb/DEN84FA225.md): Piper PA-32 · Alma, CO · Accident · 3 fatal · Field investigation · Final report · Dec 14, 1983 · N47403 · Destroyed
  > The plt, his brother & his sister-in-law were on a flt to attend his mother's funeral. Before taking off, the pilot received a wx briefing & was advised that VFR flt was not recommended. The plt then asked for wx reports for a southerly route & he was advised…
- [NTSB FTW84LA097](https://openairdocs.org/ntsb/FTW84LA097.md): Beech A-36 · Harrison, AR · Accident · No injuries · Limited investigation · Final report · Dec 13, 1983 · N2149L · Substantial damage
  > The acft entered an area of icing and did not notify the ATC center of the icing problem. Although an emergency was not declared the plt did say he could not climb to an assigned alt after descending to try and lose ice accumulation. During the landing the…
- [NTSB ATL84FA064](https://openairdocs.org/ntsb/ATL84FA064.md): Piper PA-24-260B · Mcdonald, TN · Accident · 1 fatal · Field investigation · Final report · Dec 13, 1983 · N8981P · Destroyed
  > The plt received 2 wx briefings before takeoff & was provided flt precautions of IMC to continue beyond 0900 EST. Also, he was advised that the mountains would be occasionally obscured & icing could be expected to the west below 6000 ft. during both…
- [NTSB NYC84FA052](https://openairdocs.org/ntsb/NYC84FA052.md): Cessna 425 · Newburgh, NY · Accident · 1 fatal · Field investigation · Final report · Dec 12, 1983 · N6774R · Destroyed
  > During arrival, there were indefinite delays at white plains, NY, so the plt diverted to Newburgh, NY. He was vectored for an ILS rwy 9 apch. While en route, the plt requested & was given the ILS freq, mins for the apch, the arpt elevation(491 ft MSL), the…
- [NTSB FTW84LA092](https://openairdocs.org/ntsb/FTW84LA092.md): Cessna 175 · Washington, OK · Accident · Minor injuries · Limited investigation · Final report · Dec 10, 1983 · N7666M · Destroyed
  > About 15 min after tkof the plt became aware that the ground below was covered with fog. The plt found a hold in the obscured ceiling, descended and established visual contact with a field. After circling the plt landed in the field. About halfway down the…
- [NTSB FTW84LA091](https://openairdocs.org/ntsb/FTW84LA091.md): Cessna 152 · Winslow, AR · Accident · Serious injuries · Limited investigation · Final report · Dec 10, 1983 · N67863 · Destroyed
  > During a wx briefing before takeoff, the plt was advised that VFR flt was not recommended. About 12 to 15 min after takeoff, he was forced to descend to maintain visual contact. He deviated south to avoid a rain shower. Subsequently, the plt realized he had…
- [NTSB CHI84FA058](https://openairdocs.org/ntsb/CHI84FA058.md): Cessna 207 · Put-In-Bay, OH · Accident · 4 fatal · Field investigation · Final report · Dec 10, 1983 · N208JP · Substantial damage
  > The plt & 3 passengers took off at night on an over water flt to an island in lake erie to provide help to a heart patient. No flt plan was filed & no record of a wx briefing was found. Reportedly, after takeoff, the acft disappeared in a cloud or haze. Also…
- [NTSB MKC84FA033](https://openairdocs.org/ntsb/MKC84FA033.md): Beech TC-45J · Kansas City, KS · Accident · 1 fatal · Field investigation · Final report · Dec 5, 1983 · N704M · Destroyed
  > The acft was a Beech TC-45J that had been modified into a hamilton turboliner under STC SA-1821-WE. During arrival, the plt reported that he encountered moderate icing at 4000 ft. he made a localizer-only apch to rwy 35. An ATC specialist stated that they saw…
- [NTSB FTW84FA084](https://openairdocs.org/ntsb/FTW84FA084.md): Piper PA-22-108 · Pawnee, OK · Accident · 2 fatal · Field investigation · Final report · Dec 4, 1983 · N4579Z · Destroyed
  > The acft collided with a guy wire on a micro-wave tower during flt in IMC weather. The plt had not received a weather briefing prior to takeoff and after encountering low ceilings the plt attempted to fly along a highway at low alt. The right wing of the acft…
- [NTSB CHI84FA054](https://openairdocs.org/ntsb/CHI84FA054.md): Beech 77 · Sidney, OH · Accident · 1 fatal · Field investigation · Final report · Dec 4, 1983 · N37253 · Destroyed
  > The aircrew took off on an IFR flt from dayton to piqua & Sidney, OH to practice apch's, then they intended to return to dayton. The copilot stated that they entered the clouds at 700 to 800 ft AGL & he did not see the ground again on this flt. He reported…
