# NTSB investigations: Schweizer SGS 2-33A

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 2 of 5 · 238 cases

## Cases, newest first

- [NTSB MIA00LA093](https://openairdocs.org/ntsb/MIA00LA093.md): Schweizer SGS2-33A · Miami, FL · Accident · No injuries · Limited investigation · Final report · Feb 19, 2000 · N65819 · Substantial damage
  > the pilot planned the approach too low, which resulted in inadequate altitude to clear powerlines, and the subsequent in-flight collision with the ground.
- [NTSB NYC00LA035](https://openairdocs.org/ntsb/NYC00LA035.md): Schweizer SGS-2-33A · Waynesville, OH · Accident · No injuries · Limited investigation · Final report · Nov 20, 1999 · N17883 · Substantial damage
  > The flight instructor's delay in remedial action.
- [NTSB LAX00LA009](https://openairdocs.org/ntsb/LAX00LA009.md): Schweizer SGS-2-33A · Waialua, HI · Accident · No injuries · Limited investigation · Final report · Oct 14, 1999 · N17914 · Substantial damage
  > The pilot's delay in recognizing the onset of a wind direction change resulting in the downward flow of wind on the leeward side of the mountain (strong sink rate).
- [NTSB LAX99LA232](https://openairdocs.org/ntsb/LAX99LA232.md): Schweizer SGS-2-33A · Wailua, HI · Accident · Minor injuries · Limited investigation · Final report · Jun 28, 1999 · N17902 · Substantial damage
  > The failure of the pilot to adequately compensate for the existing gusty wind conditions and his improper recovery from a bounced landing.
- [NTSB CHI98LA268](https://openairdocs.org/ntsb/CHI98LA268.md): Schweizer SGS 2-33A · Indianapolis, IN · Accident · No injuries · Limited investigation · Final report · Jul 12, 1998 · N17901 · Substantial damage
  > the delayed in-flight decision of the pilot in command to take control of the aircraft and the proper airspeed not obtained/maintained by the pilot in command which resulted in a stall. A factor to the accident was the runway light.
- [NTSB SEA98LA094](https://openairdocs.org/ntsb/SEA98LA094.md): Schweizer SGS 2-33A · North Plains, OR · Accident · No injuries · Limited investigation · Final report · Jun 11, 1998 · N65918 · Substantial damage
  > The pilot's failure to maintain directional control and his failure to maintain clearance from a pole. Contributing factors were rain and an overcast which resulted in less than optimal conditions to detect the pole.
- [NTSB CHI98LA013](https://openairdocs.org/ntsb/CHI98LA013.md): Schweizer FGS-233 · Ionia, MI · Accident · Minor injuries · Limited investigation · Final report · Oct 12, 1997 · N5762S · Substantial damage
  > the pilot misjudged the landing approach which resulted in his failure to attain a proper touchdown point. A factor was the trees.
- [NTSB LAX97LA160](https://openairdocs.org/ntsb/LAX97LA160.md): Schweizer SGS 2-33A · Llano, CA · Accident · No injuries · Limited investigation · Final report · Apr 12, 1997 · N2037T · Substantial damage
  > the student pilot's inadequate compensation for the crosswind condition, and his failure to maintain proper altitude and clearance from the boundry fence, during an approach to land on the runway. Factors relating to the accident were: the crosswind, and…
- [NTSB IAD97LA062](https://openairdocs.org/ntsb/IAD97LA062.md): Schweizer SGS-233A · Woodbine, MD · Accident · Minor injuries · Limited investigation · Final report · Mar 9, 1997 · N2559H · Substantial damage
  > The pilot misjudged his altitude during approach.
- [NTSB MIA97LA074](https://openairdocs.org/ntsb/MIA97LA074.md): Schweizer SGS-2-33A · Clermont, FL · Accident · Minor injuries · Limited investigation · Final report · Jan 25, 1997 · N233HH · Substantial damage
  > the pilot's improper planning/decision by electing to be towed aloft with a cold front nearby, which resulted in an in-flight encounter with wind gusts from the nearby cold front and subsequent in-flight collision with trees.
