# NTSB investigations: 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.

Page 4 of 4 · 197 cases

## Cases, newest first

- [NTSB ERA12WA089](https://openairdocs.org/ntsb/ERA12WA089.md): Piper PA-28-236 · Mercedes, Argentina · Accident · 2 fatal · Foreign investigation · Nov 21, 2011 · PG-449 · 2 aircraft · Minor damage
  > On November 21, 2011, about 1320 coordinated universal time, a Piper PA-28-236, Argentine Air Force designation PF-449, and a Cessna 152, Argentine registration LV-OOF, collided while on approach to Mercedes Airfield (MRD), Mercedes, Buenos Aires Province,…
- [NTSB WPR12FA020](https://openairdocs.org/ntsb/WPR12FA020.md): Piper PA-44-180 · St. Paul, OR · Accident · 1 fatal · Field investigation · Final report · Oct 25, 2011 · N3062H · 2 aircraft · Substantial damage
  > The pilot was unable to see the other aircraft to avoid a collision.
- [NTSB WPR12CA005](https://openairdocs.org/ntsb/WPR12CA005.md): Combs Dale B RV-4 · Madera, CA · Accident · No injuries · Data collection · Final report · Oct 11, 2011 · N506DC · 2 aircraft · Substantial damage
  > The third airplane pilot’s failure to maintain visual contact with the second airplane during the formation flight.
- [NTSB ANC11FA091](https://openairdocs.org/ntsb/ANC11FA091.md): Cessna 208B · Nightmute, AK · Accident · 1 fatal · Field investigation · Final report · Sep 2, 2011 · N207DR · 2 aircraft · Destroyed
  > The failure of the pilot of the other airplane to maintain adequate clearance while performing an unexpected and unannounced abrupt maneuver, resulting in a midair collision between the two airplanes.
- [NTSB ERA11FA468](https://openairdocs.org/ntsb/ERA11FA468.md): Mitchell David N Lancair IV P · Hammonton, NJ · Accident · 1 fatal · Field investigation · Final report · Aug 20, 2011 · N71DM · 2 aircraft · Substantial damage
  > The Lancair pilot's failure to see and avoid the aerobatic airplane. Contributing to the accident was the Lancair pilot's inadequate use of collision avoidance strategies while inbound to an area of known potential aerobatic activity.
- [NTSB CEN11LA573](https://openairdocs.org/ntsb/CEN11LA573.md): Stevens R P/Mccright D W Vans RV-6 · Conroe, TX · Accident · 1 fatal · Limited investigation · Final report · Aug 13, 2011 · N16DD · 2 aircraft · Substantial damage
  > The failure of the pilot of the RV-6 airplane to maintain clearance from the RV-8 airplane while practicing formation flight.
- [NTSB ANC11FA071](https://openairdocs.org/ntsb/ANC11FA071.md): Cessna U206G · Talkeetna, AK · Accident · 4 fatal · Field investigation · Final report · Jul 30, 2011 · N756MP · 2 aircraft · Minor damage
  > The inadequate visual lookout and failure to see and avoid by the pilots of both airplanes while maneuvering to land, which resulted in a midair collision. Contributing to the accident was the lack of standardized, unequivocal procedures concerning common…
- [NTSB ANC11FA062](https://openairdocs.org/ntsb/ANC11FA062.md): Cessna U206 · Port Alsworth, AK · Accident · No injuries · Field investigation · Final report · Jul 10, 2011 · N2186F · 2 aircraft · Minor damage
  > The pilot’s failure to see and avoid the approaching airplane. Contributing to the accident was that the pilot’s failure to listen to radio position reports from the other airplane on the common traffic advisory frequency and the absence of any forward-facing…
- [NTSB CEN11WA458](https://openairdocs.org/ntsb/CEN11WA458.md): Vans RV6 · Shoreham, United Kingdom · Accident · 1 fatal · Foreign investigation · Jul 4, 2011 · G-RVGC · 2 aircraft · Destroyed
  > On July 4, 2011, at 1528 Universal Coordinated Time (UTC), a Vans RV-6A single-engine airplane, G-RVCG, and a Diamond DA-40 single-engine airplane, G-CEZR, collided in midair while maneuvering near Shoreham, West Sussex, United Kingdom. G-RVGC was destroyed…
- [NTSB ERA11FA291](https://openairdocs.org/ntsb/ERA11FA291.md): Piper PA-28-180 · New Hampton, NY · Accident · 2 fatal · Field investigation · Final report · May 9, 2011 · N5275L · 2 aircraft · Substantial damage
  > The PA24 pilot’s failure to maintain adequate clearance from the PA28, resulting in an in-flight collision. Contributing to the accident was the PA24 pilot's decision to overtake the PA28.