- [NTSB LAX84LA092](https://openairdocs.org/ntsb/LAX84LA092.md): Schweizer I-26D · Black Canyon, AZ · Accident · No injuries · Limited investigation · Final report · Dec 3, 1983 · N7740S · Substantial damage
  > The glider collided with a tree during a forced landing. The glider was being towed on a ferry x-country when they overflew an undercast. The tow plane started descent to penetrate the clouds expecting the glider to maintain tow and contact on the 200 ft…
- [NTSB FTW84FA083](https://openairdocs.org/ntsb/FTW84FA083.md): Bellanca 17-30A · Hebbronville, TX · Accident · 2 fatal · Field investigation · Final report · Dec 3, 1983 · N4097B · Destroyed
  > The flt proceeded without incident until the plt contacted houston ARTCC. The plt requested the destination wx & was told that the entire area was IFR. The closest arpt reporting VFR conditions was at mcallen, TX, aprx 80 mi southeast. The plt then advised…
- [NTSB DEN84FA038](https://openairdocs.org/ntsb/DEN84FA038.md): Bell 206B · Ft. Morgan, CO · Accident · Serious injuries · Field investigation · Final report · Dec 3, 1983 · N1078V · Substantial damage
  > The helicopter was owned & operated by a tv station & was being used for transportation to a news event. While en route, clouds & reduced visibility due to fog were encountered. The plt elected to land in a field covered with powdered snow. During the…
- [NTSB NYC84FA046](https://openairdocs.org/ntsb/NYC84FA046.md): Cessna 172H · Hershey, PA · Accident · 1 fatal · Field investigation · Final report · Dec 2, 1983 · N6246L · Substantial damage
  > Prior to takeoff the plt was advised that 'a storm was moving in.' The plt replied he knew that & was only going up for a short flt. Shortly after takeoff snow began to fall, & the acft was observed flying perpendicular to the rwy below traffic pattern…
- [NTSB LAX84FA087](https://openairdocs.org/ntsb/LAX84FA087.md): Piper PA-32-260 · Holtville, CA · Accident · 2 fatal · Field investigation · Final report · Dec 2, 1983 · N3206W · Destroyed
  > The plt had departed mazatlan, Mexico at 0632 PST & had landed at los mochis & mexicali, Mexico & at calexico, CA, where he cleared U.S. Customs. Before departing calexico, he telephoned his family & told them the wx had been poor all day. The estimated time…
- [NTSB FTW84LA081](https://openairdocs.org/ntsb/FTW84LA081.md): Bell 206L-1 · Ardmore, OK · Accident · Minor injuries · Limited investigation · Final report · Dec 2, 1983 · N2005A · Substantial damage
  > The plt stated that before he took off from Oklahoma city, OK, he called the Oklahoma city fss & obtained a wx briefing. The briefing called for light rain showers, minimum ceiling of 1800 ft, visibility of 3 to 5 miles & no chance of fog, except in low lying…
- [NTSB DEN84LA036](https://openairdocs.org/ntsb/DEN84LA036.md): Bell 205A-1 · Cokeville, WY · Accident · No injuries · Limited investigation · Final report · Dec 2, 1983 · N1084N · Substantial damage
  > The plt reported that snow had been falling regularily for the previous few days before the flt. He departed the staging area with 12 drill crew members. At that time, the visibility was 2 to 3 mi & a ceiling of 800 to 1000 ft. the plt flew 9 of the…
- [NTSB DEN84FA031](https://openairdocs.org/ntsb/DEN84FA031.md): Champion 7GC · Douglas, WY · Accident · 1 fatal · Field investigation · Final report · Nov 29, 1983 · N7697E · Destroyed
  > The plt took off on an aerial observation flt to spot cattle in a mountainous area. When he failed to return, a search was initiated. The plane was found in a valley between 2 mountain ranges. An investigation revealed that the acft had crashed while in a…
- [NTSB MIA84FA036](https://openairdocs.org/ntsb/MIA84FA036.md): Piper PA-24-260 · Kathleen, FL · Accident · 2 fatal · Field investigation · Final report · Nov 28, 1983 · N9094P · Destroyed
  > The acft impacted in a swampy area in a fast dive which separated about 6 ft of the left wing. The acft was being vectored on radar when it suddenly began to steer erratically and go off the radar scope. The plt had radioed that he 'must have gone over some…
- [NTSB DEN84FA039](https://openairdocs.org/ntsb/DEN84FA039.md): Bellanca 17-31ATC · Moose, WY · Accident · 2 fatal · Field investigation · Final report · Nov 28, 1983 · N107CB · Destroyed
  > The acft crashed shortly after takeoff in IFR weather. The plt failed to follow established departure procedures and in fact he did not even call in the fact that he had departed or his departure time as instructed by salt lake center. Attempts by salt lake…
