# NTSB NYC87LA078: Cessna 150C, N66270, Downingtown, PA, February 7, 1987

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: February 7, 1987, 09:10 local (14:10 UTC)
- Place: Downingtown, PA
- Coordinates: 40.000148, -75.700233 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=40.0001&lon=-75.7002&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report October 6, 1988
- Report: Approved by Office Director
- NTSB case key (mKey): 30597
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=NYC87LA078
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/30597/pdf
- Page: https://openairdocs.org/ntsb/NYC87LA078

## Sequence of events

In NTSB's coding before 2008 (https://www.ntsb.gov/GILS/Documents/codman.pdf).

- Loss of engine power, cruise
  - reason for occurrence undetermined (cause)
- Forced landing, landing
- Nose over, landing - roll
  - terrain condition - snow covered (contributing factor)
  - terrain condition - none suitable (contributing factor)

## Analysis

A PRECAUTIONARY LANDING WAS MADE IN A SNOW COVERED LEVEL FIELD DUE TO A LOSS OF POWER FOR UNKNOWN REASONS. THE AIRCRAFT WAS SUBSTANTIALLY DAMAGED.

## Aircraft

- Registration: [N66270](https://openairdocs.org/deregistered/N66270-2013-02-13), registration cancelled 2013-02-13, S/N 15075968, built 1974 (OpenAirDocs)
- Reported make and model: CESSNA 150C
- Registry model: [Cessna 150M](https://openairdocs.org/model/cessna-150m) (registry code 2071830) (OpenAirDocs)
- Registry engine: [Continental 0-200 series](https://openairdocs.org/engine/continental-0-200-series) (registry code 17020, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 15075968
- Airframe hours: 8254
- Engines: CONTINENTAL O-200A 100 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Operator: Bob Shannon, doing business as Shannon Aviation Corp.
- Registered owner: Shannon Aviation Corp.
- Airworthiness certificate: Standard, Normal
- Departed: N25, DOWNINGTOWN, PA

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 29; student; airplane ratings: single-engine land; medical: class 3, valid medical--w/ waivers/lim; seat: left; flight hours: 59 total, 59 in this make and model, 14 as pilot in command, 2 in the last 90 days

## Weather

- Conditions: Visual (VMC), Day
- Wind: 300° at 10 knots
- Visibility: 15 statute miles
- Temperature: 36 °F

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19870207002339A](https://openairdocs.org/incident/19870207002339A), Feb 7, 1987: Cessna 150M, Dowingtown, PA, Substantial damage. Reduction in power after takeoff. Precautionary landing in a snow covered field. Flipped over. Exhaust valve defect

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

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