- [NTSB LAX97LA024](https://openairdocs.org/ntsb/LAX97LA024.md): Schweizer 2-33-A · Los Alamitos, CA · Accident · No injuries · Limited investigation · Final report · Oct 20, 1996 · N65844 · Substantial damage
  > The student pilot's failure to properly handle the glider, and the instructor pilot's inadequate supervision.
- [NTSB ATL96LA089](https://openairdocs.org/ntsb/ATL96LA089.md): Schweizer SGS233A · Franklinton, NC · Accident · No injuries · Limited investigation · Final report · May 30, 1996 · N1197S · Substantial damage
  > the failure of the instructor pilot to maintain control of the aircraft.
- [NTSB NYC96LA111](https://openairdocs.org/ntsb/NYC96LA111.md): Schweizer SGS-2-33A · Bloomingburg, NY · Accident · Serious injuries · Limited investigation · Final report · May 19, 1996 · N65847 · Minor damage
  > The pilot's failure to maintain adequate airspeed, which resulted in an inadvertent stall spin and collision with trees.
- [NTSB NYC96LA104](https://openairdocs.org/ntsb/NYC96LA104.md): Schweizer SGS-2-33A · Readington, NJ · Accident · Serious injuries · Limited investigation · Final report · May 11, 1996 · N17957 · Substantial damage
  > the pilot's inadequate evaluation of the weather, and his misjudgment of altitude and distance from the runway. Contributing factors were the pilot's lack of recent experience and the weather.
- [NTSB FTW96LA201](https://openairdocs.org/ntsb/FTW96LA201.md): Schweizer SGS-233A · Odessa, TX · Accident · Serious injuries · Limited investigation · Final report · May 3, 1996 · N7773S · No damage
  > the pilot's failure to obtain the required airspeed resulting in a hard landing. A factor was the lack of thermal lift.
- [NTSB NYC96LA016](https://openairdocs.org/ntsb/NYC96LA016.md): Schweizer SGS 2-33 · Barre, MA · Accident · Minor injuries · Limited investigation · Final report · Oct 22, 1995 · N65852 · Substantial damage
  > The pilot's improper inflight planning/decision, which resulted in his failure to return to the airport after encountering an area of no thermal lift, and his failure to maintain adequate airspeed, while maneuvering to avoid an obstruction during an off…
- [NTSB ATL95LA155](https://openairdocs.org/ntsb/ATL95LA155.md): Schweizer 233A · Louisburg, NC · Accident · No injuries · Limited investigation · Final report · Aug 12, 1995 · N7592 · Substantial damage
  > The flight instructor's improper in-flight planning and decision, in that he failed to maintain sufficient altitude to clear the trees surrounding the airport, and failed to take into consideration the high density altitude at the time of the accident.
- [NTSB NYC95LA156](https://openairdocs.org/ntsb/NYC95LA156.md): Schweizer S-2-33A · Elmira, NY · Accident · No injuries · Limited investigation · Final report · Jul 9, 1995 · N3622X · Substantial damage
  > The pilot's delayed decision to return to the departure airport, which resulted in insufficient gliding altitude, and the subsequent off airport landing in the trees.
- [NTSB LAX95LA184](https://openairdocs.org/ntsb/LAX95LA184.md): Schweizer SGS 2-33A · Honolulu, HI · Accident · Minor injuries · Limited investigation · Final report · May 11, 1995 · N7768S · Destroyed
  > the pilot's attempted flight in close proximity to terrain under gusty wind conditions at an inadequate terrain clearance altitude.
- [NTSB LAX95LA164](https://openairdocs.org/ntsb/LAX95LA164.md): Schweizer SGS 2-33A · Peoria, AZ · Accident · Serious injuries · Limited investigation · Final report · Apr 7, 1995 · N7758S · Minor damage
  > the pilot's misjudged evaluation of the weather, and his inadequate compensation for the gusting winds and downdrafts.