- [NTSB CEN11LA296](https://openairdocs.org/ntsb/CEN11LA296.md): Air Tractor AT-802A · New Madrid, MO · Accident · Serious injuries · Limited investigation · Final report · Apr 19, 2011 · N802KC · 2 aircraft · Substantial damage
  > The failure of both pilots to see and avoid the other airplane, which resulted in a midair collision.
- [NTSB ERA11FA101](https://openairdocs.org/ntsb/ERA11FA101.md): Cessna 172H · Weyers Cave, VA · Accident · 2 fatal · Field investigation · Final report · Dec 31, 2010 · N2876L · 2 aircraft · Substantial damage
  > The inherent limitations of the see-and-avoid concept, which made it difficult for the helicopter pilot to see the airplane before the collision. Contributing to the accident was the airplane pilot’s non-standard entry to the airport traffic pattern, which,…
- [NTSB WPR11LA068](https://openairdocs.org/ntsb/WPR11LA068.md): Taylorcraft BC-65 · Madras, OR · Accident · No injuries · Limited investigation · Final report · Dec 1, 2010 · N23619 · 2 aircraft · Minor damage
  > The failure of both pilots to see and avoid the other airplane while in the traffic pattern to land, which resulted in a midair collision.
- [NTSB WPR11LA017](https://openairdocs.org/ntsb/WPR11LA017.md): Lindstrand Balloons 90A · Cottonwood, AZ · Accident · Serious injuries · Limited investigation · Final report · Oct 16, 2010 · N807PW · Substantial damage
  > The paraglider pilot's failure to see and avoid the hot air balloon, which resulted in a midair collision.
- [NTSB ANC10LA094](https://openairdocs.org/ntsb/ANC10LA094.md): Piper PA-18 · Dillingham, AK · Accident · Serious injuries · Limited investigation · Final report · Sep 16, 2010 · N9699P · 2 aircraft · Substantial damage
  > Both pilots’ failure to see and avoid each other during initial climb, resulting in a midair collision. Contributing to the accident was the pilot of N9699P’s inability to use his airplane's radio for air traffic advisories.
- [NTSB CEN10WA538](https://openairdocs.org/ntsb/CEN10WA538.md): Mooney M20J · Ryde, United Kingdom · Accident · 2 fatal · Foreign investigation · Sep 4, 2010 · G-JAST · 2 aircraft · Destroyed
  > On September 4, 2010, approximately 1600 Universal Coordinated Time (UTC), a Mooney M20J single-engine airplane, G-JAST, and a Vans RV-4 single-engine airplane, G-MARX, collided in midair while maneuvering near Ryde, Isle of Wight, United Kingdom. G-JAST was…
- [NTSB CEN10LA459](https://openairdocs.org/ntsb/CEN10LA459.md): Schempp-Hirth VENTUS-2B · Batesville, TX · Accident · 1 fatal · Limited investigation · Final report · Aug 4, 2010 · N7470C · 2 aircraft · Substantial damage
  > Both glider pilots' inability to see and avoid the other resulting in a mid-air collision.
