# NTSB investigations: Piper PA-12: On ground/water encounter with terrain/water 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 CHI07CA306](https://openairdocs.org/ntsb/CHI07CA306.md): Piper PA-12 · Detroit Lakes, MN · Accident · No injuries · Data collection · Final report · Sep 26, 2007 · N2560M · Substantial damage > The reduced airplane climb performance capability resulting in the pilot not obtaining a proper climb rate during takeoff and the inadequate flare by the pilot during the aborted takeoff. Additional causes were the inadequate preflight planning/preparation by… - [NTSB ANC06CA132](https://openairdocs.org/ntsb/ANC06CA132.md): Piper PA-12 · Noatak, AK · Accident · No injuries · Data collection · Final report · Sep 11, 2006 · N105JH · Substantial damage > The pilot's selection of an unsuitable landing site, which resulted in a loss of control during the landing roll and a nose over. Factors associated with the accident were soft terrain and the pilot's failure to maintain directional control. - [NTSB ANC00LA058](https://openairdocs.org/ntsb/ANC00LA058.md): Piper PA-12 · Big Lake, AK · Accident · No injuries · Limited investigation · Final report · May 13, 2000 · N7944H · Substantial damage > The pilot's selection of an unsuitable taxi area, and excessive taxi speed. A factor associated with this accident was a ditch in the taxi area. - [NTSB ANC99LA031](https://openairdocs.org/ntsb/ANC99LA031.md): Piper PA-12 · Big Lake, AK · Accident · No injuries · Limited investigation · Final report · Mar 7, 1999 · N4040M · Substantial damage > The pilot's selection of unsuitable terrain for landing the wheel equipped airplane. A factor associated with the accident was the soft snow covering the frozen lake. - [NTSB ANC98LA166](https://openairdocs.org/ntsb/ANC98LA166.md): Piper PA-12 · Tyonek, AK · Accident · No injuries · Limited investigation · Final report · Sep 29, 1998 · N2796M · Substantial damage > The aircraft's left wheel encountering a hole as the pilot taxied from landing and his inadequate compensation for wind conditions. Contributing factors were the rough terrain and gusty wind condition. - [NTSB ANC98LA137](https://openairdocs.org/ntsb/ANC98LA137.md): Piper PA-12 · Chugiak, AK · Accident · No injuries · Limited investigation · Final report · Aug 30, 1998 · N3200M · Substantial damage > The pilot's inadvertent ground loop of the airplane during the landing roll. - [NTSB ANC98LA007](https://openairdocs.org/ntsb/ANC98LA007.md): Piper PA-12 · Anchorage, AK · Accident · No injuries · Limited investigation · Final report · Oct 26, 1997 · N4380M · Substantial damage > The pilot's selection of an unsuitable landing area. - [NTSB ANC97LA049](https://openairdocs.org/ntsb/ANC97LA049.md): Piper PA-12 · Kotzebue, AK · Accident · No injuries · Limited investigation · Final report · Apr 5, 1997 · N112PA · Substantial damage > the pilot's selection of unsuitable terrain for taxi and takeoff. Soft/snow covered terrain was a related factor. - [NTSB ANC96LA166](https://openairdocs.org/ntsb/ANC96LA166.md): Piper PA-12 · Chitina, AK · Accident · No injuries · Limited investigation · Final report · Sep 13, 1996 · N7895H · Substantial damage > The pilot's selection of an unsuitable landing site. A factor associated with the accident is the rough and uneven landing site. - [NTSB ANC94LA063](https://openairdocs.org/ntsb/ANC94LA063.md): Piper PA-12 · Fairbanks, AK · Accident · No injuries · Limited investigation · Final report · Jun 1, 1994 · N4380M · Substantial damage > The pilot's selection of an unsuitable landing area. - [NTSB DEN87LA030](https://openairdocs.org/ntsb/DEN87LA030.md): Piper PA-12 · Opheim, MT · Accident · No injuries · Limited investigation · Final report · Dec 15, 1986 · N78588 · Substantial damage > The plt elected to take off downhill because he said the hill was too steep to try a takeoff uphill even into the wind. He said that just prior to lift off, he hit a snowbank which slowed the acft down. Deeper snow was then contacted and the acft flipped over. - [NTSB ANC84LA129](https://openairdocs.org/ntsb/ANC84LA129.md): Piper PA-12 · Hope, AK · Accident · No injuries · Limited investigation · Final report · Aug 6, 1984 · N2318M · Substantial damage > The acft collided with a ditch alongside a short strip used by hunters and fishermen. During interviews with the plt it was revealed that the acft was overloaded and out of CG. During the takeoff the plt decided to abort after passing his decision point but… ## 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."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('7101202') AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o."occurrenceNumber" = 1 AND o."occurrenceCode" = 320)) ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC ``` This list as a web page: https://openairdocs.org/ntsb?model=7101202&occurrence=320 --- 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.