# NTSB investigations: Cessna 172P: Loss of engine power (partial)

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 ERA26LA221](https://openairdocs.org/ntsb/ERA26LA221.md): Cessna 172P · Pembroke Pines, FL · Accident · Serious injuries · Class 3 · Limited · Preliminary report · May 29, 2026 · N96100 · Substantial damage
  > On May 29, 2026, at 1138 eastern daylight time, a Cessna 172P, N96100, was substantially damaged when it was involved in an accident near Pembroke Pines, Florida. The flight instructor sustained serious injuries. The student pilot sustained minor injuries.…
- [NTSB CEN26LA143](https://openairdocs.org/ntsb/CEN26LA143.md): Cessna 172P · Denton, TX · Accident · Serious injuries · Class 3 · Limited · Preliminary report · Mar 20, 2026 · N65614 · Substantial damage
  > On March 20, 2026, about 1415 central daylight time, a Cessna 172P airplane, N65614, was substantially damaged when it was involved in an accident near Denton, Texas. The pilot sustained minor injuries, and the pilot-rated sensor operator sustained serious…
- [NTSB ERA24LA198](https://openairdocs.org/ntsb/ERA24LA198.md): Cessna 172 · Palatka, FL · Accident · No injuries · Class 3 · Limited · Final report · Apr 29, 2024 · N99442 · Substantial damage
  > The failure of the nose oil seal to remain secure in the engine crankcase, which resulted in a loss of engine oil and partial loss of engine power.
- [NTSB CEN22LA230](https://openairdocs.org/ntsb/CEN22LA230.md): Cessna 172P · Ennis, TX · Accident · No injuries · Class 3 · Limited · Final report · Jun 2, 2022 · N65497 · Substantial damage
  > A partial loss of engine power for reasons that were undetermined.
- [NTSB WPR18LA034](https://openairdocs.org/ntsb/WPR18LA034.md): Cessna 172P · San Jose, CA · Accident · Serious injuries · Class 2 · Limited · Final report · Nov 19, 2017 · N52492 · Substantial damage
  > The pilot's delayed decision to execute an emergency landing and his attempt to return to the airport following a partial loss of power due to wear on internal engine components, which prevented the engine from developing full-rated power during the…
- [NTSB CEN15LA414](https://openairdocs.org/ntsb/CEN15LA414.md): Cessna 172P · Nutwood, IL · Accident · Minor injuries · Limited investigation · Final report · Sep 16, 2015 · N65191 · Substantial damage
  > A partial loss of engine power due to the undetected loosening of the four carburetor bolts that connect the throttle body to the bowl assembly.
- [NTSB ERA11LA230](https://openairdocs.org/ntsb/ERA11LA230.md): Cessna 172P · Vega Baja, PR · Accident · No injuries · Limited investigation · Final report · Apr 1, 2011 · N98FR · Substantial damage
  > The failure of the No. 2 cylinder exhaust valve resulting in a loss of engine power.
- [NTSB CEN11LA169](https://openairdocs.org/ntsb/CEN11LA169.md): Cessna 172P · Chesapeake, OH · Accident · Minor injuries · Limited investigation · Final report · Jan 30, 2011 · N55212 · Substantial damage
  > The partial loss of engine power due to carburetor icing and the pilot’s delayed use of carburetor heat and failure to attain the proper touchdown point on the runway during the precautionary landing.
- [NTSB CEN11CA062](https://openairdocs.org/ntsb/CEN11CA062.md): Cessna 172 · Pineville, LA · Accident · No injuries · Data collection · Final report · Nov 9, 2010 · N9747L · Substantial damage
  > The pilot/mechanic’s improper inspection of the airplane following the engine installation.

## 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 ('2072436')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.case_mkey = x.case_mkey AND s.aircrafts_position = x.position AND s."tier2Number" = '342' 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/342/sequence?model=2072436

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