- [NTSB FTW84FA077](https://openairdocs.org/ntsb/FTW84FA077.md): Cessna 172L · Simpson, LA · Accident · 4 fatal · Field investigation · Final report · Nov 27, 1983 · N2899G · Destroyed
  > The acft collided with the ground in a steep nose down altitude at a high rate of speed after the plt encounterd low ceiling and rain during a x-country flt. In attempting to fly IFR and follow radar vectors the non-instrument rated plt lost countrol of his…
- [NTSB ATL84MA052](https://openairdocs.org/ntsb/ATL84MA052.md): Beech 58TC · Knoxville, TN · Accident · 4 fatal · Major investigation · Final report · Nov 27, 1983 · N2131L · Destroyed
  > During arrival, the plt checked in with Knoxville apch control & stated that he was proceeding to the downtown arpt for landing. At that time, the wx at mcghee-tyson arpt (aprx 10 mi ssw) was clear with 7 mi visibility. About 10 min later, the plt reported…
- [NTSB ATL84FA054](https://openairdocs.org/ntsb/ATL84FA054.md): Piper PA-28-180 · Lexington, TN · Accident · 2 fatal · Field investigation · Final report · Nov 27, 1983 · N5396L · Destroyed
  > The acft collided with the ground in a vertical descent during IMC weather on a x-country flt. The plt had filed an IFR flt plan but he was a student with limited experience and was not instrument rated. Also he was carrying a passenger. The controller who…
- [NTSB NYC84FA037](https://openairdocs.org/ntsb/NYC84FA037.md): Beech H18 · Allentown, PA · Accident · 2 fatal · Field investigation · Final report · Nov 25, 1983 · N105PE · Destroyed
  > While en route, the plt encountered icing conditions, then reported he was unable to maintain alt & was having eng problems. He diverted toward Allentown, PA, then advised he had lost power in the left eng. Apch control began issuing vectors for a VOR apch;…
- [NTSB LAX84FA071](https://openairdocs.org/ntsb/LAX84FA071.md): Piper PA-24-250 · Oceanside, CA · Accident · 2 fatal · Field investigation · Final report · Nov 25, 1983 · N6295T · Destroyed
  > Before takeoff, the plt received a wx briefing & was advised to expect IFR conditions in the vicinity of Oceanside, CA & that moderate turbulence existed below 20,000 ft. after takeoff, he obtained an IFR clearance to climb & cruise at 6000 ft. at about 2005…
- [NTSB DCA84AA008](https://openairdocs.org/ntsb/DCA84AA008.md): Lockheed L-1011 · Charleston, SC · Accident · Serious injuries · Final report · Nov 25, 1983 · CFTNJ · Minor damage
  > During flt at FL350, the fltcrew noted some thunderstorms in the vicinity of their route of flt & advised the ATC controller that they might have to detour. After turning & climbing to FL370, they noted 'moderate chop to light turbulence' & saw a flash of…
- [NTSB ATL84FA058](https://openairdocs.org/ntsb/ATL84FA058.md): Cessna 414A · Waynesville, NC · Accident · 2 fatal · Field investigation · Final report · Nov 24, 1983 · N6623C · Destroyed
  > After departure at 1417 CST, radar track showed the acft climbing to & maintaining 7,600 ft until about 1733 EST & 28-30 mi north of the knoxville VOR. The acft then descended & crossed the snowbird VOR at about 6,700 ft. there were several up & down altitude…
- [NTSB DEN84FA030](https://openairdocs.org/ntsb/DEN84FA030.md): Cessna 414 · Aurora, CO · Accident · 2 fatal · Field investigation · Final report · Nov 23, 1983 · N7724N · Destroyed
  > During wx briefings the plt was advised of icing conditions in the denver area. While approaching the denver area the plt radioed 'can you get me down, it's a little bit icy up here.' The plt was subsequently asked & was given a close turn onto the outer…
- [NTSB FTW84FA068](https://openairdocs.org/ntsb/FTW84FA068.md): Mooney M20J · El Paso, TX · Accident · 1 fatal · Field investigation · Final report · Nov 22, 1983 · N201TH · Destroyed
  > The acft collided with the ground at 4380 ft MSL. The plt had called the control tower in El Paso and advised that he was at 8500 ft and would have to start descending due to weather in the area. The plt was VFR and no flt plan had been filed. He was advised…
- [NTSB LAX84FA068](https://openairdocs.org/ntsb/LAX84FA068.md): Piper PA-28-236 · Wikieup, AZ · Accident · 4 fatal · Field investigation · Final report · Nov 21, 1983 · N4291R · Destroyed
  > Before taking off, the plt obtained 2 wx briefings & was advised that VFR flt was not recommended. He departed at 1730. Several requests were made for en route wx from las vegas flt watch. At 1945, the plt declared an emergency & indicated that he was lost.…