- [NTSB BFO95LA015](https://openairdocs.org/ntsb/BFO95LA015.md): Schweizer SGS 2-33A · Hilltown, PA · Accident · No injuries · Limited investigation · Final report · Nov 19, 1994 · N33938 · Substantial damage
  > Improper in-flight planning decision by the pilot, which resulted in insufficient altitude to maintain clearance from trees.
- [NTSB MIA94LA208](https://openairdocs.org/ntsb/MIA94LA208.md): Schweizer 2-33A · Deland, FL · Accident · No injuries · Limited investigation · Final report · Sep 10, 1994 · N34215 · Substantial damage
  > The pilot in command's failure to maintain ground clearance while maneuvering over the runway threshold resulting in the left wing contacting the ground.
- [NTSB BFO94LA123](https://openairdocs.org/ntsb/BFO94LA123.md): Schweizer 2-33 · Waynesville, OH · Accident · No injuries · Limited investigation · Final report · Jun 29, 1994 · N65807 · Substantial damage
  > The instuctors inadequate supervision of the student who misjudged distance/altitude.
- [NTSB SEA94LA078](https://openairdocs.org/ntsb/SEA94LA078.md): Schweizer 2-33A · Heber City, UT · Accident · No injuries · Limited investigation · Final report · Mar 8, 1994 · N5790S · Substantial damage
  > The flight instructor's delayed/inadequate remedial action. Factors include the student pilot's failure to maintain directional control, and unfavorable/variable, gusty winds during the takeoff roll.
- [NTSB LAX94LA124](https://openairdocs.org/ntsb/LAX94LA124.md): Schweizer 2-33-A · Dillingham, HI · Accident · No injuries · Limited investigation · Final report · Feb 13, 1994 · N3622Z · Substantial damage
  > the pilot's failure to maintain an adequate airspeed margin while maneuvering in the traffic pattern and his inadvertent entry into a stall/mush condition.
- [NTSB LAX94LA027](https://openairdocs.org/ntsb/LAX94LA027.md): Schweizer SGS 2-33A · Mokuleia, HI · Accident · No injuries · Limited investigation · Final report · Oct 28, 1993 · N7779S · Substantial damage
  > the student pilot's misjudgement of descent rate and terrain clearance while manuevering along a ridgeline. Factors in the accident were the downdrafts and the mountainous/hilly nature of the terrain.
- [NTSB BFO93LA161](https://openairdocs.org/ntsb/BFO93LA161.md): Schweizer SGS2-33A · Eighty Four, PA · Accident · No injuries · Limited investigation · Final report · Sep 6, 1993 · N34367 · Substantial damage
  > The pilot's utilization of improper procedures for setting the altimeter which led to his misjudging altitude.
- [NTSB BFO93LA095](https://openairdocs.org/ntsb/BFO93LA095.md): Schweizer SGS-233A · Johnson City, NY · Accident · Minor injuries · Limited investigation · Final report · May 21, 1993 · N17870 · Substantial damage
  > Improper planning/decision by the flight crew. Factors related to the accident were: the downdraft on final approach, the terrain conditions (cliff & obstructions) near the approach end of the runway, and the lack of relative experience for each of the pilots.
- [NTSB NYC93LA084](https://openairdocs.org/ntsb/NYC93LA084.md): Schweizer SGS 2-33A · Buchanan, VA · Accident · Serious injuries · Limited investigation · Final report · Apr 17, 1993 · N33929 · Substantial damage
  > The pilot's improper planning/decision, inadequate crew coordination, and failure to maintain directional control. The unfavorable wind and proximity of obstructions were related factors.
- [NTSB LAX93LA013](https://openairdocs.org/ntsb/LAX93LA013.md): Schweizer SGS 2-33A · Warner Springs, CA · Accident · Minor injuries · Limited investigation · Final report · Oct 17, 1992 · N1176S · Substantial damage
  > The pilot's inadequate planned approach to the runway, and, his improper use of the flight controls which resulted in an inadvertent accelerated stall/spin.
- [NTSB SEA93LA005](https://openairdocs.org/ntsb/SEA93LA005.md): Schweizer SSG 2-33A · Heber City, UT · Accident · No injuries · Limited investigation · Final report · Oct 1, 1992 · N2763H · Substantial damage
  > The proper alignment was not maintained by the pilot. A factor relating to the accident was the sign located beside the runway.
