NTSB investigations: Cessna 170B
22 cases on aircraft the registry lists as Cessna 170B, where the first occurrence was “In flight collision with object”. Aircraft are matched to the registry by N-number and event date, checked against the reported serial number, make and model, so older matches can be wrong.
Cases per year
| 1982 | 3 |
|---|---|
| 1983 | 1 |
| 1984 | 1 |
| 1985 | 1 |
| 1988 | 1 |
| 1990 | 3 |
| 1991 | 1 |
| 1993 | 1 |
| 1997 | 3 |
| 1998 | 2 |
| 1999 | 1 |
| 2000 | 1 |
| 2001 | 1 |
| 2002 | 1 |
| 2003 | 1 |
Where
Open the mapLatest 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 c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('2072306', '2072307')
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\" = 220))
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.
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 ('2072306', '2072307')
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" = 220))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESCRun it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
NTSB CHI03LA180Accident · No injuriesLimited investigationFinal reportCessna 170B · Widener, ARThe pilot's failure to maintain clearance from the wires and his failure to maintain adequate airspeed, resulting in a stall. A factor contributing to the accident was the unmarked wires.NTSB SEA02LA054Accident · Minor injuriesLimited investigationFinal reportCessna 170B · Rainier, WAThe pilot's failure to maintain the proper decent rate on approach. A factor was the trees in close proximity to the airport.NTSB ANC01LA128Accident · No injuriesLimited investigationFinal reportCessna 170B · Fairbanks, AKThe pilot's inadvertent stall/mush during the initial climb after takeoff, and subsequent in-flight collision with a tree.NTSB DEN00LA106Accident · No injuriesLimited investigationFinal reportCessna 170B · Dutch John, UTThe pilot's failure to maintain clearance with the trees. Factors were a high-density altitude and wind gusts.NTSB FTW99LA117Accident · No injuriesLimited investigationFinal reportCessna 170B · Fayetteville, ARThe pilot's failure to obtain the proper climb rate resulting in an inadvertent stall. Factors were the rising terrain and the variable winds.NTSB FTW98FA411Accident · 2 fatalField investigationFinal reportCessna 170B · Weatherford, TXThe pilot's failure to maintain obstacle clearance.NTSB SEA98LA131Accident · Serious injuriesLimited investigationFinal reportCessna 170B · Hailey, IDThe pilot-in-command's failure to maintain directional control during takeoff. Contributing factors were the pilot-in-command's failure to follow procedures by the improper use of the flaps, high density altitude conditions, crosswind conditions and the tree.NTSB ANC97LA154Accident · No injuriesLimited investigationFinal reportCessna 170B · Lime Village, AKThe pilot's selection of unsuitable terrain for takeoff.NTSB SEA97LA161Accident · Serious injuriesLimited investigationFinal reportCessna 170B · Bend, ORthe pilot's failure to attain a proper climb rate. High density altitude and the pilot's failure to use all of the available runway were factors.NTSB CHI97LA194Accident · 2 fatalLimited investigationFinal reportCessna 170B · Karlin, MIthe pilot's impairment of judgment and performance due to alcohol, his resultant improper planning/decision, and his inadequate visual lookout while buzzing, which resulted in failure to see-and-avoid the top (ground/static) wires of an electrical power line.NTSB CHI93LA299Accident · No injuriesLimited investigationFinal reportCessna 170B · Steele, NDThe pilot-in-command's poor in-flight decision and failure to maintain proper clearance.NTSB NYC91LA244Accident · Serious injuriesLimited investigationFinal reportCessna 170B · E. Stroudsbury, PAImproper takeoff planning by the pilot which resulted in the airplane striking trees during initial climb. A factor related to the accident was the failure of the pilot to make his departure turn in a timely manner.NTSB ANC90LA094Accident · No injuriesLimited investigationFinal reportCessna 170B · Port Chalmers, AKPilot-in-command's failure to properly calculate the airplane's takeoff performance and the effect of the crosswind.NTSB BFO90LA033Accident · No injuriesLimited investigationFinal reportCessna 170B · Winchester, VAThe pilot's failure to assure that the airplane would clear the fence after takeoff.NTSB ANC90LA043Accident · No injuriesLimited investigationFinal reportCessna 170B · Sulatna Cross, AKThe pilot failed to adequately assess the existing snow conditions and surrounding terrain (preflight planning) prior to takeoff. Contributing factors were: the lighting conditions, the pilot's over confidence in the airplane's performance capabilities and…NTSB ANC89LA024Accident · No injuriesLimited investigationFinal reportCessna 170B · North Pole, AKThe plt rprtd that drg an apch to land, a x-wind caused the acft to drift to the left. Subsequently, the left wing struck trees along the edge of the rwy & the acft crashed. The plt rprtd the wind was from 120 deg at 6 gusting 10 KTS.NTSB ANC86LA005Accident · No injuriesLimited investigationFinal reportCessna 170B · Tok, AKThe plt elected to land on an airstrip next to the alaskan highway. He stated that there was brush along the edge of the strip which was 'grown in' & was higher than he had realized. During the landing, the acft bounced, then the left wing hit a small tree…NTSB ANC84FA176Accident · No injuriesField investigationFinal reportCessna 170B · Anchorage, AKPlt stated takeoff was slow and acft could not clear on-coming rising terrain and obstacles. Left wing contacted 100 ft tall tree tops aprx 2500 ft from departure end of rwy yawing acft 180 degrees from direction of flt. Plt failed to perform weight and…NTSB NYC83FA260Accident · 3 fatalField investigationFinal reportCessna 170B · Livermore Falls, METhe acft collided with trees during a go-around at night in a ground fog. The plt had called his wife and discussed the weather. He decided on an alternate arpt if the weather created problems. He had flown into bowman field many times at night and knew the…NTSB ANC83LA015Accident · Serious injuriesLimited investigationFinal reportCessna 170B · Elim, AKAccording to a witness, the acft lifted off the rwy about midfield, climbed to about 30-50 ft AGL & then began a dive. The witness heard no change in eng sound. The acft's wing first struck a box set on top of other equipment on the ground(about 4 ft 6 in…NTSB MKC82FA096Accident · 1 fatalField investigationFinal reportCessna 170B · Tama, IAThe purpose of the flight was to take a family friend on a night airplane ride to see the lights of a neighboring city. The takeoff was made from a soft wet grass runway with an aircraft exceeding the maximum allowable gross weight and the center of gravity…NTSB FTW82FRJ11Accident · Serious injuriesFinal reportCessna 170B · Plain Dealing, LAThe aircraft was observed over a river at low altitude when it struck a powerline. The pilot was unable to recall anything about the flight after the takeoff. The passenger reported that they had flown to springhill to obtain 80 octane fuel, and while…