- [NTSB CEN10IA447](https://openairdocs.org/ntsb/CEN10IA447.md): Piper PA-32R-301 · Ripon, WI · Incident · No injuries · Incident investigation · Final report · Jul 27, 2010 · N8159B · 2 aircraft · Minor damage
  > The inability of either pilot to see the other airplane due to the blind spot created by their respective airplane's wings.
- [NTSB WPR10LA294](https://openairdocs.org/ntsb/WPR10LA294.md): Schleicher Alexander ASH 26 E · Parowan, UT · Accident · No injuries · Limited investigation · Final report · Jun 15, 2010 · N455S · 2 aircraft · Substantial damage
  > The pilot's failure to see and avoid the other glider climbing in the same thermal.
- [NTSB ERA10FA180](https://openairdocs.org/ntsb/ERA10FA180.md): Piper PA-32R-300 · Williston, FL · Accident · 3 fatal · Field investigation · Final report · Mar 20, 2010 · N823AG · 2 aircraft · Substantial damage
  > The pilots of both airplanes did not maintain an adequate visual lookout to see and avoid each other.
- [NTSB CEN10FA115](https://openairdocs.org/ntsb/CEN10FA115.md): Piper PA-25-235 · Boulder, CO · Accident · 3 fatal · Field investigation · Final report · Feb 6, 2010 · N8718L · 3 aircraft · Substantial damage
  > The failure of both pilots to see and avoid the other resulting in a midair collision. Contributing to the accident was the lack of perceived visual relative motion of the Piper and the Cirrus to the pilot of each airplane, the terrain background, and the…
- [NTSB CEN10LA099](https://openairdocs.org/ntsb/CEN10LA099.md): Buckeye DM · Sublette, KS · Accident · 2 fatal · Limited investigation · Final report · Jan 17, 2010 · N582DW · 2 aircraft · Substantial damage
  > The failure of both pilots to see and avoid the other aircraft, which resulted in a midair collision while maneuvering at low altitude.
- [NTSB WPR10FA068](https://openairdocs.org/ntsb/WPR10FA068.md): Schleicher ASW-27 · Middletown, CA · Accident · 2 fatal · Field investigation · Final report · Nov 28, 2009 · N127AL · 2 aircraft · Substantial damage
  > The failure of both pilots to see and avoid the other airplane. Contributing to the accident was the pilot's failure to yield right of way to the glider.
- [NTSB CEN10FA011](https://openairdocs.org/ntsb/CEN10FA011.md): Cessna 150F · Alexandria, LA · Accident · 2 fatal · Field investigation · Final report · Oct 10, 2009 · N8642S · 2 aircraft · Substantial damage
  > Failure of the wingman to maintain proper separation from the lead airplane during formation maneuvers. Contributing to the accident was lead's abrupt right bank and both pilots' lack of formation training.
- [NTSB WPR09FA437](https://openairdocs.org/ntsb/WPR09FA437.md): Cessna 152 · Coolidge, AZ · Accident · 1 fatal · Field investigation · Final report · Sep 9, 2009 · N94741 · 2 aircraft · Substantial damage
  > The failure of both safety/spotter pilots to see and avoid the other airplane.
- [NTSB CEN09WA582](https://openairdocs.org/ntsb/CEN09WA582.md): Reims F172 · Commune de Brethencourt, France · Accident · 2 fatal · Foreign investigation · Sep 8, 2009 · F-BXIU · 2 aircraft · Destroyed
  > Under the jurisdiction and control of the French government.
- [NTSB CEN09LA555](https://openairdocs.org/ntsb/CEN09LA555.md): Destiny Powered Parachutes Destiny 2000 · Arcanum, OH · Accident · 1 fatal · Limited investigation · Final report · Aug 25, 2009 · N5604B · 2 aircraft · Substantial damage
  > The failure of pilot to maintain an adequate visual lookout in order to avoid the collision with an aircraft on final approach to land.