- [NTSB CHI92LA208](https://openairdocs.org/ntsb/CHI92LA208.md): Schweizer SGS2-33A · Kendallville, IN · Accident · No injuries · Limited investigation · Final report · Jul 5, 1992 · N36133 · Substantial damage
  > Improper remedial action, the pilot's failure to maintain airspeed, and the failed tow rope.
- [NTSB CHI92LA197](https://openairdocs.org/ntsb/CHI92LA197.md): Schweizer SGS 2-33A · Manchester, MI · Accident · No injuries · Limited investigation · Final report · Jul 5, 1992 · N2524H · Substantial damage
  > The pilot's improper inflight planning/decisions, failure to make a precautionary landing when he realized he was too low to reach the airport, and attempting to stretch his glidepath to reach the runway.
- [NTSB NYC92LA098](https://openairdocs.org/ntsb/NYC92LA098.md): Schweizer SGS 2-32 · New Milford, CT · Accident · No injuries · Limited investigation · Final report · Jun 3, 1992 · N2724H · Substantial damage
  > Inadequate visual lookout by the pilot which resulted in the glider striking a vehicle parked next to the runway.
- [NTSB MIA92LA028](https://openairdocs.org/ntsb/MIA92LA028.md): Schweizer SGS 2-33A · Groveland, FL · Accident · No injuries · Limited investigation · Final report · Nov 14, 1991 · N2890H · Substantial damage
  > Poor in-flight planning/decision by the pilot-in-command resulting in the off airport landing. Contributing to the accident was his lack of total experience.
- [NTSB BFO92LA003](https://openairdocs.org/ntsb/BFO92LA003.md): Schweizer SGS 2-33A · Waynesboro, VA · Accident · Minor injuries · Limited investigation · Final report · Oct 26, 1991 · N34396 · Substantial damage
  > Improper in-flight planning/decision by the instructor (CFI). Contributing to the accident was the instructor's failure to properly monitor the student's performance.
- [NTSB LAX92LA021](https://openairdocs.org/ntsb/LAX92LA021.md): Schweizer SGS-2-33A · Fremont, CA · Accident · Serious injuries · Limited investigation · Final report · Oct 20, 1991 · N17886 · Destroyed
  > The pilot's inadequate altitude on final approach.
- [NTSB LAX91LA165](https://openairdocs.org/ntsb/LAX91LA165.md): Schweizer SGS 2-33A · Hemet, CA · Accident · No injuries · Limited investigation · Final report · Apr 8, 1991 · N2032T · Substantial damage
  > The failure of the PIC to select a proper touch down point. Contributing to the accident was the lack of recent familiarity with the geographic layout of the landing area.
- [NTSB NYC91LA066](https://openairdocs.org/ntsb/NYC91LA066.md): Schweizer SGS 2-33A · Williamstown, MA · Accident · No injuries · Limited investigation · Final report · Jan 26, 1991 · N5763S · Substantial damage
  > The failure of the pilot to retract the speed brakes during the preflight, which resulted in the tow airplane being unable to attain sufficient altitude prior to releasing the glider, and the subsequent landing of the glider on unsuitable terrain.
- [NTSB NYC90LA168](https://openairdocs.org/ntsb/NYC90LA168.md): Schweizer SGS-2-33A · Gt. Barrington, MA · Accident · Minor injuries · Limited investigation · Final report · Jul 21, 1990 · N2724H · Substantial damage
  > The pilot's failure to maintain adequate clearance from tree during the precautionary landing. Factor was a loss of thermal lift.
- [NTSB FTW90DPJ09](https://openairdocs.org/ntsb/FTW90DPJ09.md): Schweizer SGS 2-33A · Norman, OK · Accident · No injuries · Final report · Jul 8, 1990 · N65879 · Substantial damage
  > The pilot's misjudgement of proper glidepath.