- [NTSB CHI84FA049](https://openairdocs.org/ntsb/CHI84FA049.md): Piper PA-28-161 · Dexter, MI · Accident · 1 fatal · Field investigation · Final report · Nov 19, 1983 · N8162D · Destroyed
  > At 2135 EST, the plt called the lansing fss & requested a wx forcast for the detroit city arpt & winds aloft. He was briefed, but he did not file a flt plan, sometime after 2200 EST, he took off form mason, MI on a passenger flt to ann arbor, MI. At 2252, the…
- [NTSB NYC84LA031](https://openairdocs.org/ntsb/NYC84LA031.md): Beech B23 · West Dover, VT · Accident · No injuries · Limited investigation · Final report · Nov 18, 1983 · N7605R · Substantial damage
  > The plt reported that during descent, below 4000 ft, he encounter severe turbulence. He reported that the destination wind was from the northwest, but he could not recall the wind velocity. During arrival, final apch to rwy 01 was flown at 80 mph while still…
- [NTSB FTW84FA064](https://openairdocs.org/ntsb/FTW84FA064.md): Cessna T210N · Nageezi, NM · Accident · 3 fatal · Field investigation · Final report · Nov 18, 1983 · N4888Y · Destroyed
  > Before takeoff, the plt was informed of a segmet which forcasted occasional severe rime or mixed icing from the freezing level at 8000 ft up thru 20,000 ft & moderate to severe turbulence below 18,000 ft. also, embedded thunderstorms, lightning & thunder were…
- [NTSB MKC84LA024](https://openairdocs.org/ntsb/MKC84LA024.md): Aero Commander 100 · Sargent, NE · Accident · No injuries · Limited investigation · Final report · Nov 16, 1983 · N3630X · Substantial damage
  > The pilot became dioriented on a flight from hastings, NE enroute to Sargent, NE. He decided to land on a county road west of Sargent. During the landing the acft right wing tip struck a pole and the acft tipped up on its nose.
- [NTSB CHI84LA040](https://openairdocs.org/ntsb/CHI84LA040.md): Piper PA-28-140 · Mankato, MN · Accident · Serious injuries · Limited investigation · Final report · Nov 14, 1983 · N6128W · Destroyed
  > The plt received 2 wx briefings before the flt & was advised that VFR flt was not recommended. Prior to departing, the 50 gal fuel sys was serviced with 35 gal of fuel. The plt reported that during the flt, he descended the acft thru a hole in the clouds…
- [NTSB LAX84FA065](https://openairdocs.org/ntsb/LAX84FA065.md): Mooney M20A · Mammoth Lakes, CA · Accident · 2 fatal · Field investigation · Final report · Nov 12, 1983 · N8110E · Destroyed
  > The acft crashed into a mountain side at some time prior to 0900 on 11/12/83 when the ELT signal was 1st reported, via satellite. Before the flt, the student plt was last seen in bakersfield, CA at about 0100 that morning. A rescue mission was delayed due to…
- [NTSB FTW84FA047](https://openairdocs.org/ntsb/FTW84FA047.md): Aero Commander 520 · Clines Corners, NM · Accident · 2 fatal · Field investigation · Final report · Nov 9, 1983 · N4116B · Destroyed
  > The non-instrument rated plt was on ferry flt from bartlesville, ok to ontario, CA. An en route stop was made at tucumcari, NM, where the acft was refueled & 14 qts of oil was added to the left eng. The line boy who serviced the acft saw no visible oil leaks…
- [NTSB NYC84FA022](https://openairdocs.org/ntsb/NYC84FA022.md): Cessna 210L · Rhinebeck, NY · Accident · 2 fatal · Field investigation · Final report · Nov 6, 1983 · N1177Q · Destroyed
  > The above reported basic wx data was the 2050 observation at poughkeepsie, NY located about 20 NM south of the accident site. However, a witness who was 1,000 ft north of the accident site stated the wx consisted of a low overcast & that the visibility was…
- [NTSB MKC84FA014](https://openairdocs.org/ntsb/MKC84FA014.md): Cessna 210M · Greensburg, KS · Accident · 5 fatal · Field investigation · Final report · Nov 6, 1983 · N732SB · Destroyed
  > At 1619 CST, the non-instrument rated plt called the dodge city fss & requested the current dodge city wx. He was given the current & forcasted wx. He took off at 1825 & at 1846, he called the la junta radio & requested an update on the dodge city wx as well…

Next page: https://openairdocs.org/ntsb.md?year=1983&occurrence=240&page=2

## 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 year(c."eventDate") = 1983
  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" = 240)
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?occurrence=240&year=1983

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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.