- [NTSB ERA09MA447](https://openairdocs.org/ntsb/ERA09MA447.md): Piper PA-32R-300 · Hoboken, NJ · Accident · 9 fatal · Class 1 · Major · Final report · Aug 8, 2009 · N71MC · 2 aircraft · Substantial damage
  > (1) the inherent limitations of the see-and-avoid concept, which made it difficult for the airplane pilot to see the helicopter until the final seconds before the collision, and (2) the Teterboro Airport local controller’s nonpertinent telephone conversation,…
- [NTSB CEN09LA491](https://openairdocs.org/ntsb/CEN09LA491.md): Cessna 182J · Iowa Falls, IA · Accident · Minor injuries · Limited investigation · Final report · Jul 31, 2009 · N989TP · 2 aircraft · Substantial damage
  > Both pilots' failure to execute adequate visual lookout, resulting in the two airplanes colliding over the runway.
- [NTSB ERA09LA302](https://openairdocs.org/ntsb/ERA09LA302.md): Hazelwood Michael S RV-8 · Decatur, AL · Accident · 1 fatal · Limited investigation · Final report · May 23, 2009 · N875MH · 2 aircraft · Substantial damage
  > The RV-8 pilot's failure to maintain adequate clearance from the CJ-6A while maneuvering. This report was modified on September 10, 2010.
- [NTSB WPR09FA248](https://openairdocs.org/ntsb/WPR09FA248.md): Cessna 172N · Long Beach, CA · Accident · 3 fatal · Field investigation · Final report · May 19, 2009 · N738NN · 2 aircraft · Substantial damage
  > The failure of both pilots to see and avoid each other's aircraft.
- [NTSB WPR09LA228](https://openairdocs.org/ntsb/WPR09LA228.md): Ayres S2R-T34 · Marysville, CA · Accident · Serious injuries · Limited investigation · Final report · May 6, 2009 · N40208 · 2 aircraft · Substantial damage
  > The failure of both pilots to see and avoid the other airplane while making their final approach for landing.
- [NTSB CEN09IA161](https://openairdocs.org/ntsb/CEN09IA161.md): Piper PA28 · Fairmont, NE · Incident · No injuries · Incident investigation · Final report · Feb 7, 2009 · N55502 · 2 aircraft · Minor damage
  > Both pilots' failure to see and avoid the other aircraft.
- [NTSB CEN09LA149](https://openairdocs.org/ntsb/CEN09LA149.md): North American T-6G · Cypress, TX · Accident · No injuries · Limited investigation · Final report · Jan 31, 2009 · N51KT · 2 aircraft · Minor damage
  > Both pilot's failure to see and avoid the other aircraft.
- [NTSB ERA09FA080](https://openairdocs.org/ntsb/ERA09FA080.md): Piper PA-44-180 · Ft. Lauderdale, FL · Accident · 4 fatal · Field investigation · Final report · Dec 6, 2008 · N118TP · 2 aircraft · Substantial damage
  > The failure of both pilots to see and avoid the other aircraft.
- [NTSB ERA09LA067](https://openairdocs.org/ntsb/ERA09LA067.md): Beech V35 · Winter Haven, FL · Accident · No injuries · Limited investigation · Final report · Nov 23, 2008 · N4396W · 2 aircraft · Substantial damage
  > Both pilots’ failure to see and avoid the other airplane. Contributing to the accident was the Beech pilot’s failure to monitor or utilize the common traffic advisory frequency.
- [NTSB ANC09LA011](https://openairdocs.org/ntsb/ANC09LA011.md): Cessna 152 · Fairbanks, AK · Accident · No injuries · Limited investigation · Final report · Nov 14, 2008 · N47417 · 2 aircraft · Minor damage
  > The failure of the instructor pilot in the other airplane to maintain separation from the Cessna 182R, and his failure to follow the tower controller’s instructions.