- [NTSB DEN90LA086](https://openairdocs.org/ntsb/DEN90LA086.md): Schweizer SGS 2-33A · Morgan, UT · Accident · No injuries · Limited investigation · Final report · Apr 4, 1990 · N2048T · Substantial damage
  > Separation of the tow rope and the pilot's failure to establish an appropriate descent rate as he returned to land. Contributing to the accident were the tailwind and the unsuitable terrain for landing beyond the runway end.
- [NTSB NYC90LA082](https://openairdocs.org/ntsb/NYC90LA082.md): Schweizer S2-33A · Brookhaven, NY · Accident · Serious injuries · Limited investigation · Final report · Mar 25, 1990 · N2055T · Minor damage
  > Cause of the accident was a hard landing after the pilot stalled the glider while turning onto final approach.
- [NTSB NYC90LA046](https://openairdocs.org/ntsb/NYC90LA046.md): Schweizer SGS 2-33A · Kutztown, PA · Accident · Minor injuries · Limited investigation · Final report · Jan 8, 1990 · N2637H · Substantial damage
  > Improper decision of the glider pilot to exit the glider without positive assurance that the tow pilot had received his signal or that the glider was released from the tow plane. A related factor to the accident was: the lack of crew coordination between the…
- [NTSB CHI90LA036](https://openairdocs.org/ntsb/CHI90LA036.md): Schweizer SGS-2-33A · Waynesville, OH · Accident · No injuries · Limited investigation · Final report · Dec 3, 1989 · N2610H · Substantial damage
  > The dual student did not maintain proper glidepath and his misjudgment for compensation for wind conditions resulted in a collision with utility wires. The cfi's inadequate supervision during the duel flight operation contributed to the accident.
- [NTSB LAX89LA291](https://openairdocs.org/ntsb/LAX89LA291.md): Schweizer SGS 2-33A · Hemet, CA · Accident · Minor injuries · Limited investigation · Final report · Aug 30, 1989 · N65843 · 2 aircraft · Destroyed
  > Inadequate crew coordination between the tow pilot and glider pilot, failure of the glider pilot to obtain proper assistance, and the tow pilot's misunderstanding of the glider pilot's intentions.
- [NTSB LAX89LA188](https://openairdocs.org/ntsb/LAX89LA188.md): Schweizer SGS 2-33A · Haleiwa, Oahu, HI · Accident · No injuries · Limited investigation · Final report · Jun 29, 1989 · N2059T · Substantial damage
  > The pilot's failure to adequately compensate for wind conditions and the failure to maintain sufficient altitude to clear obstacles. Contributing to the accident were the downdrafts along the ridge line.
- [NTSB CHI88LA236](https://openairdocs.org/ntsb/CHI88LA236.md): Schweizer 2-33A · Hinckley, IL · Accident · Serious injuries · Limited investigation · Final report · Sep 4, 1988 · N3613F · Substantial damage
  > During the initial climbout on the dual instructional flight, as the glider was towed through approximately 50-100' AGL, the tow rope failed. The instructor pilot executed a hard forced landing at the edge of a cornfield located to the right side of the…
- [NTSB MKC88LA117](https://openairdocs.org/ntsb/MKC88LA117.md): Schweizer 2-33 · Warrensburg, MO · Accident · No injuries · Limited investigation · Final report · Jun 28, 1988 · N7546 · Substantial damage
  > During a student pilot's first solo in a glider, the plt said he misread the altimeter by 1000 feet. Attempting to land on the airport during the low approach, he struck trees, then a fence, before ground contact.
- [NTSB NYC88LA159](https://openairdocs.org/ntsb/NYC88LA159.md): Schweizer SGS-2-33 · Erwinna, PA · Accident · No injuries · Limited investigation · Final report · Jun 5, 1988 · N1240S · Substantial damage
  > Accident was a loss of directional control during landing which followed a hard landing. Contributing was the improper use of spoiler control by the private pilot and the failure of the flight instructor to adequately supervise the actions of the private…

Next page: https://openairdocs.org/ntsb.md?model=8051606&page=3

## 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 ('8051606'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=8051606&page=2

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