# NTSB investigations, AK: Fuel related

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 ANC25LA112](https://openairdocs.org/ntsb/ANC25LA112.md): Cessna 172 · Yakataga, AK · Accident · No injuries · Class 4 · Limited · Final report · Sep 22, 2025 · N4282F · Substantial damage
  > The total loss of engine power due to carburetor icing and the pilot’s failure to effectively use carburetor heat in meteorological conditions conducive to the formation of carburetor icing.
- [NTSB ANC25LA026](https://openairdocs.org/ntsb/ANC25LA026.md): Aeronca 7CCM · Kenai, AK · Accident · No injuries · Class 3 · Limited · Final report · Mar 20, 2025 · N2527B · Substantial damage
  > A total loss of engine power due to carburetor icing as a result of the pilot’s inadequate use of carburetor heat.
- [NTSB ANC25LA025](https://openairdocs.org/ntsb/ANC25LA025.md): Cessna 172A · Fairbanks, AK · Accident · Minor injuries · Class 3 · Limited · Final report · Mar 16, 2025 · N7274T · Substantial damage
  > The pilot’s decision to initiate the flight despite identifying a malfunction in the carburetor heat system during the pre-takeoff engine run-up, which led to a partial loss of engine power during climb out. Contributing to the accident was maintenance…
- [NTSB ANC25LA022](https://openairdocs.org/ntsb/ANC25LA022.md): Piper PA-18-150 · Anchor Point, AK · Accident · Minor injuries · Class 4 · Limited · Final report · Feb 28, 2025 · N3798Z · Substantial damage
  > A complete loss of engine power as a result of carburetor ice due to the pilot’s failure to effectively use carburetor heat in conditions conducive to the formation of carburetor ice.
- [NTSB ANC24LA014](https://openairdocs.org/ntsb/ANC24LA014.md): Benjamin Pratt Bearhawk Patrol · Galena, AK · Accident · No injuries · Class 4 · Limited · Final report · Feb 19, 2024 · N406AK · Substantial damage
  > A loss of engine power as a result of carburetor ice. Contributing to the outcome was the pilot’s failure to effectively use carburetor heat in conditions conducive to the formation of carburetor ice.
- [NTSB ANC22LA064](https://openairdocs.org/ntsb/ANC22LA064.md): 5 Rivers SQ-2 · Soldotna, AK · Accident · Serious injuries · Class 3 · Limited · Final report · Jul 27, 2022 · N58SQ · Substantial damage
  > A total loss of engine power due to carburetor icing, which resulted from the pilot's failure to use carburetor heat while operating in conditions conducive to the formation of carburetor ice.
- [NTSB ANC20LA099](https://openairdocs.org/ntsb/ANC20LA099.md): Cessna 170B · Big Lake, AK · Accident · No injuries · Class 3 · Limited · Final report · Sep 23, 2020 · N4380B · Substantial damage
  > The pilot’s failure to utilize carburetor heat while flying in conditions conducive to carburetor icing, which resulted in a total loss of engine power.
- [NTSB ANC20LA002](https://openairdocs.org/ntsb/ANC20LA002.md): Cessna 172 · Palmer, AK · Accident · No injuries · Class 3 · Limited · Final report · Oct 13, 2019 · N7267A · Substantial damage
  > The pilot's delayed application of carburetor heat in weather conditions conducive to carburetor icing, which resulted in a partial loss of engine power, a precautionary landing, and impact with terrain.
- [NTSB ANC18LA038](https://openairdocs.org/ntsb/ANC18LA038.md): James Wiebe Belite Pipper · Anchorage, AK · Accident · Minor injuries · Limited investigation · Final report · May 24, 2018 · N3748 · Substantial damage
  > An inadequate fuel supply to the engine, which resulted in a total loss of engine power and subsequent impact with terrain.
- [NTSB GAA17CA542](https://openairdocs.org/ntsb/GAA17CA542.md): Cessna 150 · Wasilla, AK · Accident · No injuries · Data collection · Final report · Aug 31, 2017 · N2996S · Substantial damage
  > The student pilot’s inadequate in-flight fuel planning, which resulted in fuel exhaustion, the subsequent total loss of engine power, and a forced off-airport landing.
- [NTSB ANC17LA034](https://openairdocs.org/ntsb/ANC17LA034.md): Cessna 180 · Anchorage, AK · Accident · Minor injuries · Class 3 · Limited · Final report · Jul 9, 2017 · N2429C · Substantial damage
  > A total loss of engine power due to fuel starvation for undetermined reasons.
- [NTSB ANC17LA028](https://openairdocs.org/ntsb/ANC17LA028.md): Cessna 172 · Chugiak, AK · Accident · Minor injuries · Class 2 · Limited · Final report · Jun 6, 2017 · N35700 · Substantial damage
  > The pilot's improper in-flight fuel management, which resulted in a total loss of engine power due to fuel starvation.
- [NTSB ANC16CA058](https://openairdocs.org/ntsb/ANC16CA058.md): Piper J5A · Sterling, AK · Accident · No injuries · Data collection · Final report · Aug 25, 2016 · N35589 · Substantial damage
  > The pilot's improper fuel management, which led to fuel exhaustion and a subsequent forced landing on a road too narrow for the airplane.
- [NTSB ANC15CA064](https://openairdocs.org/ntsb/ANC15CA064.md): Champion 7HC · Coldfoot, AK · Accident · No injuries · Data collection · Final report · Aug 16, 2015 · N8556E · Destroyed
  > The loss of engine power due to carburetor icing and the pilot's failure to recognize conditions favorable for carburetor icing and apply use of carburetor heat.
- [NTSB ANC15FA021](https://openairdocs.org/ntsb/ANC15FA021.md): Cessna 180 · Whittier, AK · Accident · 1 fatal · Field investigation · Final report · Apr 14, 2015 · N9247C · Substantial damage
  > The pilot's decision to continue flight into known icing conditions, contrary to the airplane’s limitations, which resulted in a total loss of engine power due to icing.
- [NTSB ANC15LA005](https://openairdocs.org/ntsb/ANC15LA005.md): Piper PA 18-150 · Nikiski, AK · Accident · Serious injuries · Limited investigation · Final report · Nov 27, 2014 · N9720P · Substantial damage
  > The total loss of engine power due to carburetor icing, which resulted from the pilot’s failure to use carburetor heat while operating at low-power settings in an area conducive to carburetor icing.
- [NTSB ANC08CA121](https://openairdocs.org/ntsb/ANC08CA121.md): Cessna 170 · Ruby, AK · Accident · No injuries · Data collection · Final report · Sep 9, 2008 · N2690V · Substantial damage
  > The pilot's failure to use carburetor heat, while operating at a reduced engine power while maneuvering in carburetor icing conditions.

## 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."eventStateOrRegion" = 'AK' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s."tier2Number" = '190' 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/190/sequence?state=AK

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