- [NTSB ERA09LA033](https://openairdocs.org/ntsb/ERA09LA033.md): Piper PA-32-260 · Plymouth, NC · Accident · Minor injuries · Limited investigation · Final report · Nov 1, 2008 · N3568W · 2 aircraft · Substantial damage
  > The Piper Dakota (PA-28-236) pilot's failure to see and avoid the Piper Cherokee (PA-32-260).
- [NTSB CEN09LA031](https://openairdocs.org/ntsb/CEN09LA031.md): Cessna 180 · Whitewater, CO · Accident · No injuries · Limited investigation · Final report · Oct 22, 2008 · N3389D · 2 aircraft · Substantial damage
  > Both pilots' failure to see and avoid the other airplane. Contributing factors in this accident were the Cessna 180 pilot's attention being diverted and the Cessna 210 pilot's vision being affected by the sun glare.
- [NTSB LAX08FA265](https://openairdocs.org/ntsb/LAX08FA265.md): Cessna R172K · Rock Springs, WY · Accident · 3 fatal · Field investigation · Final report · Aug 10, 2008 · N758NH · 2 aircraft · Destroyed
  > The failure of both pilots to see and avoid each other's aircraft.
- [NTSB DEN08LA137](https://openairdocs.org/ntsb/DEN08LA137.md): Schempp-Hirth Ventus 2A · Brackettville, TX · Accident · Serious injuries · Limited investigation · Final report · Aug 9, 2008 · N777UN · 2 aircraft · Substantial damage
  > The failure of the pilot of N777UN to exit the thermal upon losing visual contact with the other gliders, resulting in a midair collision.
- [NTSB LAX08LA254](https://openairdocs.org/ntsb/LAX08LA254.md): Schweizer SGS 2-33A · Jean, NV · Accident · No injuries · Limited investigation · Final report · Aug 2, 2008 · N33923 · 2 aircraft · Substantial damage
  > The failure of both pilots to see and avoid the other aircraft while maneuvering over the airport.
- [NTSB DEN08MA116](https://openairdocs.org/ntsb/DEN08MA116.md): Bell 407 · Flagstaff, AZ · Accident · 7 fatal · Major investigation · Final report · Jun 29, 2008 · N407GA · 2 aircraft · Destroyed
  > Both helicopter pilots’ failure to see and avoid the other helicopter on approach to the helipad. Contributing to the accident were the failure of N407GA’s pilot to follow flight arrival route guidelines, and the failure of N407MJ’s pilot to follow…
- [NTSB SEA08FA116](https://openairdocs.org/ntsb/SEA08FA116.md): Cessna 172N · McCall, ID · Accident · 3 fatal · Field investigation · Final report · May 3, 2008 · N75856 · 2 aircraft · Destroyed
  > The failure of the pilot to maintain adequate visual lookout and clearance from another airplane while attempting to land on the same runway. Contributing to the accident was the non-standard pattern entry of the pilot.
- [NTSB DFW08LA089](https://openairdocs.org/ntsb/DFW08LA089.md): Piper PA24-260 · Abbeville, LA · Accident · No injuries · Limited investigation · Final report · Mar 28, 2008 · N9097P · 2 aircraft · Substantial damage
  > The failure of both pilots to see and avoid the other approaching airplane. A contributing factor was the close proximity between the two private airstrips.
- [NTSB LAX08FA049](https://openairdocs.org/ntsb/LAX08FA049.md): Cessna 172N · Corona, CA · Accident · 5 fatal · Field investigation · Final report · Jan 20, 2008 · N737EJ · 2 aircraft · Destroyed
  > The failure of both pilots to see and avoid the other airplane.
- [NTSB SEA08LA057](https://openairdocs.org/ntsb/SEA08LA057.md): Piper PA 28-180 · Sonoma, CA · Accident · No injuries · Limited investigation · Final report · Jan 1, 2008 · N8037W · 2 aircraft · Minor damage
  > The departing pilot's inadequate visual lookout.

## 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 s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s."tier2Number" = '250' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE "isDefiningEvent"))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/250/sequence?page=4

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