# NTSB LAX66F0323: Fire Fly 90, N4723S, Boulevard, CA, April 27, 1966

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Closed
- Date: April 27, 1966
- Place: Boulevard, CA · BOULEVARD, CA
- Location: 32.6640° N, 116.2896° W: Placed by OpenAirDocs: center of Boulevard, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=32.6640&lon=-116.2896&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 1 serious
- Status: Completed, report December 12, 1966
- Report: Brief approved by the director
- NTSB case key (mKey): 172422
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX66F0323
- Page: https://openairdocs.org/ntsb/LAX66F0323

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
2-0371  66/4/27  NR.BOULEVARD CALIF    FIRE FLY 90         CR-  0  1  0  MISCELLANEOUS             NO CERTIFICATE, AGE 27,
        TIME - 0315                    N4723S              PX-  0  0  0  DEMONSTRATION             500 TOTAL HOURS, 15 IN
                                       DAMAGE-DESTROYED    OT-  0  0  0                            TYPE, NOT INSTRUMENT
                                                                                                   RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH GROUND/WATER: CONTROLLED                  LANDING: OTHER
        PROBABLE CAUSE(S)
           TERRAIN - HIGH OBSTRUCTIONS
        FACTOR(S)
           WEATHER - UNFAVORABLE WIND CONDITIONS
        WEATHER BRIEFING - BRIEFED BY WEATHER BUREAU PERSONNEL, IN PERSON
        WEATHER FORECAST - FORECAST SUBSTANTIALLY CORRECT
        EMERGENCY CIRCUMSTANCES - PRECAUTIONARY LANDING OFF AIRPORT
                                  LOW ON FUEL
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          CLEAR                                                    UNLIMITED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          NONE                                                      65
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
          300                                                       25
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      NONE
        REMARKS- PILOT RATED ONLY IN HOT AIR BALLOON.PILOT WAS ATTEMPTING A LANDING ON A MOUNTAIN ROAD.
```

## Aircraft

- Registration: [N4723S](https://openairdocs.org/deregistered/N4723S-1966-06-24), registration cancelled 1966-06-24, S/N 112 (OpenAirDocs)
- Reported make and model: FIRE FLY 90
- Registry model: [Barnes FIREFLY 90](https://openairdocs.org/model/barnes-firefly-90) (registry code 05604BK) (OpenAirDocs)
- Category: Balloon, amateur-built
- Engines: none
- Damage: Destroyed

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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