# NTSB investigations: Engine anti-icing system

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 ERA24LA135](https://openairdocs.org/ntsb/ERA24LA135.md): Cessna 172 · Homestead, FL · Accident · Minor injuries · Class 3 · Limited · Final report · Mar 9, 2024 · N5171H · Substantial damage
  > A loss of engine power due to carburetor ice as a result of the pilot’s failure to use carburetor heat in conditions conducive to the formation of carburetor ice.
- [NTSB ERA23LA066](https://openairdocs.org/ntsb/ERA23LA066.md): Piper PA-18-150 · St. Augustine, FL · Accident · No injuries · Class 3 · Limited · Final report · Nov 14, 2022 · N9858P · Substantial damage
  > The pilot’s failure to appropriately use carburetor heat, which resulted in a total loss of engine power due to carburetor icing.
- [NTSB CEN18FA277](https://openairdocs.org/ntsb/CEN18FA277.md): Cessna 152 · Fort Rice, ND · Accident · 1 fatal · Class 2 · Field · Final report · Jul 17, 2018 · N24515 · Substantial damage
  > The pilot's failure to use carburetor heat in conditions that were conducive to serious carburetor icing, which resulted in a loss of engine power, an exceedance of the airplane's critical angle of attack, and an aerodynamic stall. Contributing to the…
- [NTSB WPR16LA104](https://openairdocs.org/ntsb/WPR16LA104.md): Bell UH 1B · Maxwell, CA · Accident · No injuries · Limited investigation · Final report · May 7, 2016 · N486SA · Substantial damage
  > A reduction in available engine power during takeoff due to a stuck hot air valve, which resulted in low rotor rpm and a forced landing. Contributing to the accident was the lack of dry film lubricant and the presence of corrosion on the hot air valve…

## 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 f.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_findings.parquet' f WHERE starts_with(f."findingCode", '01057510'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-findings/01057510/cases

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